Profil

Balthazart Jacques

Département des sciences biomédicales et précliniques

See author's contact details
Main Research Fields
Neurosciences & behavior
Zoology
Endocrinology, metabolism & nutrition
Anatomy (cytology, histology, embryology...) & physiology
Animal psychology, ethology & psychobiology
Main Keywords
Animals; Male; Female; aromatase; Sexual Behavior, Animal/physiology;
Main Unit & Research Centers
Giga-Neurosciences - ULiège
Centre de Neurobiologie Cellulaire et Moléculaire
GIGA Neurosciences, Behavioural Neuroendocrinology Research Group
Centre de Neurobiologie Cellulaire ou Moléculaire
Departement of Psychological and Brain Sciences, Johns Hopkins University, Baltimore, MD, USA
Main Co-authors
Cornil, Charlotte 
Ball, G. F.
Charlier, Thierry 
Ball, Gregory F
Ball, Gregory F.

Publications (total 470)

The most downloaded
290 downloads
Balthazart, J., Boseret, G., Konkle, A. T., Hurley, L. L., & Ball, G. F. (February 2008). Doublecortin as a Marker of Adult Neuroplasticity in the Canary Song Control Nucleus Hvc. European Journal of Neuroscience, 27 (4), 801-17. doi:10.1111/j.1460-9568.2008.06059.x https://hdl.handle.net/2268/11877
The most cited
315 citations (SCOPUS)
Balthazart, J., & Ball, G. F. (May 2006). Is brain estradiol a hormone or a neurotransmitter? [letter to the editor]. Trends in Neurosciences, 29 (5), 241-249. doi:10.1016/j.tins.2006.03.004 https://hdl.handle.net/2268/11040

Dos Santos, E. B., Ball, G. F., Cornil, C., & Balthazart, J. (18 May 2022). Treatment with androgens plus estrogens cannot reverse sex differences in song and the song control nuclei in adult canaries. Hormones and Behavior, 143, 105197. doi:10.1016/j.yhbeh.2022.105197
Peer Reviewed verified by ORBi

Chiver, I., Ball, G. F., LALLEMAND, F., Vandries, L., Plumier, J. P., Cornil, C., & Balthazart, J. (10 May 2022). Photoperiodic control of singing behavior and reproductive physiology in male Fife fancy canaries. Hormones and Behavior, 143, 105194. doi:10.1016/j.yhbeh.2022.105194
Peer Reviewed verified by ORBi

Balthazart, J., & McCormick, C. (2022). Statistical rules versus biological reasoning: Some apparent conflicts and how to solve them. Hormones and Behavior, 137, 104938. doi:10.1016/j.yhbeh.2021.104938
Peer Reviewed verified by ORBi

Court, L., Balthazart, J., Ball, G. F., & Cornil, C. (2022). Role of aromatase in distinct brain nuclei of the social behavior network in the expression of sexual behavior in male Japanese quail. Journal of Neuroendocrinology, 34, 13127.
Peer Reviewed verified by ORBi

Muraille, E., De Kerchove d'Exaerde, A., Drion, P., Vanderplasschen, A., Lambermont, B., Rogister, B., Muylkens, B., Vassart, G., Balthazart, J., Pillot, J., Pastushenko, L., Moutschen, M., LEONARD, P., Naccache, P., Costagliola, S., & Guerin, S. (2021). "Opter pour l'obligation vaccinale est un choix de société". Le Vif. L'Express.

Cornez, G., Valle, S., Barros Dos Santos, E., Chiver, I., Muller, W., Ball, G., Cornil, C., & Balthazart, J. (27 August 2021). Perineuronal nets in HVC and plasticity in male canary song. PLoS ONE, 16 (8), 0252560. doi:10.1371/journal.pone.0252560
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Chiver, I., LALLEMAND, F., Cornil, C., Ball, G. F., & Balthazart, J. (29 June 2021). Photoperiodic control of singing behavior and reproductive physiology in male fife fancy canaries. Poster session presented at Virtual Annual Meeting of the Society of Behavioral Neuroendocrinology.

Barros Dos Santos, E., Ball, G. F., Cornil, C., & Balthazart, J. (29 May 2021). Activational effects of androgens and estrogens can not reverse sex differences in song behavior and the song control nuclei in adult male and female canaries. Poster session presented at Virtual Annual Meeting of the Society of Behavioral Neuroendocrinology.

Court, L., Balthazart, J., Ball, G. F., & Cornil, C. (26 February 2021). LONG TERM EFFECTS OF THE INHIBITION OF BRAIN AROMATASE ON THE EXPRESSION OF SOCIO-SEXUAL BEHAVIORS IN MALE JAPANESE QUAIL. Paper presented at virtual meeting steroids and nervous system.

Balthazart, J. (2021). Membrane-initiated actions of sex steroids and reproductive behavior: A historical account. Molecular and Cellular Endocrinology, 538, 111463. doi:10.1016/j.mce.2021.111463
Peer Reviewed verified by ORBi

Lallemand, F., Chiver, I., Barros Dos Santos, E., Ball, G. F., & Balthazart, J. (2021). Repeated assessment of changes in testes size in canaries by X-ray computer tomography. General and Comparative Endocrinology, 310, 113308. doi:10.1016/j.ygcen.2021.113808
Peer Reviewed verified by ORBi

Majumdar, G., Yadav, G., Malik, S., Rani, S., Balthazart, J., & Kumar, V. (2021). Hypothalamic plasticity in response to changes in photoperiod and food quality: An adaptation to support pre-migratory fattening in songbirds? European Journal of Neuroscience, 53 (2), 430-448. doi:10.1111/ejn.14994
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (2021). Evolutionary neuroscience: Are the brains of birds and mammals really so different? Current Biology, 31 (13), 840-R842. doi:10.1016/j.cub.2021.05.004
Peer Reviewed verified by ORBi

Diddens, J., Coussement, L., Frankl-Vilches, C., Majumbar, G., Steyaert, S., Ter Haar, S., Galle, J., De Meester, E., De Keulenaer, S., Van Criekinge, W., Cornil, C., Balthazart, J., Van Der Linden, A., De Meyer, T., & Vanden Berghe, W. (2021). DNA Methylation Regulates Transcription Factor-Specific Neurodevelopmental but Not Sexually Dimorphic Gene Expression Dynamics in Zebra Finch Telencephalon. Frontiers in Cell and Developmental Biology, 9, 583555. doi:10.3389/fcell.2021.583555
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Court, L., Balthazart, J., Ball, G. F., & Cornil, C. (2021). Effect of chronic intracerebroventricular administration of an aromatase inhibitor on the expression of socio-sexual behaviors in male Japanese quail. Behavioural Brain Research, 410, 113315. doi:10.1016/j.bbr.2021.113315
Peer Reviewed verified by ORBi

de Bournonville, M.-P., de Bournonville, C., Vandries, L., Nys, G., Fillet, M., Ball, G., Balthazart, J., & Cornil, C. (2021). Rapid changes in brain estrogen concentration during male sexual behavior are site and stimulus specific. Scientific Reports, 11 (1), 20130. doi:10.1038/s41598-021-99497-1
Peer Reviewed verified by ORBi

Court, L., Balthazart, J., Ball, G. F., & Cornil, C. (18 December 2020). EFFECT OF CHRONIC INTRACEREBROVENTRICULAR ADMINISTRATION OF AN AROMATASE INHIBITOR ON THE EXPRESSION OF SOCIO-SEXUAL BEHAVIORS IN MALE JAPANESE QUAIL. Paper presented at Journée scientifique virtuelle de la Société de Neuroendocrinologie.

Orije, J., Cardon, E., De Groof, G., Hamaide, J., Jonckers, E., Van Massenhoven, S., Darras, V., Balthazart, J., Verhoye, M., & Van der Linden, A. (2020). In vivo online monitoring of testosterone-induced neuroplasticity in a female songbird. Hormones and Behavior, 118. doi:10.1016/j.yhbeh.2019.104639
Peer Reviewed verified by ORBi

Majumdar, G., Yadav, G., Hamaide, J., Coussement, L., De Meyer, T., Verhoye, M., Vanden Berghe, W., Van Der Linden, A., & Balthazart, J. (2020). Molecular correlates of hypothalamic development in songbird ontogeny in comparison with the telencephalon. FASEB Journal. doi:10.1096/fj.201902477R
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Balthazart, J. (2020). How technical progress reshaped behavioral neuroendocrinology during the last 50 years… and some methodological remarks. Hormones and Behavior, 118. doi:10.1016/j.yhbeh.2020.104682
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Cornez, G., Langro, J., Cornil, C., Balthazart, J., & Lynch, K. (2020). Comparing perineuronal nets and parvalbumin development between black bird species with differences in early developmental song exposure. Journal of Experimental Biology, 223 (Pt1), 212910. doi:10.1242/jeb.212910
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Cornez, G., Schevchouk, O., Ghorbanpoor, S., Ball, G., Cornil, C., & Balthazart, J. (2020). Testosterone stimulates perineuronal nets development around parvalbumin cells in the adult canary brain in parallel with song crystallization. Hormones and Behavior, 119, 104643. doi:10.1016/j.yhbeh.2019.104643
Peer Reviewed verified by ORBi

Cornez, G., Collignon, C., Müller, W., Ball, G., Cornil, C., & Balthazart, J. (2020). Seasonal changes of perineuronal nets and song learning in adult canaries (Serinus canaria)
. Behavioural Brain Research, 380, 112437. doi:10.1016/j.bbr.2019.112437
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Court, L., Vandries, L., Balthazart, J., & Cornil, C. (2020). Key role of estrogen receptor β in the organization of brain and behavior of the Japanese quail. Hormones and Behavior, 125, 104827. doi:10.1016/j.yhbeh.2020.104827
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Cornez, G., Collignon, C., Müller, W., Cornil, C., Ball, G. F., & Balthazart, J. (2020). Development of perineuronal nets during ontogeny correlates with sensorimotor vocal learning in canaries. eNeuro, 7 (2), 0361-19.2020. doi:10.1523/ENEURO.0361-19.2020
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Cornil, C., Ball, G. F., & Balthazart, J. (2020). Sexually differentiated and neuroanatomically specific co-expression of aromatase neurons and GAD67 in the male and female quail brain. European Journal of Neuroscience, 52 (3), 2963-2981. doi:10.1111/ejn.14765
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Balthazart, J., Blanpain, C., Bureau, F., Cani, P., Chariot, A., Drion, P., Engel, V., Hanson, J., de Kerchove d'Exaerde, A., Malgrange, B., Muraille, E., Nguyen, L., Servais, O., Seutin, V., & Tissir, F. (2019). L’expérimentation animale : toujours une nécessité pour la santé animale et humaine. Le Soir.

de Bournonville, M.-P., Vandries, L., Ball, G., Balthazart, J., & Cornil, C. (2019). Site-specific effects of aromatase inhibition on the activation of male sexual behavior in male Japanese quail (Coturnix japonica). Hormones and Behavior, 108, 42-49. doi:10.1016/j.yhbeh.2018.12.015
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de Bournonville, C., Schmit, M., Telle, M., Court, L., Ball, G., Balthazart, J., & Cornil, C. (2019). Effects of a novel partner and sexual satiety on the expression of male sexual behavior and brain aromatase activity in quail. Behavioural Brain Research, 359, 502-515. doi:10.1016/j.bbr.2018.11.026
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Liere, P., Cornil, C., de Bournonville, M.-P., Pianos, A., Keller, M., Schumacher, M., & Balthazart, J. (2019). Steroid profiles in quail brain and serum: sex and regional differences and effects of castration with steroid replacement. Journal of Neuroendocrinology, 31 (2), 12681. doi:10.1111/jne.12681
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Balthazart, J. (2019). New concepts in the study of the sexual differentiation and activation of reproductive behavior, a personal view. Frontiers in Neuroendocrinology, 55. doi:10.1016/j.yfrne.2019.100785
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Balthazart, J., & Ball, G. F. (2019). Male sexual behavior and hormones in non-mammalian vertebrates. Encyclopedia of Animal Behavior, 373-387. doi:10.1016/B978-0-12-809633-8.01059-1
Peer reviewed

Ball, G. F., & Balthazart, J. (2019). The neuroendocrine integration of environmental information, the regulation and action of testosterone and the challenge hypothesis. Hormones and Behavior. doi:10.1016/j.yhbeh.2019.104574
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Ball, G. F., Madison, F. N., Balthazart, J., & Alward, B. A. (2019). How does testosterone act to regulate a multifaceted adaptive response? Lessons from studies of the avian song system. Journal of Neuroendocrinology. doi:10.1111/jne.12793
Peer Reviewed verified by ORBi

Shevchouk, O. T., Ball, G. F., Cornil, C., & Balthazart, J. (2019). Rapid testosterone-induced growth of the medial preoptic nucleus in male canaries. Physiology and Behavior, 204, 20-26. doi:10.1016/j.physbeh.2019.02.007
Peer Reviewed verified by ORBi

Vandries, L., Ghorbanpoor, S., Cornez, G., Shevchouk, O., Ball, G., Cornil, C., & Balthazart, J. (2019). Testosterone or estradiol when implanted in the medial preoptic nucleus trigger short low-amplitude songs in female canaries. eNeuro, 6 (2), 0502-18.2019. doi:10.1523/ENEURO.0502-18.2019
Peer Reviewed verified by ORBi

Cornez, G., Collignon, C., Müller, W., Ball, G., Cornil, C., & Balthazart, J. (05 November 2018). Correlation between song learning and perineuronal nets development in song control system nuclei of juvenile canaries. Poster session presented at Neuroscience 2018, San Diego, United States - California.

Court, L., Fagot, L., Balthazart, J., & Cornil, C. (November 2018). Key Role of Estrogen Receptors Beta (ERβ) in the Sexual Differentiation of Japanese quail. Poster session presented at Society for Neuroscience, San Diego, California, United States.

Muraille, E., de kerchove, A., Muylkens, B., Malgrange, B., Nicaise, C., Léna, C., Gueydan, C., Andris, F., Bureau, F., Tissir, F., Gofflot, F., Vassart, G., Balthazart, J., Vandeweerd, J.-M., Bakker, J., Duqué, J., Laurence, R., Nguyen, L., Schetgen, M., & De Tiège, X. (2018). Expérimentation animale: la recette d'une polémique scientifique. La Libre Belgique.

Bakker, J., Balthazart, J., Baron, F., Beguin, Y., Bettendorff, L., Blanpain, C., Bureau, F., Caers, J., Cani, P., Cataldo, D., Cornil, C., Clercx, C., Cloots, R., Colige, A., Daube, G., De Backer, O., de Kerchove d'Exaerde, A., Desmecht, D., Desmet, C., & Wittamer, V. (2018). La souris, le patient, et le faux expert. Décryptage d'une mystification. Le Vif. L'Express.

Drion, P., Corhay, A., Haubruge, E., Cloots, R., Rentier, B., Balthazart, J., RADERMECKER, R., Bureau, F., DEFRAIGNE, J., Malgrange, B., Nguyen, L., Desmecht, D., Bakker, J., Vanderplasschen, A., Seutin, V., Noël, A., & Foidart, J.-M. (2018). Analyse détaillée de la seconde version de l’avant-projet de Code du bien-être animal wallon. Lecture commentée au 21/03/2018 du Chapitre 8 (Expérimentation animale).

Cornez, G., Jonckers, E., ter Haar, S., VanderLinden, A., Cornil, C., & Balthazart, J. (2018). Timing of perineuronal nets development in the zebra finch song control system correlates with developmental song learning. Proceedings of the Royal Society. Biological Sciences. doi:10.1098/rspb.2018.0849
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Van der Linden, A., & Balthazart, J. (2018). Rapid changes in auditory processing in songbirds following acute aromatase inhibition as assessed by fMRI. Hormones and Behavior, 104, 63-76. doi:10.1016/j.yhbeh.2018.03.011
Peer Reviewed verified by ORBi

Balthazart, J., Choleris, E., & Remage-Healey, L. (2018). Steroids and the brain: 50 years of research, conceptual shifts and the ascent of non-classical and membrane-initiated actions. Hormones and Behavior, 99, 1-8. doi:10.1016/j.yhbeh.2018.01.002
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Remage-Healey, L., Choleris, E., & Balthazart, J. (2018). Rapid effects of steroids in the brain: Introduction to special issue. Hormones and Behavior, 104, 1-3. doi:10.1016/j.yhbeh.2018.06.003
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Cornil, C., Ball, G., & Balthazart, J. (2018). Differential control of appetitive and consummatory sexual behavior by neuroestrogens in male quail. Hormones and Behavior, 104, 15-31. doi:10.1016/j.yhbeh.2018.02.006
Peer Reviewed verified by ORBi

Alward, B., Cornil, C., Balthazart, J., & Ball, G. (2018). The regulation of birdsong by testosterone: Multiple time-scales and multiple sites of action. Hormones and Behavior, 104, 32-40. doi:10.1016/j.yhbeh.2018.04.010
Peer Reviewed verified by ORBi

Shevchouk, O., Ghorbanpoor, S., Smith, E., Liere, P., Schumacher, M., Ball, G., Cornil, C., & Balthazart, J. (2018). Behavioral evidence for sex steroids hypersensitivity in castrated male canaries. Hormones and Behavior. doi:10.1016/j.yhbeh.2018.06.004
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Amorim, C., Andris, F., Arckens, L., Arnould, T., Aron, S., Bakker, J., Balligand, M., Balthazart, J., Baron, F., Beck, B., Beguin, Y., Behets, C., Bellefroid, E., Bertrand, L., Bettendorff, L., Bindels, L., Blankert, B., Blanpain, C., Bondue, A., & Wittamer, V. (2017). L’expérimentation animale reste indispensable (OPINION). La Libre Belgique.

Cornez, G., Jonckers, E., Ter Haar, S., Shevchouk, O., Ghorbanpoor, S., Ball, G., Van der Linden, A., Cornil, C., & Balthazart, J. (13 November 2017). Perinueronal nets development correlates with developmental and adult neuroplasticity related to song learning in the songbird brain. Poster session presented at Neuroscience 2017, Washington DC, United States.

de Bournonville, M.-P., de Bournonville, C., Ball, G., Balthazart, J., & Cornil, C. (11 November 2017). Rapid changes in preoptic estradiol concentration during male sexual behavior. Poster session presented at Neuroscience 2017, Washington DC, United States.

Drion, P., Seutin, V., Balthazart, J., RADERMECKER, R., Corhay, A., Haubruge, E., Cloots, R., & Rentier, B. (2017). Avant-projet de décret relatif au Code wallon du Bien-être des animaux Lecture commentée au 04 juillet 2017 des chap. 4, 8, 11.

de Bournonville, M.-P., de Bournonville, C., Ball, G., Balthazart, J., & Cornil, C. (2017). Changes in preoptic estradiol concentrations during male sexual behavior. Frontiers in Neuroscience. doi:10.3389/conf.fnins.2017.94.00014
Peer Reviewed verified by ORBi

Cornez, G., Jonckers, E., Schevchouk, O., Ghorbanpoor, S., Ball, G., Van Der Linden, A., Cornil, C., & Balthazart, J. (22 May 2017). Perineuronal nets and song learning-related neuroplasticity in the songbird brain. Paper presented at 12th National Meeting of the Belgian Society for Neuroscience, Ghent, Belgium.

Cornez, G., Madison, F. N., Van der Linden, A., Cornil, C., Yoder, K. M., Ball, G. F., & Balthazart, J. (07 February 2017). Perineuronal nets and vocal plasticity in songbirds: a proposed mechanism to explain the difference between closed-ended and open-ended learning. Developmental Neurobiology, 77 (8), 975-994. doi:10.1002/dneu.22485
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Shevchouk, O., Ghorbanpoor, S., Ball, G. F., Cornil, C., & Balthazart, J. (2017). Testosterone-induced neuroendocrine changes in the medial preoptic area precede song activation and plasticity in song control nuclei of female canaries. European Journal of Neuroscience, 45 (7), 886-900. doi:10.1111/ejn.13530
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de groof, G., Balthazart, J., Cornil, C., & Van der Linden, A. (2017). Topography and Lateralized Effect of Acute Aromatase Inhibition on Auditory Processing in a Seasonal Songbird. Journal of Neuroscience, 37 (16), 4243-4254. doi:10.1523/JNEUROSCI.1961-16.2017
Peer Reviewed verified by ORBi

Shevchouk, O., Ball, G. F., Cornil, C., & Balthazart, J. (2017). Studies of HVC Plasticity in Adult Canaries Reveal Social Effects and Sex Differences as Well as Limitations of Multiple Markers Available to Assess Adult Neurogenesis. PLoS ONE, 12 (1), 0170938. doi:10.1371/journal.pone.0170938
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de Bournonville, C., Smolders, I., Van Eeckhaut, A., Ball, G., Balthazart, J., & Cornil, C. (2017). Glutamate released in the preoptic area during sexual behavior controls local estrogen synthesis in male quail. Psychoneuroendocrinology. doi:10.1016/j.psyneuen.2017.02.002
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Alward, B. A., Balthazart, J., & Ball, G. F. (2017). Dissociable effects on birdsong of androgen signaling in cortex-like brain regions of canaries. Journal of Neuroscience, 37 (36), 8612-8624. doi:10.1523/JNEUROSCI.3371-16.2017
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Balthazart, J., & Court, L. (2017). Human Sexual Orientation: The Importance of Evidentiary Convergence. Archives of Sexual Behavior, 46 (6), 1595-1600. doi:10.1007/s10508-017-0997-2
Peer Reviewed verified by ORBi

Balthazart, J. (2017). Fraternal birth order effect on sexual orientation explained. Proceedings of the National Academy of Sciences of the United States of America, 115 (2), 234-236. doi:10.1073/pnas.1719534115
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Raymaekers, S. R., Verbeure, W., Ter Haar, S. M., Cornil, C., Balthazart, J., & Darras, V. M. (2017). A dynamic, sex-specific expression pattern of genes regulating thyroid hormone action in the developing zebra finch song control system. General and Comparative Endocrinology, 240, 91-102. doi:10.1016/j.ygcen.2016.09.016
Peer Reviewed verified by ORBi

Balthazart, J. (2017). Steroid metabolism in the brain: From bird watching to molecular biology, a personal journey. Hormones and Behavior, 93, 137-150. doi:10.1016/j.yhbeh.2017.05.017
Peer Reviewed verified by ORBi

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (2017). Rapid changes in brain aromatase activity in the female quail brain following expression of sexual behaviour. Journal of Neuroendocrinology, 29 (11). doi:10.1111/jne.12542
Peer Reviewed verified by ORBi

Ball, G. F., Alward, B. A., & Balthazart, J. (2017). Seasonal changes in brain and behavior. In V. Kumar, Biological Timekeeping: Clocks, Rhythms and Behaviour (pp. 571-588). Springer (India) Private Ltd. doi:10.1007/978-81-322-3688-7_27
Peer reviewed

Ball, G. F., & Balthazart, J. (2017). Neuroendocrine Regulation of Reproductive Behavior in Birds. In D. W. Pfaff & M. Joëls (Eds.), Hormones, Brain and Behavior (3rd edition, pp. 217-254). Elsevier. doi:10.1016/B978-0-12-803592-4.00029-8
Peer reviewed

Alward, B. A., Rouse, M. L., Balthazart, J., & Ball, G. F. (2017). Testosterone regulates birdsong in an anatomically specific manner. Animal Behaviour, 124, 291-298. doi:10.1016/j.anbehav.2016.09.013
Peer Reviewed verified by ORBi

de Bournonville, C., de Bournonville, M.-P., Aourz, N., Van Eeckhaut, A., Smolders, I., Ball, G. F., Balthazart, J., & Cornil, C. (November 2016). Preoptic glutamate and estradiol release during male sexual behavior. Poster session presented at Meeting of the Society for Neuroscience, San Diego, United States.

Cornez, G., Shevchouk, O., Madison, F., Ball, G., Van der Linden, A., Cornil, C., & Balthazart, J. (14 October 2016). Seasonal changes and steroid control of perineuronal nets in the song control system. Paper presented at 11th International Symposium on Avian Endocrinology.

Balthazart, J., & Ball, G. F. (2016). Endocrine and social regulation of adult neurogenesis in songbirds. Frontiers in Neuroendocrinology. doi:10.1016/j.yfrne.2016.03.003
Peer Reviewed verified by ORBi

de Bournonville, C., Balthazart, J., Ball, G., & Cornil, C. (2016). Non-ovarian aromatization is required to activate female sexual motivation in testosterone-treated ovariectomized quail. Hormones and Behavior, 83, 45-59. doi:10.1016/j.yhbeh.2016.05.011
Peer Reviewed verified by ORBi

Alward, B. A., de Bournonville, C., Chan, T. T., Balthazart, J., Cornil, C., & Ball, G. F. (2016). Aromatase inhibition rapidly affects in a reversible manner distinct features of birdsong. Scientific Reports, 32344. doi:10.1038/srep32344
Peer Reviewed verified by ORBi

Alward, B. A., Madison, F. N., Parker, S. E., Balthazart, J., & Ball, G. F. (2016). Pleiotropic Control by Testosterone of a Learned Vocal Behavior and Its Underlying Neuroplasticity(1,2,3). eNeuro, 3 (1). doi:10.1523/ENEURO.0145-15.2016
Peer Reviewed verified by ORBi

Balthazart, J. (2016). Sex differences in partner preferences in humans and animals. Philosophical Transactions. Biological Sciences, 371 (1688). doi:10.1098/rstb.2015.0118
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Seredynski, A., Balthazart, J., Ball, G. F., & Cornil, C. (September 2015). Estrogen Receptor β Activation Rapidly Modulates Male Sexual Motivation through the Transactivation of Metabotropic Glutamate Receptor 1a. Journal of Neuroscience, 35 (38), 13110-23. doi:10.1523/JNEUROSCI.2332-14.2015
Peer Reviewed verified by ORBi

Shevchouk, O. T., Ball, G. F., Cornil, C., & Balthazart, J. (13 June 2015). Multiple markers reveal different features of social effects and sex differences in HVC neurogenesis. Poster session presented at Society for Behavioural Neuroendocrinology 18th Annual Meeting, Pacific Grove, United States.

Madison, F. N., Rouse, M. L. J., Balthazart, J., & Ball, G. F. (2015). Reversing song behavior phenotype: Testosterone driven induction of singing and measures of song quality in adult male and female canaries (Serinus canaria). General and Comparative Endocrinology, 215, 61-75. doi:10.1016/j.ygcen.2014.09.008
Peer Reviewed verified by ORBi

Charlier, T. D., Cornil, C., Patte-Mensah, C., Meyer, L., Mensah-Nyagan, A. G., & Balthazart, J. (2015). Local modulation of steroid action: rapid control of enzymatic activity. Frontiers in Neuroscience, 9, 83. doi:10.3389/fnins.2015.00083
Peer Reviewed verified by ORBi

Cornil, C., Ball, G. F., & Balthazart, J. (2015). The dual action of estrogen hypothesis. Trends in Neurosciences, 38 (7), 408-16. doi:10.1016/j.tins.2015.05.004
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (2015). Seasonal changes in the neuroendocrine system: Introduction to the special issue. Frontiers in Neuroendocrinology, 37, 1-2. doi:10.1016/j.yfrne.2014.11.006
Peer Reviewed verified by ORBi

de Bournonville, C., Ball, G. F., Cornil, C., & Balthazart, J. (2015). Non-ovarian aromatization regulates sexual motivation and receptivity in female quail. Poster session presented at Society for Neuroscience.

Monbureau, M., Barker, J. M., Leboucher, G., & Balthazart, J. (2015). Male song quality modulates c-Fos expression in the auditory forebrain of the female canary. Physiology and Behavior, 147, 7-15. doi:10.1016/j.physbeh.2015.04.005
Peer Reviewed verified by ORBi

Cornez, G., Ter Haar, S. M., Cornil, C., & Balthazart, J. (2015). Anatomically discrete sex differences in neuroplasticity in zebra finches as reflected by perineuronal nets. PLoS ONE, 10 (4), 0123199. doi:10.1371/journal.pone.0123199
Peer Reviewed verified by ORBi

Balthazart, J., & Young, L. J. (2015). Mate selection, Sexual orientation and Pair bonding. In T. M. Plant & A. J. Zelenik (Eds.), Knobil and Neill's Physiology of Reproduction (pp. 2157-2210). Amsterdam, Netherlands: Elsevier. doi:10.1016/B978-0-12-397175-3.00048-X
Peer reviewed

de Bournonville, C., Aourz, N., Van Eeckhaut, A., Smolders, I., Ball, G. F., Balthazart, J., & Cornil, C. (17 November 2014). Glutamate controls brain estrogen synthesis during sexual interactions. Poster session presented at Society for Neuroscience, Washington DC, United States.

Cornil, C., Schmit, M., de Bournonville, C., Ceuleers, M.-A., Daulne, C., & Balthazart, J. (23 August 2014). Age-dependent and age-independent effects of testosterone in male quail. General and Comparative Endocrinology, 208C, 64-72. doi:10.1016/j.ygcen.2014.08.007
Peer Reviewed verified by ORBi

Cornez, G., Ter Haar, S., Cornil, C., & Balthazart, J. (25 June 2014). Sex differences in perineuronal nets and parvalbumin expression in the zebra finch (taeniopygia guttata) song system. Poster session presented at 8th International conference on hormones, brain and behavior, Liège, Belgium.

Shevchouk, O. T., Cornil, C., & Balthazart, J. (25 June 2014). INFLUENCE OF SOCIAL CONTEXT ON SINGING BEHAVIOUR AND SONG SYSTEM PLASTICITY. Poster session presented at 8th International Conference on Hormones, Brain and Behavior, Liege, Belgium.

Gore, A. C., Balthazart, J., Bikle, D., Carpenter, D. O., Crews, D., Czernichow, P., Diamanti-Kandarakis, E., Dores, R. M., Grattan, D., Hof, P. R., Hollenberg, A. N., Lange, C., Lee, A. V., Levine, J. E., Millar, R. P., Nelson, R. J., Porta, M., Poth, M., Power, D. M., & Watson, C. S. (2014). Policy decisions on endocrine disruptors should be based on science across disciplines: A response to Dietrich, et al. Frontiers in Neuroendocrinology, 35 (1), 2-5. doi:10.1016/j.yfrne.2013.09.003
Peer Reviewed verified by ORBi

Gore, A. C., Balthazart, J., Bikle, D., Carpenter, D. O., Crews, D., Czernichow, P., Diamanti-Kandarakis, E., Dores, R. M., Grattan, D., Hof, P. R., Hollenberg, A. N., Lange, C., Lee, A. V., Levine, J. E., Millar, R. P., Nelson, R. J., Porta, M., Poth, M., Power, D. M., & Watson, C. S. (2014). Reprint of: Policy decisions on endocrine disruptors should be based on science across disciplines: A response to Dietrich et al. Hormones and Behavior. doi:10.1016/j.yhbeh.2013.09.001
Peer Reviewed verified by ORBi

Alward, B. A., Mayes, W. D., Peng, K., Stevenson, T. J., Balthazart, J., & Ball, G. F. (2014). Dissociable effects of social context on song and doublecortin immunoreactivity in male canaries. European Journal of Neuroscience, 40 (6), 2941-7. doi:10.1111/ejn.12658
Peer Reviewed verified by ORBi

Balthazart, J., & Ball, G. F. (2014). Doublecortin is a highly valuable endogenous marker of adult neurogenesis in canaries. Commentary on Vellema M et al. (2014): Evaluating the predictive value of doublecortin as a marker for adult neurogenesis in canaries (Serinus canaria) . J Comparative Neurol 522:1299-1315. Brain, Behavior and Evolution, 84 (1), 1-4. doi:10.1159/000362917
Peer Reviewed verified by ORBi

Balthazart, J., & Ball, G. F. (2014). Endogenous versus exogenous markers of adult neurogenesis in canaries and other birds: advantages and disadvantages. Journal of Comparative Neurology, 522 (18), 4100-20. doi:10.1002/cne.23661
Peer Reviewed verified by ORBi

Balthazart, J., & Levine, J. E. (2014). Endocrine disruptors: A relevant issue for neuroendocrinology also! Frontiers in Neuroendocrinology, 35 (1), 1. doi:10.1016/j.yfrne.2013.09.002
Peer Reviewed verified by ORBi

Dickens, M. J., de Bournonville, C., Balthazart, J., & Cornil, C. (2014). Relationships between rapid changes in local aromatase activity and estradiol concentrations in male and female quail brain. Hormones and Behavior, 65 (2), 154-164. doi:10.1016/j.yhbeh.2013.12.011
Peer Reviewed verified by ORBi

de Bournonville, C., Aourz, N., van Eeckhaut, A., Smolders, I., Ball, G. F., Balthazart, J., & Cornil, C. (2014). The sexual behavior induced-inhibition of aromatase activity in the preoptic nucleus is mediated by glutamate release. Poster session presented at 8th International Conference on Hormones, Brain and Behavior.

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (2014). Involvement of estrogens in the control of female sexual motivation and receptivity. Poster session presented at GIGA-day meeting.

Ball, G. F., Balthazart, J., & McCarthy, M. M. (2014). Is it useful to view the brain as a secondary sexual characteristic? Neuroscience and Biobehavioral Reviews, 46 Pt 4, 628-38. doi:10.1016/j.neubiorev.2014.08.009
Peer Reviewed verified by ORBi

Iyilikci, O., Baxter, S., Balthazart, J., & Ball, G. F. (2014). Fos expression in monoaminergic cell groups in response to sociosexual interactions in male and female Japanese quail. Behavioral Neuroscience, 128 (1), 48-60. doi:10.1037/a0035427
Peer Reviewed verified by ORBi

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (10 November 2013). Estrogens control female sexual motivation and receptivity in quail. Poster session presented at Society for Neuroscience.

Seredynski, A., Ball, G. F., Kelly, M. J., Balthazart, J., & Cornil, C. (13 September 2013). Activation of estrogen receptor beta (ERb) by estrogens rapidly regulates male sexual motivation. Paper presented at 17th Euron PhD student days, Liège, Belgium.

Niessen, N.-A., Balthazart, J., Ball, G., & Charlier, T. (2013). c-fos down-regulation inhibits testosterone-dependent male sexual behavior and the associated learning. European Journal of Neuroscience. doi:10.1111/ejn.12321
Peer Reviewed verified by ORBi

Charlier, T., Seredynski, A., Niessen, N.-A., & Balthazart, J. (2013). Modulation of testosterone-dependent male sexual behavior and the associated neuroplasticity. General and Comparative Endocrinology. doi:10.1016/j.ygcen.2013.03.003
Peer Reviewed verified by ORBi

Seredynski, A., Balthazart, J., Christophe, V., Ball, G., & Cornil, C. (02 January 2013). Neuroestrogens Rapidly Regulate Sexual Motivation But Not Performance. Journal of Neuroscience, 33 (1), 164-174. doi:10.1523/JNEUROSCI.2557-12.2013
Peer Reviewed verified by ORBi

Dickens, M., Cornil, C., & Balthazart, J. (2013). Neurochemical control of rapid stress-induced changes in brain aromatase activity. Journal of Neuroendocrinology, 25 (4), 329-39. doi:10.1111/jne.12012
Peer Reviewed verified by ORBi

Charlier, T., Cornil, C., & Balthazart, J. (2013). RAPID MODULATION OF AROMATASE ACTIVITY IN THE VERTEBRATE BRAIN. Journal of Experimental Neuroscience.
Peer Reviewed verified by ORBi

Balthazart, J., Corbisier de Méaultsart, C., Ball, G., & Cornil, C. (2013). Distinct Neuroendocrine mechanisms control neural activity underlying sex differences in sexual motivation and performance. European Journal of Neuroscience, 37 (5), 735-42. doi:10.1111/ejn.12102
Peer Reviewed verified by ORBi

Alward, B. A., Balthazart, J., & Ball, G. F. (2013). Differential effects of global versus local testosterone on singing behavior and its underlying neural substrate. Proceedings of the National Academy of Sciences of the United States of America, 110 (48), 19573-8. doi:10.1073/pnas.1311371110
Peer Reviewed verified by ORBi

Cornil, C., Seredynski, A., de Bournonville, C., Dickens, M., Charlier, T., Ball, G. F., & Balthazart, J. (2013). Rapid control of reproductive behaviour by locally synthesised oestrogens: focus on aromatase. Journal of Neuroendocrinology, 25 (11), 1070-8. doi:10.1111/jne.12062
Peer Reviewed verified by ORBi

Gore, A. C., Balthazart, J., Bikle, D., Carpenter, D. O., Crews, D., Czernichow, P., Diamanti-Kandarakis, E., Dores, R. M., Grattan, D., Hof, P. R., Hollenberg, A. N., Lange, C., Lee, A. V., Levine, J. E., Millar, R. P., Nelson, R. J., Porta, M., Poth, M., Power, D. M., & Watson, C. S. (2013). Policy decisions on endocrine disruptors should be based on science across disciplines: a response to Dietrich et al. Andrology, 1 (6), 802-5. doi:10.1111/j.2047-2927.2013.00151.x
Peer Reviewed verified by ORBi

Wild, J. M., & Balthazart, J. (2013). Neural pathways mediating control of reproductive behavior in male Japanese quail. Journal of Comparative Neurology, 521 (9), 2067-87. doi:10.1002/cne.23275
Peer Reviewed verified by ORBi

Balthazart, J. (2013). Sex steroid modulation of sensory processing. Frontiers in Neuroendocrinology, 34 (4), 253-4. doi:10.1016/j.yfrne.2013.08.003
Peer Reviewed verified by ORBi

de Bournonville, C., Dickens, M. J., Ball, G. F., Balthazart, J., & Cornil, C. (2013). Dynamic changes in brain aromatase activity following sexual interactions in males: Where, when and why? Psychoneuroendocrinology, 38 (6), 789-99. doi:10.1016/j.psyneuen.2012.09.001
Peer Reviewed verified by ORBi

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (2013). Female sexual and social behaviors are controlled by estrogens. Poster session presented at EURON PhD-days.

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (2013). Female sexual motivation is controlled by estrogens in quail. Poster session presented at 10th Meeting of the Belgian Society for Neuroscience.

de Bournonville, C., Schmit, M., Ball, G. F., Balthazart, J., & Cornil, C. (2013). Local estradiol synthesis in the brain and its implication in male and female sexual motivation of Japanese quail. Trabajos del Instituto Cajal.
Peer Reviewed verified by ORBi

de Bournonville, C., Schmit, M., Ball, G. F., Balthazart, J., & Cornil, C. (2013). Are neuroestrogens implicated in sexual motivation? Development of experimental protocols. Poster session presented at GIGA-day meeting.

Mouriec, K., & Balthazart, J. (2013). Peripubertal proliferation of progenitor cells in the preoptic area of Japanese quail (Coturnix japonica). Brain Research, 1516, 20-32. doi:10.1016/j.brainres.2013.04.034
Peer Reviewed verified by ORBi

Barker, J. M., Ball, G. F., & Balthazart, J. (2013). Anatomically discrete sex differences and enhancement by testosterone of cell proliferation in the telencephalic ventricle zone of the adult canary brain. Journal of Chemical Neuroanatomy. doi:10.1016/j.jchemneu.2013.10.005
Peer Reviewed verified by ORBi

Barker, J. M., Charlier, T. D., Ball, G. F., & Balthazart, J. (2013). A new method for in vitro detection of bromodeoxyuridine in serum: a proof of concept in a songbird species, the canary. PLoS ONE, 8 (5), 63692. doi:10.1371/journal.pone.0063692
Peer Reviewed verified by ORBi

de Bournonville, C., Dickens, M. J., Ball, G. F., Balthazart, J., & Cornil, C. (04 May 2012). Dynamic and region specific changes in estrogen production induced by reproductive stimuli. Poster session presented at GIGA-day meeting.

Panzica, G. C., Balthazart, J., Frye, C. A., Garcia-Segura, L. M., Herbison, A. E., Mensah-Nyagan, A. G., McCarthy, M. M., & Melcangi, R. C. (2012). Milestones on Steroids and the Nervous System: 10 Years of Basic and Translational Research. Journal of Neuroendocrinology, 24 (1), 1-15. doi:10.1111/j.1365-2826.2011.02265.x
Peer Reviewed verified by ORBi

Dickens, M. J., Balthazart, J., & Cornil, C. (2012). Brain aromatase and circulating corticosterone are rapidly regulated by combined acute stress and sexual interaction in a sex specific manner. Journal of Neuroendocrinology, 24 (10), 1322-34. doi:10.1111/j.1365-2826.2012.02340.x
Peer Reviewed verified by ORBi

Bardet, S. M., Mouriec, K., & Balthazart, J. (2012). Birth of neural progenitors during the embryonic period of sexual differentiation in the Japanese quail brain. Journal of Comparative Neurology, 520 (18), 4226-53. doi:10.1002/cne.23153
Peer Reviewed verified by ORBi

Cornil, C., Ball, G. F., & Balthazart, J. (2012). Rapid control of male typical behaviors by brain-derived estrogens. Frontiers in Neuroendocrinology. doi:10.1016/j.yfrne.2012.08.003
Peer Reviewed verified by ORBi

de Bournonville, C., Dickens, M. J., Ball, G. F., Balthazart, J., & Cornil, C. (2012). Region- and context-specific rapid changes in brain aromatase activity following social interactions. Poster session presented at Society for Behavioral Neuroendocrinology 16th Annual Meeting.

Pawluski, J., Rayen, I., Niessen, N.-A., Kristensen, S., van Donkelaar, E. L., Balthazart, J., Steinbusch, H. W. M., & Charlier, T. (2012). Developmental fluoxetine exposure differentially alters central and peripheral measures of the HPA system in adolescent male and female offspring. Neuroscience, 220, 131-41. doi:10.1016/j.neuroscience.2012.06.034
Peer Reviewed verified by ORBi

Charlier, T., Cornil, C., Ball, G., & Balthazart, J. (2012). Cellular mechanisms controlling rapid changes in brain aromatase activity. In J. Balthazart & G. Ball (Eds.), Brain aromatase, estrogens and behavior. Oxford University press.

Cornil, C., Dickens, M., BAll, G., & Balthazart, J. (2012). Rapid modulation of aromatase activity by social and environmental stimuli in quail. In J. Balthazart & G. Ball (Eds.), Brain aromatase, estrogens and behavior. Oxford University Press.

Balthazart, J., Charlier, T., Cornil, C., Dickens, M., Harada, N., Konkle, A., Voigt, C., & Ball, G. (September 2011). Sex differences in brain aromatase activity: genomic and non-genomic controls. Frontiers in Endocrinology, 2, 34. doi:10.3389/fendo.2011.00034
Peer Reviewed verified by ORBi

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (31 January 2011). Male sexual behavior rapidly modulates the synthesis of estrogens in discrete preoptic and hypothalamic regions. Poster session presented at Giga-day.

Charlier, T., Harada, N., Balthazart, J., & Cornil, C. (2011). Human and Quail Aromatase Activity Is Rapidly and Reversibly Inhibited by Phosphorylating Conditions. Endocrinology, 152 (11), 4199-210. doi:10.1210/en.2011-0119
Peer Reviewed verified by ORBi

Cornil, C., Ball, G. F., Balthazart, J., & Charlier, T. (2011). Organizing effects of sex steroids on brain aromatase activity in quail. PLoS ONE, 6 (4), 19196. doi:10.1371/journal.pone.0019196
Peer Reviewed verified by ORBi

Charlier, T., Ball, G., & Balthazart, J. (2011). Rapid regulation by glutamate of aromatase activity. Poster session presented at Annual Meeting of the Society for Neuroscience, Whashington DC, United States.

Niessen, N.-A., Rayen, I., Steinbusch, H., Balthazart, J., Pawluski, J., & Charlier, T. (2011). Postnatal maternal fluoxetine exposure affects glucocorticoid responsiveness in adolescent offspring hippocampus in a model of maternal depression. Poster session presented at Euron PhD Days, Bonn, Germany.

Rayen, I., Charlier, T., Kristensen, S., Balthazart, J., Steinbusch, H., & Pawluski, J. (2011). Maternal fluoxetine exposure, regardless of prenatal stress, affects physiological systems involved in sexual development of offspring. Paper presented at Euron PhD Days, Bonn, Germany.

de Bournonville, C., Ball, G. F., Balthazart, J., & Cornil, C. (2011). Rapid changes of aromatase activity in discrete brain regions following social interactions. Trabajos del Instituto Cajal, LXXXIII, 147-148.
Peer Reviewed verified by ORBi

Dickens, M. J., Cornil, C., & Balthazart, J. (2011). Acute Stress Differentially Affects Aromatase Activity in Specific Brain Nuclei of Adult Male and Female Quail. Endocrinology, 52 (11), 4242-51. doi:10.1210/en.2011-1341
Peer Reviewed verified by ORBi

Taziaux, M., Keller, M., Balthazart, J., & Bakker, J. (2011). Rapid activation of phosphorylated mitogen-activated protein kinase after sexual stimulation in male mice. Neuroreport, 22 (6), 294-8. doi:10.1097/WNR.0b013e3283460f35
Peer Reviewed verified by ORBi

Poirier, C., Boumans, T., Vellema, M., De Groof, G., Charlier, T., Verhoye, M., Van der Linden, A., & Balthazart, J. (2011). Own song selectivity in the songbird auditory pathway: Suppression by norepinephrine. PLoS ONE, 6 (5), 20131. doi:10.1371/journal.pone.0020131
Peer Reviewed verified by ORBi

Seredynski, A., Ball, G. F., Balthazart, J., & Charlier, T. (2011). Specific activation of estrogen recepto alpha and beta enhances male sexual behavior and neuroplasticity in male Japanese quail. PLoS ONE, 6 (4), 18627. doi:10.1371/journal.pone.0018627
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (2011). Sexual arousal, is it for mammals only? Hormones and Behavior, 59 (5), 645-55. doi:10.1016/j.yhbeh.2010.11.001
Peer Reviewed verified by ORBi

Konkle, A. T. M., & Balthazart, J. (2011). Sex differences in the rapid control of aromatase activity in the quail preoptic area. Journal of Neuroendocrinology, 23 (5), 424-34. doi:10.1111/j.1365-2826.2011.02121.x
Peer Reviewed verified by ORBi

Roselli, C., & Balthazart, J. (2011). Sexual differentiation of sexual behavior and its orientation. Frontiers in Neuroendocrinology, 32 (2), 109. doi:10.1016/j.yfrne.2011.03.002
Peer Reviewed verified by ORBi

Voigt, C., Ball, G. F., & Balthazart, J. (2011). Effects of sex steroids on aromatase mRNA expression in the male and female quail brain. General and Comparative Endocrinology, 170 (1), 180-8. doi:10.1016/j.ygcen.2010.10.003
Peer Reviewed verified by ORBi

Black, M. P., Balthazart, J., Baillien, M., & Grober, M. S. (2011). Rapid increase in aggressive behavior precedes the decrease in brain aromatase activity during socially mediated sex change in Lythrypnus dalli. General and Comparative Endocrinology, 170 (1), 119-24. doi:10.1016/j.ygcen.2010.09.019
Peer Reviewed verified by ORBi

Seredynski, A., Balthazart, J., & Charlier, T. (2011). Role of estrogen receptors alpha and beta on sexual behavior and neuroplasticity in male Japanese quail. Poster session presented at GIGA-Day.

Yamamura, T., Barker, J., Balthazart, J., & Ball, G. F. (2011). Androgens and estrogens synergistically regulate the expression of doublecortin and enhance neuronal recruitment in the song system of adult female canaries. Journal of Neuroscience. doi:10.1523/JNEUROSCI.0088-11.2011
Peer Reviewed verified by ORBi

Charlier, T., Lieblich, S. E., Galea, L. A., & Balthazart, J. (2011). The steroid receptor coactivators SRC-1 and CARM1 expression is modulated during different phases of neurogenesis in the dentate gyrus of adult female rats. Poster session presented at GIGA-Day.

Niessen, N.-A., Balthazart, J., & Charlier, T. (2011). Steroid receptor coactivator 2 (SRC-2) mediates steroid-dependent male sexual behavior and neuroplasticity in Japanese quail (Coturnix japonica). Poster session presented at GIGA-Day.

Balthazart, J. (2011). Minireview: Hormones and Human Sexual Orientation. Endocrinology. doi:10.1210/en.2011-0277
Peer Reviewed verified by ORBi

Niessen, N.-A., Balthazart, J., Ball, G., & Charlier, T. (2011). Steroid receptor coactivator 2 modulates steroid-dependent male sexual behavior and neuroplasticity in Japanese quail (Coturnix japonica). Journal of Neurochemistry, 119, 579-593. doi:10.1111/j.1471-4159.2011.07438.x
Peer Reviewed verified by ORBi

Barker, J., Monbureau, M., Leboucher, G., & Balthazart, J. (17 November 2010). Auditory forebrain activation in the female canary is modulated by male song quality. Poster session presented at 40th Annual Meeting of the Society for Neuroscience, San Diego, United States.

Mouriec, K., Bardet, S., & Balthazart, J. (November 2010). Sexually differentiated cell proliferation in the medial preoptic nucleus of Japanese quail. Poster session presented at 40th annual meeting of the Society for Neurosciences, San Diego, United States.

Mouriec, K., Bardet, S., & Balthazart, J. (May 2010). Ontogeny of sex differences in steroid-sensitive regions in the quail brain (Coturnix Japonica). Poster session presented at symposium on Adult neurogenesis: structure and function, Fauenchiemsee, Germany.

Barker, J., Yamamura, T., Balthazart, J., & Ball, G. F. (May 2010). Testosterone increases cell turnover in song nucleus HVC and increases cell recruitment into Area X of adult female canaries. Poster session presented at Adult Neurogenesis: Structure and Function Conference, Frauenchiemsee, Germany.

Balthazart, J. (2010). Behavioral implications of rapid changes in steroid production action in the brain [Commentary on Pradhan D.S., Newman A.E.M., Wacker D.W., Wingfield J.C., Schlinger B.A. and Soma K.K.: Aggressive interactions rapidly increase androgen synthesis in the brain during the non-breeding season. Hormones and Behavior, this issue]. Hormones and Behavior, 57, 375-378. doi:10.1016/j.yhbeh.2010.02.003
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (2010). Seasonal and hormonal modulation of neurotransmitter systems in the song control circuit. Journal of Chemical Neuroanatomy, 39 (2), 82-95. doi:10.1016/j.jchemneu.2009.08.005
Peer Reviewed verified by ORBi

Bardet, S. M., Cornil, C., & Balthazart, J. (2010). Testosterone recruits new aromatase-imunoreactive cells in neonatal quail brain. Neuroreport, 21 (5), 376-80. doi:10.1097/WNR.0b013e3283378edf
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (2010). Introduction to the chemical neuroanatomy of birdsong. Journal of Chemical Neuroanatomy, 39 (2), 67-71. doi:10.1016/j.jchemneu.2009.10.003
Peer Reviewed verified by ORBi

Charlier, T., Seredynski, A., & Balthazart, J. (2010). Sex difference and steroid control of corticosteroid-binding globulin concentration in Japanese quail. Poster session presented at Annual Meeting of the Society for Behavioral Neuroendocrinology.

Dickens, M., Charlier, T., Cornil, C., Ball, G., & Balthazart, J. (2010). Rapid regulation of aromatase activity and the role of stress. Poster session presented at Annual Meeting of the Society for Neuroscience, San Diego, United States.

Caro, S. P., & Balthazart, J. (2010). Pheromones in birds: myth or reality? Journal of Comparative Physiology. A, Neuroethology, Sensory, Neural and Behavioral Physiology, 196 (10), 751-66. doi:10.1007/s00359-010-0534-4
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (2010). Japanese quail as a model system for studying the neuroendocrine control of reproductive and social behaviors. ILAR Journal, 51 (4), 310-25. doi:10.1093/ilar.51.4.310
Peer Reviewed verified by ORBi

Charlier, T., Cornil, C., Ball, G., & Balthazart, J. (2010). Diversity of mechanisms involved in aromatase regulation and estrogen action in the brain. Biochimica et Biophysica Acta - General Subjects. doi:10.1016/j.bbagen.2009.12.010
Peer Reviewed verified by ORBi

Balthazart, J., Cornil, C., Charlier, T., & Ball, G. F. (2010). Brain aromatase activity and male sexual behavior. Annales d'Endocrinologie, 71, 332-333.
Peer Reviewed verified by ORBi

Balthazart, J., Charlier, T., Barker, J., Yamamura, T., & Ball, G. (2010). Sex steroid-induced neuroplasticity and behavioral activation in birds. European Journal of Neuroscience, 32, 2116-2132. doi:10.1111/j.1460-9568.2010.07518.x
Peer Reviewed verified by ORBi

Niessen, N.-A., Balthazart, J., Ball, G. F., & Charlier, T. (2010). Steroid receptor coactivator 2 (SRC-2) mediates steroid-dependent male sexual behavior and neuroplasticity in Japanese quail (Coturnix japonica). Poster session presented at Annual Meeting of the Society for Neuroscience.

Charlier, T., Lieblich, S. E., Balthazart, J., & Galea, L. A. (2010). Expression of the steroid receptor coactivators SRC-1 and CARM1 is modulated during different phases of neurogenesis in the dentate gyrus of adult female rats. Poster session presented at Annual Meeting of the Society for Neuroscience.

Niessen, N.-A., Balthazart, J., Ball, G. F., & Charlier, T. (2010). Neuroplasticity and steroid-dependent male sexual behavior modulated by steroid receptor coactivator 2 (SRC2) in Japanese quail (Coturnix japonica). Poster session presented at Euron PhD Days.

Seredynski, A., Charlier, T., & Balthazart, J. (2010). Effects of estrogen receptors alpha and beta agonists on the sexual behavior and the neuroplasticity in male Japanese quail. Poster session presented at Euron PhD Days.

Poirier, C., Boumans, T., Vellema, M., De Groof, G., Charlier, T., Verhoye, M., Balthazart, J., & Van der Linden, A. (2010). Own song selectivity in the songbird auditory pathway: suppression by norepinephrine.

Poirier, C., Boumans, T., Verhoye, M., Balthazart, J., & Van der Linden, A. (2009). Own-song recognition in the songbird auditory pathway: selectivity and lateralization. Journal of Neuroscience, 29 (7), 2252-8. doi:10.1523/JNEUROSCI.4650-08.2009
Peer Reviewed verified by ORBi

Van der Linden, A., Van Meir, V., Boumans, T., Poirier, C., & Balthazart, J. (2009). MRI in small brains displaying extensive plasticity. Trends in Neurosciences. doi:10.1016/j.tins.2009.01.005
Peer Reviewed verified by ORBi

Kleitz, H. K., Cornil, C., Balthazart, J., & Ball, G. F. (2009). Species Differences in the Relative Densities of D1- and D2-Like Dopamine Receptor Subtypes in the Japanese Quail and Rats: An in vitro Quantitative Receptor Autoradiography Study. Brain, Behavior and Evolution, 73 (2), 81-90. doi:10.1159/000209864
Peer Reviewed verified by ORBi

Voigt, C., Ball, G. F., & Balthazart, J. (2009). Sex differences in the expression of sex steroid receptor mRNA in the quail brain. Journal of Neuroendocrinology. doi:10.1111/j.1365-2826.2009.01929.x
Peer Reviewed verified by ORBi

Van Hout, A. J.-M., Eens, M., Balthazart, J., & Pinxten, R. (2009). Complex modulation of singing behavior by testosterone in an open-ended learner, the European Starling. Hormones and Behavior, 56 (5), 564-73. doi:10.1016/j.yhbeh.2009.09.010
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Garcia-Segura, L. M., & Balthazart, J. (2009). Steroids and neuroprotection: New advances. Frontiers in Neuroendocrinology, 30 (2). doi:10.1016/j.yfrne.2009.04.006
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Noirot, I., Adler, H. J., Cornil, C., Harada, N., Dooling, R. J., Balthazart, J., & Ball, G. F. (2009). Presence of aromatase and estrogen receptor alpha in the inner ear of zebra finches. Hearing Research. doi:10.1016/j.heares.2009.04.012
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Balthazart, J., Cornil, C., Charlier, T., Taziaux, M., & Ball, G. F. (2009). Estradiol, a key endocrine signal in the sexual differentiation and activation of reproductive behavior in quail. Journal of Experimental Zoology. Part A, Ecological Genetics and Physiology, 311 (5), 323-45. doi:10.1002/jez.464
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Charlier, T., Harada, N., Ball, G. F., & Balthazart, J. (2009). The fast regulation of aromatase activity by phosphorylations is species and tissue-independent. Poster session presented at Annual Meeting of the Society for Behavioral Neuroendocrinology, Michigan State University, East Lansing, United States.

Charlier, T., Harada, N., Ball, G. F., & Balthazart, J. (2009). Species and tissue-independent rapid regulation of aromatase activity by phosphorylations. Acta Neurologica Belgica, 32.

Niessen, N.-A., Charlier, T., & Balthazart, J. (2009). Cloning of the steroid receptor coactivator SRC-2 and distribution in the brain of Japanese quail. Poster session presented at 8th Bi-Annual meeting of the Belgian Society for Neuroscience, Liege, Belgium.

Balthazart, J., Taziaux, M., Holloway, K., Ball, G. F., & Cornil, C. (2009). Behavioral effects of brain-derived estrogens in birds. Annals of the New York Academy of Sciences, 1163, 31-48. doi:10.1111/j.1749-6632.2008.03637.x
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Balthazart, J., Boseret, G., Konkle, A. T., Hurley, L. L., & Ball, G. F. (February 2008). Doublecortin as a Marker of Adult Neuroplasticity in the Canary Song Control Nucleus Hvc. European Journal of Neuroscience, 27 (4), 801-17. doi:10.1111/j.1460-9568.2008.06059.x
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Balthazart, J., Voigt, C., Boseret, G., & Ball, G. F. (2008). Expression of reelin, its receptors and its intracellular signaling protein, Disabled1 in the canary brain: relationships with the song control system. Neuroscience, 153 (4), 944-62. doi:10.1016/j.neuroscience.2008.02.020
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Ball, G. F., & Balthazart, J. (2008). Individual variation and the endocrine regulation of behaviour and physiology in birds: a cellular/molecular perspective. Philosophical Transactions. Biological Sciences, 363 (1497), 1699-710. doi:10.1098/rstb.2007.0010
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De Groof, G., Verhoye, M., Van Meir, V., Balthazart, J., & Van der Linden, A. (2008). Seasonal rewiring of the songbird brain: an in vivo MRI study. European Journal of Neuroscience, 28 (12), 2475-85; discussion 2474. doi:10.1111/j.1460-9568.2008.06545.x
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Charlier, T., Ball, G. F., & Balthazart, J. (2008). Rapid action on neuroplasticity precedes behavioral activation by testosterone. Hormones and Behavior, 54 (4), 488-95. doi:10.1016/j.yhbeh.2008.03.001
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Poirier, C., Vellema, M., Verhoye, M., Van Meir, V., Wilderiane, J., Balthazart, J., & Van Der Linden, A. (2008). A three-dimensional MRI atlas of the zebra finch brain in stereotaxic coordinates. NeuroImage, 41 (1), 1-6. doi:10.1016/j.neuroimage.2008.01.069
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Taziaux, M., Keller, M., Ball, G. F., & Balthazart, J. (2008). Site-specific effects of anosmia and cloacal gland anesthesia on Fos expression induced in male quail brain by sexual behavior. Behavioural Brain Research, 194 (1), 52-65. doi:10.1016/j.bbr.2008.06.022
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Ball, G. F., & Balthazart, J. (2008). How useful is the appetitive and consummatory distinction for our understanding of the neuroendocrine control of sexual behavior? Hormones and Behavior, 53 (2), 307-11; author reply 315-8. doi:10.1016/j.yhbeh.2007.09.023
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Taziaux, M., Kahn, A., Moore, J., Balthazart, J., & Holloway, K. S. (2008). Enhanced neural activation in brain regions mediating sexual responses following exposure to a conditioned stimulus that predicts copulation. Neuroscience, 151 (3), 644-58. doi:10.1016/j.neuroscience.2007.10.056
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Charlier, T., & Balthazart, J. (2008). localized modulation of testosterone action: Function of steroid receptor coactivators in the brain. In L. I. Ardis (Ed.), New research on testosterone (pp. 35-62). New York, United States: Nova Publishing group.

Balthazart, J., & Taziaux, M. (2008). The underestimated role of olfaction in avian reproduction? Behavioural Brain Research. doi:10.1016/j.bbr.2008.08.036
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Balthazart, J. (December 2007). Activation of luteinizing hormone secretion by photoperiod and social stimuli: Different paths to the same destination. Endocrinology, 148 (12), 5611-5613. doi:10.1210/en.2007-1258
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Balthazart, J., & Ball, G. F. (October 2007). Topography in the preoptic region: Differential regulation of appetitive and consummatory male sexual behaviors. Frontiers in Neuroendocrinology, 28 (4), 161-178. doi:10.1016/j.yfrne.2007.05.003
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Balthazart, J. (August 2007). Estradiol, a key endocrine signal in the sexual differentiation and activation of reproductive behavior in quail. Comparative Biochemistry and Physiology. Part A, Molecular and Integrative Physiology, 148 (Suppl. 1), 27. doi:10.1016/j.cbpa.2007.06.067
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Taziaux, M., Keller, M., Bakker, J., & Balthazart, J. (13 June 2007). Sexual Behavior activity tracks rapid changes in brain estrogen concentrations. Journal of Neuroscience, 27 (24), 6563-6572. doi:10.1523/JNEUROSCI.1797-07.2007
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Bakker, J., De Mees, C., Szpirer, J., Szpirer, C., & Balthazart, J. (May 2007). Exposure to oestrogen prenatally does not interfere with the normal female-typical development of odour preferences. Journal of Neuroendocrinology, 19 (5), 329-334. doi:10.1111/j.1365-2826.2007.01540.x
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Boseret, G., Ball, G. F., & Balthazart, J. (May 2007). The microtubule-associated protein doublecortin is broadly expressed in the telencephalon of adult canaries. Journal of Chemical Neuroanatomy, 33 (3), 140-154. doi:10.1016/j.jchemneu.2007.02.002
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Caro, S. P., Lambrechts, M. M., Balthazart, J., & Perret, P. (May 2007). Non-photoperiodic factors and timing of breeding in blue tits: Impact of environmental and social influences in semi-natural conditions. Behavioural Processes, 75 (1), 1-7. doi:10.1016/j.beproc.2007.02.011
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Taziaux, M., Lopez, J., Cornil, C., Balthazart, J., & Holloway, K. S. (May 2007). Differential c-fos expression in the brain of male Japanese quail following exposure to stimuli that predict or do not predict the arrival of a female. European Journal of Neuroscience, 25 (9), 2835-2846. doi:10.1111/j.1460-9568.2007.05542.x
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Voigt, C., Ball, G. F., & Balthazart, J. (March 2007). Neuroanatomical specificity of sex differences in expression of aromatase mRNA in the quail brain. Journal of Chemical Neuroanatomy, 33 (2), 75-86. doi:10.1016/j.jchemneu.2006.12.004
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Carere, C., & Balthazart, J. (March 2007). Sexual versus individual differentiation: the controversial role of avian maternal hormones [letter to the editor]. Trends in Endocrinology and Metabolism, 18 (2), 73-80. doi:10.1016/j.tem.2007.01.003
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Carere, C., Ball, G. F., & Balthazart, J. (10 February 2007). Sex differences in projections from preoptic area aromatase cells to the periaqueductal gray in Japanese quail. Journal of Comparative Neurology, 500 (5), 894-907. doi:10.1002/cne.21210
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Cornil, C., Ball, G. F., & Balthazart, J. (18 December 2006). Functional significance of the rapid regulation of brain estrogen action: Where do the estrogens come from? Brain Research, 1126, 2-26. doi:10.1016/j.brainres.2006.07.098
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Caro, S. P., Lambrechts, M. M., Chastel, O., Sharp, P. J., Thomas, D. W., & Balthazart, J. (September 2006). Simultaneous pituitary-gonadal recrudescence in two Corsican populations of male blue tits with asynchronous breeding dates. Hormones and Behavior, 50 (3), 347-360. doi:10.1016/j.yhbeh.2006.03.001
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Boseret, G., Carere, C., Ball, G. F., & Balthazart, J. (01 September 2006). Social context affects testosterone-induced singing and the volume of song control nuclei in male canaries (Serinus canaria). Journal of Neurobiology, 66 (10), 1044-1060. doi:10.1002/neu.20268
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Caro, S., Balthazart, J., & Lambrechts, M. (August 2006). The proximate basis of adaptive micro-geographic variation in reproductive phenology in male and female Blue Tits. Journal of Ornithology, 147 (5, Suppl. 1), 47-48.

Balthazart, J. (August 2006). Rapid effects of estrogens on sexual appetite and consummation in quail. Journal of Ornithology, 147 (5, Suppl. 1), 56.

Van Meir, V., Pavlova, D., Verhoye, M., Pinxten, R., Balthazart, J., Eens, M., & Van der Linden, A. (01 July 2006). In vivo MR imaging of the seasonal volumetric and functional plasticity of song control nuclei in relation to song output in a female songbird. NeuroImage, 31 (3), 981-992. doi:10.1016/j.neuroimage.2006.01.005
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Balthazart, J., & Ball, G. F. (May 2006). Is brain estradiol a hormone or a neurotransmitter? [letter to the editor]. Trends in Neurosciences, 29 (5), 241-249. doi:10.1016/j.tins.2006.03.004
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Taziaux, M., Cornil, C., Dejace, C., Arckens, L., Ball, G. F., & Balthazart, J. (April 2006). Neuroanatomical specificity in the expression of the immediate early gene c-fos following expression of appetitive and consummatory male sexual behaviour in Japanese quail. European Journal of Neuroscience, 23 (7), 1869-1887. doi:10.1111/j.1460-9568.2006.04719.x
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Cornil, C., Taziaux, M., Ball, G. F., & Balthazart, J. (21 February 2006). Modulation of estrogen availability rapidly affects male sexual behavior in Japanese quail. Paper presented at Young Investigator Symposium - Sex and Gene Expression/Workshop on Steroid Hormones and Brain Function conference, Breckeridge, Co, United States.

Bakker, J., De Mees, C., Douhard, Q., Balthazart, J., Gabant, P., Szpirer, J., & Szpirer, C. (February 2006). Alpha-fetoprotein protects the developing female mouse brain from masculinization and defeminization by estrogens. Nature Neuroscience, 9 (2), 220-226. doi:10.1038/nn1624
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Cornil, C., Dalla, C., Papadopoulou-Daifoti, Z., Baillien, M., & Balthazart, J. (06 January 2006). Estradiol rapidly activates male sexual behavior and affects brain monoamine levels in the quail brain. Behavioural Brain Research, 166 (1), 110-123. doi:10.1016/j.bbr.2005.07.017
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Charlier, T., Harada, N., Ball, G. F., & Balthazart, J. (2006). Targeting steroid receptor coactivator-1 expression with locked nucleic acids antisense reveals different thresholds for the hormonal regulation of male sexual behavior in relation to aromatase activity and protein expression. Behavioural Brain Research, 172 (2), 333-43. doi:10.1016/j.bbr.2006.05.023
Peer Reviewed verified by ORBi

Charlier, T., Ball, G. F., & Balthazart, J. (2006). Plasticity in the expression of the steroid receptor coactivator 1 in the Japanese quail brain: effect of sex, testosterone, stress and time of the day. Neuroscience, 140 (4), 1381-94. doi:10.1016/j.neuroscience.2006.03.002
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Balthazart, J., Cornil, C., Taziaux, M., Charlier, T., Baillien, M., & Ball, G. F. (2006). Rapid changes in production and behavioral action of estrogens. Neuroscience, 138 (3), 783-91. doi:10.1016/j.neuroscience.2005.06.016
Peer Reviewed verified by ORBi

Balthazart, J., Charlier, T., & Ball, G. F. (2006). Steroid specificity and control by steroid receptor coactivator-1 (SRC-1) of male sexual behavior. Paper presented at 6th Dutch Endo-Neuro-Psycho Meeting, Doorwerth, Netherlands.

Charlier, T., Ball, G. F., & Balthazart, J. (2006). Down-regulation of the coactivator SRC-1 reveals different thresholds for testosterone-dependent regulation of male sexual behavior and brain aromatase. Poster session presented at Annual Meeting of the Society for Behavioral Neuroendocrinology, Pittsburg, United States.

Pierman, S., Douhard, Q., Balthazart, J., Baum, M. J., & Bakker, J. (January 2006). Attraction thresholds and sex discrimination of urinary odorants in male and female aromatase knockout (ArKO) mice. Hormones and Behavior, 49 (1), 96-104. doi:10.1016/j.yhbeh.2005.05.007
Peer Reviewed verified by ORBi

Ball, G. F., & Balthazart, J. (January 2006). Androgen metabolism and the activation of male sexual behavior: It's more complicated than you think! Hormones and Behavior, 49 (1), 1-3. doi:10.1016/j.yhbeh.2005.07.008
Peer Reviewed verified by ORBi

Cornil, C., Taziaux, M., Baillien, M., Ball, G. F., & Balthazart, J. (January 2006). Rapid effects of aromatase inhibition on male reproductive behaviors in Japanese quail [letter to the editor]. Hormones and Behavior, 49 (1), 45-67. doi:10.1016/j.yhbeh.2005.05.003
Peer Reviewed verified by ORBi

Balthazart, J., Baillien, M., & Ball, G. F. (January 2006). Rapid control of brain aromatase activity by glutamatergic inputs. Endocrinology, 147 (1), 359-366. doi:10.1210/en.2005-0845
Peer Reviewed verified by ORBi

Van Der Linden, A., De Groof, G., Charlier, T., & Balthazart, J. (2006). Rapid testosterone-induced apparent diffusion coefficient (ADC) changes in the sexually dimorphic medial preoptic nucleus of male Japanese quail. Poster session presented at 36th Annual Meeting of the Society of Neuroscience, Atlanta, United States.

Black, M. P., Balthazart, J., Baillien, M., & Grober, M. S. (22 November 2005). Socially induced and rapid increases in aggression are inversely related to brain aromatase activity in a sex-changing fish, Lythrypnus dalli. Proceedings of the Royal Society. Biological Sciences, 272 (1579), 2435-2440. doi:10.1098/rspb.2005.3210
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Cornil, C., Balthazart, J., & Ball, G. F. (05 November 2005). How does dopamine regulate male sexual behavior : lessons from the birds. Paper presented at J.B.Johnston Club, Washington D.C., United States.

Dalla, C., Antoniou, K., Papadopoulou-Daifoti, Z., Balthazart, J., & Bakker, J. (08 September 2005). Male aromatase-knockout mice exhibit normal levels of activity, anxiety and "depressive-like" symptomatology. Behavioural Brain Research, 163 (2), 186-193. doi:10.1016/j.bbr.2005.04.020
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Balthazart, J., Baillien, M., & Ball, G. F. (September 2005). Interactions between kinases and phosphatases in the rapid control of brain aromatase. Journal of Neuroendocrinology, 17 (9), 553-559. doi:10.1111/j.1365-2826.2005.01344.x
Peer Reviewed verified by ORBi

Cornil, C., Dalla, C., Papadopoulou-Daifoti, Z., Baillien, M., Dejace, C., Ball, G. F., & Balthazart, J. (September 2005). Rapid decreases in preoptic aromatase activity and brain monoamine concentrations after engaging in male sexual behavior. Endocrinology, 146 (9), 3809-3820. doi:10.1210/en.2005-0441
Peer Reviewed verified by ORBi

Cornil, C., Dejace, C., Ball, G. F., & Balthazart, J. (20 August 2005). Dopamine modulates male sexual behavior in Japanese quail in part via actions on noradrenergic receptors. Behavioural Brain Research, 163 (1), 42-57. doi:10.1016/j.bbr.2005.04.018
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Appeltants, D., Gentner, T. Q., Hulse, S. H., Balthazart, J., & Ball, G. F. (30 June 2005). The effect of auditory distractors on song discrimination in male canaries (Serinus canaria). Behavioural Processes, 69 (3), 331-341. doi:10.1016/j.beproc.2005.01.010
Peer Reviewed verified by ORBi

Bakker, J., de Mees, C., Balthazart, J., Szpirer, C., Szpirer, J., & Gabant, P. (June 2005). Alpha-fetoprotein (AFP) knock out mice demonstrate the protective role of AFP during brain sexual differentiation. Hormones and Behavior, 48 (1), 87.
Peer Reviewed verified by ORBi

Cornil, C., Balthazart, J., & Ball, G. F. (June 2005). Dopamine binds to alpha2-noradrenergic receptors in quail brain: Implications for the activation of male sexual behavior. Hormones and Behavior, 48 (1), 95.
Peer Reviewed verified by ORBi

Boseret, G., Ball, G. F., & Balthazart, J. (June 2005). Distribution of Reelin and its cytoplasmic signaling protein, DAB-1 in the forebrain of male canaries. Hormones and Behavior, 48 (1), 90.
Peer Reviewed verified by ORBi

Taziaux, M., Cornil, C., Dejace, C., & Balthazart, J. (June 2005). Differences in neural activation following expression of appetitive and consummatory male sexual behavior in the quail brain. Hormones and Behavior, 48 (1), 130.
Peer Reviewed verified by ORBi

Charlier, T. D., Ball, G. F., & Balthazart, J. (June 2005). Daily changes in the expression of the steroid receptor coactivator SRC-1. Hormones and Behavior, 48 (1), 93.
Peer Reviewed verified by ORBi

Carere, C., Boseret, G., Ball, G. F., & Balthazart, J. (June 2005). Testosterone-induced singing is regulated by social status in male canaries (serinus canaria). Hormones and Behavior, 48 (1), 92.
Peer Reviewed verified by ORBi

Van Meir, V., Boumans, T., De Groof, G., Van Audekerke, J., Smolders, A., Scheunders, P., Sijbers, J., Verhoye, M., Balthazart, J., & Van der Linden, A. (01 May 2005). Spatiotemporal properties of the BOLD response in the songbirds' auditory circuit during a variety of listening tasks. NeuroImage, 25 (4), 1242-1255. doi:10.1016/j.neuroimage.2004.12.058
Peer Reviewed verified by ORBi

Sartor, J. J., Balthazart, J., & Ball, G. F. (April 2005). Coordinated and dissociated effects of testosterone on singing behavior and song control nuclei in canaries (Serinus canaria). Hormones and Behavior, 47 (4), 467-476. doi:10.1016/j.yhbeh.2004.12.004
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Holloway, K. S., Balthazart, J., & Cornil, C. (February 2005). Androgen mediation of conditioned rhythmic cloacal sphincter movements in Japanese quail (Coturnix Japonica). Journal of Comparative Psychology, 119 (1), 49-57. doi:10.1037/0735-7036.119.1.49
Peer Reviewed verified by ORBi

Charlier, T., & Balthazart, J. (2005). Modulation of hormonal signaling in the brain by steroid receptor coactivators. Reviews in the Neurosciences, 16 (4), 339-57. doi:10.1515/REVNEURO.2005.16.4.339
Peer Reviewed verified by ORBi

Balthazart, J., Baillien, M., Charlier, T., & Ball, G. F. (2005). Effects of calmodulin on aromatase activity in the preoptic area. Journal of Neuroendocrinology, 17 (10), 664-71. doi:10.1111/j.1365-2826.2005.01355.x
Peer Reviewed verified by ORBi

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Inhibition of steroid receptor coactivator-1 blocks estrogen and androgen action on male sex behavior and associated brain plasticity. Journal of Neuroscience, 25 (4), 906-13. doi:10.1523/JNEUROSCI.3533-04.2005
Peer Reviewed verified by ORBi

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Sexual behavior activates the expression of the immediate early genes c-fos and Zenk (egr-1) in catecholaminergic neurons of male Japanese quail. Neuroscience, 131 (1), 13-30. doi:10.1016/j.neuroscience.2004.09.068
Peer Reviewed verified by ORBi

Balthazart, J., Baillien, M., Charlier, T., Taziaux, M., & Cornil, C. (2005). Rapid changes in production and behavioral action of estrogens. Trabajos del Instituto Cajal, 80, 39.

Balthazart, J., Charlier, T., Taziaux, M., & Ball, G. F. (2005). Steroid-induced plasticity in the medial preoptic nucleus, a key center for the activation of appetitive and consummatory sexual behavior in male quail. Paper presented at Avian Brain Conference, Satellite of the 29th Ethological Conference, Budapest, Hungary.

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Modulation of steroid-dependent male sexual behavior and neural gene expression: A role for steroid receptor co-activators. Trabajos del Instituto Cajal, 80, 209.

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Rapid plasticity of the medial preoptic nucleus in male Japanese quail following testosterone treatment. Paper presented at Euron 9th PhD Day, Liège, Belgium.

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Brain expression of the steroid receptor coactivator SRC-1 changes during the day. Poster session presented at Bi-Annual Meeting of the Belgian Society for Neuroscience, Belgium.

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Daily changes in the expression of the steroid receptor coactivator SRC-1. Hormones and Behavior, 48, 93.

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Testosterone rapidly increases the volume of the medial preoptic nucleus in male Japanese quail. Poster session presented at 35th Annual Meeting of the Society for Neurosciences, Washington DC, United States.

Charlier, T., Ball, G. F., & Balthazart, J. (2005). Modulation of steroid-dependent male sexual behavior and neural gene expression: a role for steroid receptor co-activators. In A. Dawson & P. J. Sharp (Eds.), Functional anvian endocrinology (pp. 361-374). Narosa Publishing Group.

Caro, S. P., Balthazart, J., Thomas, D. W., Lacroix, A., Chastel, O., & Lambrechts, M. M. (01 January 2005). Endocrine correlates of the breeding asynchrony between two corsican populations of blue tits (Parus caeruleus). General and Comparative Endocrinology, 140 (1), 52-60. doi:10.1016/j.ygcen.2004.09.016
Peer Reviewed verified by ORBi

Cornil, C., Seutin, V., Motte, P., & Balthazart, J. (17 December 2004). Electrophysiological and neurochemical characterization of neurons of the medical preoptic area in Japanese quail (Coturnix japonica). Brain Research, 1029 (2), 224-240. doi:10.1016/j.brainres.2004.09.047
Peer Reviewed verified by ORBi

Taziaux, M., Cornil, C., & Balthazart, J. (30 November 2004). Aromatase inhibition blocks the expression of sexually-motivated cloacal gland movements in male quail. Behavioural Processes, 67 (3), 461-469. doi:10.1016/j.beproc.2004.07.007
Peer Reviewed verified by ORBi

Balthazart, J., Baillien, M., Cornil, C., & Ball, G. F. (15 November 2004). Preoptic aromatase modulates male sexual behavior: slow and fast mechanisms of action [letter to the editor]. Physiology and Behavior, 83 (2), 247-270. doi:10.1016/j.physbeh.2004.08.025
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Ball, G. F., & Balthazart, J. (15 November 2004). Hormonal regulation of brain circuits mediating male sexual behavior in birds [letter to the editor]. Physiology and Behavior, 83 (2), 329-346. doi:10.1016/j.physbeh.2004.08.020
Peer Reviewed verified by ORBi

Cornil, C., Holloway, K. S., Taziaux, M., & Balthazart, J. (30 October 2004). The effects of aromatase inhibition on testosterone-dependent conditioned rhythmic cloacal sphincter movements in male Japanese quail. Physiology and Behavior, 83 (1), 99-105. doi:10.1016/j.physbeh.2004.07.011
Peer Reviewed verified by ORBi

Evrard, H. C., & Balthazart, J. (18 August 2004). Rapid regulation of pain by estrogens synthesized in spinal dorsal horn neurons. Journal of Neuroscience, 24 (33), 7225-7229. doi:10.1523/JNEUROSCI.1638-04.2004
Peer Reviewed verified by ORBi

Appeltants, D., Ball, G. F., & Balthazart, J. (06 August 2004). Catecholaminergic inputs to aromatase cells in the canary auditory forebrain. Neuroreport, 15 (11), 1727-1730. doi:10.1097/01.wnr.0000135920.75925.1e
Peer Reviewed verified by ORBi

Cornil, C., Seutin, V., & Balthazart, J. (27 July 2004). Interaction of dopamine with noradrenergic receptors in the preoptic area and sexual behavior in male quail. Paper presented at 8th Annual Meeting of the Society for Behavioral Neuroendocrinology, Young Investigators Symposium, Lisboa, Portugal.

Dalla, C., Antoniou, K., Papadopoulou-Daifoti, Z., Balthazart, J., & Bakker, J. (July 2004). Oestrogen-deficient female aromatase knockout (ArKO) mice exhibit 'depressive-like' symptomatology. European Journal of Neuroscience, 20 (1), 217-228. doi:10.1111/j.1460-9568.2004.03443.x
Peer Reviewed verified by ORBi

Charlier, T. D., Ball, G. F., & Balthazart, J. (June 2004). Gene knock down via antisense oligonucleotides to the steroid receptor coactivator SRC-1 modulates testosterone-dependent male sexual behavior and neural gene expression. Hormones and Behavior, 46 (1), 86.
Peer Reviewed verified by ORBi

Pierman, S., Douhard, Q., Balthazart, J., Baum, M. J., & Bakker, J. (June 2004). Assessment of olfactory function in male and female aromatase knockout (ArKO) mice. Hormones and Behavior, 46 (1), 99.
Peer Reviewed verified by ORBi

Caro, S., Lambrechts, M. M., & Balthazart, J. (June 2004). Seasonal development of song control nuclei HVC and RA preceeds peaks in plasma testosterone and singing activity in male Corsican blue tits. Hormones and Behavior, 46 (1), 108.
Peer Reviewed verified by ORBi

Boseret, G., Ball, G. F., & Balthazart, J. (June 2004). Social modulation of testosterone-induced singing in canaries. Hormones and Behavior, 46 (1), 108.
Peer Reviewed verified by ORBi

Allieri, F., Sica, M., Bakker, J., Honda, S., Harada, N., Viglietti-Panzica, C., Balthazart, J., & Panzica, G. C. (June 2004). Activational effects of estradiol on the arginine-vasopressin immunoreactive system in the forebrain of male mice. Hormones and Behavior, 46 (1), 84.
Peer Reviewed verified by ORBi

Holloway, K. S., Cornil, C., Taziaux, M., & Balthazart, J. (June 2004). Aromatase activity modulates conditioned cloacal sphincter movements, an appetitive sexual behavior, in Japanese quail. Hormones and Behavior, 46 (1), 92.
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Black, M., Balthazart, J., Baillien, M., & Grober, M. (June 2004). Rapid and correlated changes in brain aromatase activity and aggressive behavior are socially-mediated in Lythrypnus dalli. Hormones and Behavior, 46 (1), 107-108.
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Balthazart, J., Baillien, M., & Cornil, C. (June 2004). Rapid regulation of brain aromatase activity by afferent inputs: Behavioral implications. Hormones and Behavior, 46 (1), 127.
Peer Reviewed verified by ORBi

Bakker, J., Honda, S., Harada, N., & Balthazart, J. (June 2004). Restoration of male sexual behavior by adult exogenous estrogens in male aromatase knockout mice. Hormones and Behavior, 46 (1), 1-10. doi:10.1016/j.yhbeh.2004.02.003
Peer Reviewed verified by ORBi

Bakker, J., Dalla, C., Antoniou, K., Papadopoulou-Daifoti, Z., & Balthazart, J. (June 2004). Estrogen-deficient female but not male aromatase knockout (ArKO) mice exhibit "depressive-like" symptoms. Hormones and Behavior, 46 (1), 127.
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Sartor, J. J., Balthazart, J., Riters, L. V., & Ball, G. F. (June 2004). The roles of testosterone and singing in the regulation of seasonal neuroplasticity in songbirds. Hormones and Behavior, 46 (1), 121.
Peer Reviewed verified by ORBi

Evrard, H. C., Harada, N., & Balthazart, J. (May 2004). Immunocytochemical localization of aromatase in sensory and integrating nuclei of the hindbrain in Japanese quail (Coturnix japonica) [letter to the editor]. Journal of Comparative Neurology, 473 (2), 194-212. doi:10.1002/cne.20068
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Bakker, J., Baillien, M., Honda, S., Harada, N., & Balthazart, J. (May 2004). Relationships between aromatase activity in the brain and gonads and behavioural deficits in homozygous and heterozygous aromatase knockout mice. Journal of Neuroendocrinology, 16 (5), 483-490. doi:10.1111/j.1365-2826.2004.01191.x
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Silverin, B., Baillien, M., & Balthazart, J. (April 2004). Territorial aggression, circulating levels of testosterone, and brain aromatase activity in free-living pied flycatchers. Hormones and Behavior, 45 (4), 225-234. doi:10.1016/j.yhbeh.2003.10.002
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Evrard, H. C., & Balthazart, J. (March 2004). Aromatization of androgens into estrogens reduces response latency to a noxious thermal stimulus in male quail. Hormones and Behavior, 45 (3), 181-189. doi:10.1016/j.yhbeh.2003.09.014
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Van Meir, V., Verhoye, M., Absil, P., Eens, M., Balthazart, J., & Van der Linden, A. (March 2004). Differential effects of testosterone on neuronal populations and their connections in a sensorimotor brain nucleus controlling song production in songbirds: a manganese enhanced-magnetic resonance imaging study. NeuroImage, 21 (3), 914-923. doi:10.1016/j.neuroimage.2003.10.007
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Holloway, K., Cornil, C., & Balthazart, J. (2004). Effects of central administration of Naloxone on the extinction of appetitive sexual responses. Behavioural Brain Research, 153 (2), 567-572. doi:10.1016/j.bbr.2004.01.010
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Dermon, C. R., Stamatakis, A., Giakoumaki, S., & Balthazart, J. (2004). Differential effects of testosterone on protein synthesis activity in male and female quail brain [letter to the editor]. Neuroscience, 123 (3), 647-666. doi:10.1016/j.neuroscience.2003.10.010
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Ball, G. F., Auger, C. J., Bernard, D. J., Charlier, T., Sartor, J. J., Riters, L. V., & Balthazart, J. (2004). Seasonal plasticity in the song control system - Multiple brain sites of steroid hormone action and the importance of variation in song behavior. Annals of the New York Academy of Sciences, 1016, 586-610. doi:10.1196/annals.1298.043
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Charlier, T., Ball, G. F., & Balthazart, J. (2004). Gene knock down via antisense oligonucleotides to the steroid receptor coactivator SRC-1 modulates testosterone-dependent male sexual behavior and neural gene expression. Hormones and Behavior, 46, 86.

Charlier, T., Ball, G. F., & Balthazart, J. (2004). Plasticity in the expression of the steroid receptor coactivator–1 (SRC-1) in quail. Poster session presented at 34th Annual Meeting of the Society for Neuroscience, San Diego, United States.

Charlier, T., Ball, G. F., & Balthazart, J. (2004). Plasticity in the expression of the steroid receptor coactivator-1 (SRC-1) in Japanese quail. Paper presented at EBird Workshop: Trade off and Constraints, Wageningen, Netherlands.

Balthazart, J., Baillien, M., Cornil, C., Charlier, T., Evrard, H. C., & Ball, G. (2004). Behavioral effects of rapid changes in aromatase activity in the central nervous system. In C. Kordon, R. C. Gaillard, & Y. Christen (Eds.), Research and perspectives in endocrine action (pp. 173-200).

Bakker, J., Honda, S., Harada, N., & Balthazart, J. (December 2003). The aromatase knockout (ArKO) mouse provides new evidence that estrogens are required for the development of the female brain. Annals of the New York Academy of Sciences, 1007, 251-262. doi:10.1196/annals.1286.024
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Tindemans, I., Verhoye, M., Balthazart, J., & Van der Linden, A. (December 2003). In vivo dynamic ME-MRI reveals differential functional responses of RA- and area X-projecting neurons in the HVC of canaries exposed to conspecific song. European Journal of Neuroscience, 18 (12), 3352-3360. doi:10.1111/j.1460-9568.2003.03056.x
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Evrard, H. C., & Balthazart, J. (December 2003). Aromatase (estrogen synthase) activity in the dorsal horn of the spinal cord: Functional implications. Annals of the New York Academy of Sciences, 1007, 263-271. doi:10.1196/annals.1286.025
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Evrard, H. C., Willems, E., Harada, N., & Balthazart, J. (13 October 2003). Specific innervation of aromatase neurons by substance P fibers in the dorsal horn of the spinal cord in quail. Journal of Comparative Neurology, 465 (2), 309-318. doi:10.1002/cne.10854
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Cornil, C., Ball, G. F., & Balthazart, J. (25 September 2003). 17ß-estradiol and vorozole, an aromatase inhibitor, rapidly modulate male sexual behavior in Japanese quail. Paper presented at 7th EURON PhD student day, Brussels, Belgium.

Ball, G. F., & Balthazart, J. (01 September 2003). Birds return every spring like clockwork, but where is the clock? Endocrinology, 144 (9), 3739-3741. doi:10.1210/en.2003-0781
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Absil, P., Pinxten, R., Balthazart, J., & Eens, M. (14 July 2003). Effect of age and testosterone on autumnal neurogenesis in male European starlings (Sturnus vulgaris). Behavioural Brain Research, 143 (1), 15-30. doi:10.1016/S0166-4328(03)00006-8
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Cornil, C., Seutin, P., Motte, P., & Balthazart, J. (11 May 2003). Alpha noradrenergic receptors mediate dopaminergic effects in the quail preoptic area. Paper presented at Belgian Society for Neuroscience Meeting, Brussels, Belgium.

Balthazart, J., Baillien, M., Charlier, T., & Ball, G. (April 2003). Calcium-dependent phosphorylation processes control brain aromatase in quail. European Journal of Neuroscience, 17 (8), 1591-1606. doi:10.1046/j.1460-9568.2003.02598.x
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Absil, P., Pinxten, R., Balthazart, J., & Eens, M. (April 2003). Effects of testosterone on Reelin expression in the brain of male European starlings. Cell and Tissue Research, 312 (1), 81-93. doi:10.1007/s00441-003-0701-9
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Charlier, T., Balthazart, J., & Ball, G. F. (10 January 2003). Sex differences in the distribution of the steroid receptor coactivator SRC-1 in the song control nuclei of male and female canaries. Brain Research, 959 (2), 263-274. doi:10.1016/S0006-8993(02)03758-7
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Balthazart, J., Baillien, M., Charlier, T., Cornil, C., & Ball, G. (2003). Multiple mechanisms control brain aromatase activity at the genomic and non-genomic level. Journal of Steroid Biochemistry and Molecular Biology, 86, 367-379. doi:10.1016/S0960-0760(03)00346-7
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Balthazart, J., Baillien, M., Charlier, T., Cornil, C., & Ball, G. (2003). The neuroendocrinology of reproductive behavior in Japanese quail. Domestic Animal Endocrinology, 25, 69-82. doi:10.1016/S0739-7240(03)00046-8
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Charlier, T., Auger, C. J., Balthazart, J., & Ball, G. F. (2003). Modulation of steroid activity by transcription coactivators in songbirds. Hormones and Behavior, 44, 28-29.

Ball, G. F., Castelino, C. B., Maney, D. L., Appeltants, D., & Balthazart, J. (2003). The activation of birdsong by testosterone - Multiple sites of action and role of ascending catecholamine projections. Annals of the New York Academy of Sciences, 1007, 211-231. doi:10.1196/annals.1286.021
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Appeltants, D., Ball, G. F., & Balthazart, J. (2003). Song activation by testosterone is associated with an increased catecholaminergic innervation of the song control system in female canaries. Neuroscience, 121 (3), 801-814. doi:10.1016/S0306-4522(03)00496-2
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Balthazart, J., Panzica, G. C., & Krohmer, R. W. (January 2003). Anatomical relationships between aromatase-immunoreactive neurons and nitric oxide synthase as evidenced by NOS immunohistochemistry or NADPH diaphorase histochemistry in the quail forebrain. Journal of Chemical Neuroanatomy, 25 (1), 39-51. doi:10.1016/S0891-0618(02)00092-3
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Charlier, T., Baillien, M., Ball, G. F., & Balthazart, J. (2003). Cloning and identification of functional domains in quail Brain aromatase. Poster session presented at 33th Annual Meeting of the Society for Neuroscience, New Orleans, United States.

Charlier, T., Balthazart, J., & Ball, G. F. (2003). The distribution of the coactivator SRC-1 is sexually differentiated in the song control nuclei of male and female canaries. Poster session presented at Bi-Annual Meeting of the Belgian Society for Neuroscience, Bruxelles, Belgium.

Plumari, L., Viglietti-Panzica, C., Allieri, F., Honda, S., Harada, N., Absil, P., Balthazart, J., & Panzica, G. C. (December 2002). Changes in the arginine-vasopressin immunoreactive systems in male mice lacking a functional aromatase gene. Journal of Neuroendocrinology, 14 (12), 971-978. doi:10.1046/j.1365-2826.2002.00866.x
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Evrard, H. C., & Balthazart, J. (November 2002). Localization of oestrogen receptors in the sensory and motor areas of the spinal cord in Japanese quail (Coturnix japonica). Journal of Neuroendocrinology, 14 (11), 894-903. doi:10.1046/j.1365-2826.2002.00857.x
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Pinxten, R., De Ridder, E., Balthazart, J., & Eens, M. (November 2002). Context-dependent effects of castration and testosterone treatment on song in male European starlings. Hormones and Behavior, 42 (3), 307-318. doi:10.1006/hbeh.2002.1824
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Cornil, C., Balthazart, J., Motte, P., Massotte, L., & Seutin, V. (01 November 2002). Dopamine activates noradrenergic receptors in the preoptic area. Journal of Neuroscience, 22 (21), 9320-9330. doi:10.1523/jneurosci.22-21-09320.2002
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Bakker, J., Honda, S. I., Harada, N., & Balthazart, J. (15 October 2002). The aromatase knock-out mouse provides new evidence that estradiol is required during development in the female for the expression of sociosexual behaviors in adulthood. Journal of Neuroscience, 22 (20), 9104-9112. doi:10.1523/jneurosci.22-20-09104.2002
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Bakker, J., Honda, S., Harada, N., & Balthazart, J. (September 2002). Sexual partner preference requires a functional aromatase (Cyp19) gene in male mice. Hormones and Behavior, 42 (2), 158-171. doi:10.1006/hbeh.2002.1805
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Appeltants, D., Del Negro, C., & Balthazart, J. (18 July 2002). Noradrenergic control of auditory information processing in female canaries. Behavioural Brain Research, 133 (2), 221-235. doi:10.1016/S0166-4328(02)00005-0
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Absil, P., Papello, M., Viglietti-Panzica, C., Balthazart, J., & Panzica, G. (June 2002). The medial preoptic nucleus receives vasotocinergic inputs in male quail: a tract-tracing and immunocytochemical study. Journal of Chemical Neuroanatomy, 24 (1), 27-39. doi:10.1016/S0891-0618(02)00017-0
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Panzica, G. C., Balthazart, J., Pessatti, M., & Viglietti-Panzica, C. (June 2002). The parvocellular vasotocin system of Japanese quail: A developmental and adult model for the study of influences of gonadal hormones on sexually differentiated and behaviorally relevant neural circuits. Environmental Health Perspectives, 110 (Suppl. 3), 423-428. doi:10.1289/ehp.02110s3423
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Evrard, H. C., & Balthazart, J. (May 2002). The assessment of nociceptive and non-nociceptive skin sensitivity in the Japanese quail (Coturnix japonica). Journal of Neuroscience Methods, 116 (2), 135-146. doi:10.1016/S0165-0270(02)00034-1
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Balthazart, J., Baillien, M., & Ball, G. F. (May 2002). Interactions between aromatase (estrogen synthase) and dopamine in the control of male sexual behavior in quail. Comparative Biochemistry and Physiology. Part B, Biochemistry and Molecular Biology, 132 (1), 37-55. doi:10.1016/S1096-4959(01)00531-0
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Appeltants, D., Ball, G. F., & Balthazart, J. (16 April 2002). The origin of catecholaminergic inputs to the song control nucleus RA in canaries. Neuroreport, 13 (5), 649-653. doi:10.1097/00001756-200204160-00023
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Ball, G. F., Riters, L. V., & Balthazart, J. (April 2002). Neuroendocrinology of song behavior and avian brain plasticity: Multiple sites of action of sex steroid hormones [letter to the editor]. Frontiers in Neuroendocrinology, 23 (2), 137-178. doi:10.1006/frne.2002.0230
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Sartor, J. J., Charlier, T., Pytte, C. L., Balthazart, J., & Ball, G. F. (2002). Seasonal changes in the songbird brain are modulated by song performance via testosterone-dependent and independent action. Poster session presented at Behavioral Neurobiology of Birdsong, Hunter College, New York City, United States.

Charlier, T., Balthazart, J., & Ball, G. F. (2002). Sex difference in the distribution of the steroid receptor coactivator SRC-1 in the song control nuclei in male and female canaries. Poster session presented at Behavioral Neurobiology of Birdsong, Hunter College, New York City, United States.

Absil, P., Braquenier, J.-B., Balthazart, J., & Ball, G. F. (2002). Effects of lesions of nucleus taeniae on appetitive and consummatory aspects of male sexual behavior in Japanese quail. Brain, Behavior and Evolution, 60 (1), 13-35. doi:10.1159/000064119
Peer Reviewed verified by ORBi

Van der Linden, A., Verhoye, M., Van Meir, V., Tindemans, I., Eens, M., Absil, P., & Balthazart, J. (2002). In vivo manganese-enhanced magnetic resonance imaging reveals connections and functional properties of the songbird vocal control system. Neuroscience, 112 (2), 467-474. doi:10.1016/S0306-4522(02)00070-2
Peer Reviewed verified by ORBi

Charlier, T., Lakaye, B., Ball, G. F., & Balthazart, J. (2002). Steroid receptor coactivator SRC-1 exhibits high expression in steroid-sensitive brain areas regulating reproductive behaviors in the quail brain. Neuroendocrinology, 76 (5), 297-315. doi:10.1159/000066624
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Krohmer, R. W., Bieganski, G. J., Baleckaitis, D. D., Harada, N., & Balthazart, J. (January 2002). Distribution of aromatase immunoreactivity in the forebrain of red-sided garter snakes at the beginning of the winter dormancy. Journal of Chemical Neuroanatomy, 23 (1), 59-71. doi:10.1016/S0891-0618(01)00145-4
Peer Reviewed verified by ORBi

Charlier, T., Ball, G. F., & Balthazart, J. (2002). Sexually differentiated expression of the steroid receptor coactivator SRC-1 in steroid- sensitive brain areas regulating reproductive behaviors in the quail brain. Poster session presented at 32th Annual meeting of the Society for Neuroscience, Orlando, United States.

Sartor, J. J., Charlier, T., Pytte, C. L., & Balthazart, J. (2002). Converging evidence that song performance modulates seasonal changes in the avian song control system. Poster session presented at 32th Annual meeting of the Society for Neuroscience, New Orleans, United States.

Charlier, T., Ball, G. F., & Balthazart, J. (2002). Sex differences in the distribution of the steroid receptor-coactivator-1 in the canary brain. Hormones and Behavior, 41, 460-461.
Peer Reviewed verified by ORBi

Balthazart, J., Baillien, M., & Ball, G. F. (December 2001). Phosphorylation processes mediate rapid changes of brain aromatase activity. Journal of Steroid Biochemistry and Molecular Biology, 79 (1-5), 261-277. doi:10.1016/S0960-0760(01)00143-1
Peer Reviewed verified by ORBi

Absil, P., Riters, L. V., & Balthazart, J. (November 2001). Preoptic Aromatase Cells Project to the Mesencephalic Central Gray in the Male Japanese Quail (Coturnix Japonica). Hormones and Behavior, 40 (3), 369-83. doi:10.1006/hbeh.2001.1702
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Panzica, G. C., Aste, N., Castagna, C., Viglietti-Panzica, C., & Balthazart, J. (November 2001). Steroid-induced plasticity in the sexually dimorphic vasotocinergic innervation of the avian brain: behavioral implications. Brain Research Reviews, 37 (1-mars Sp. Iss. SI), 178-200. doi:10.1016/S0165-0173(01)00118-7
Peer Reviewed verified by ORBi

Absil, P., Baillien, M., Ball, G. F., Panzica, G. C., & Balthazart, J. (November 2001). The control of preoptic aromatase activity by afferent inputs in Japanese quail. Brain Research Reviews, 37 (1-mars Sp. Iss. SI), 38-58. doi:10.1016/S0165-0173(01)00122-9
Peer Reviewed verified by ORBi

Appeltants, D., Ball, G. F., & Balthazart, J. (May 2001). The Distribution of Tyrosine Hydroxylase in the Canary Brain: Demonstration of a Specific and Sexually Dimorphic Catecholaminergic Innervation of the Telencephalic Song Control Nulcei. Cell and Tissue Research, 304 (2), 237-59. doi:10.1007/s004410100360
Peer Reviewed verified by ORBi

Balthazart, J., Stamatakis, A., Bacola, S., Absil, P., & Dermon, C. R. (2001). Effects of lesions of the medial preoptic nucleus on the testosterone-induced metabolic changes in specific brain areas in male quail. Neuroscience, 108 (3), 447-466. doi:10.1016/S0306-4522(01)00422-5
Peer Reviewed verified by ORBi

Charlier, T., Lakaye, B., Ball, G. F., & Balthazart, J. (2001). Cloning and distribution of steroid receptor coactivator SRC-1 in quail. Poster session presented at 31st Annual Meeting o the Society for Neuroscience, San Diego, United States.

Charlier, T., Foidart, A., Ball, G. F., & Balthazart, J. (2001). Induction of expression of the immediate early gene c-Fos and Zenk in catecholaminergic neurons of male quail following copulatory behavior. Poster session presented at Bi-Annual Meeting of the Belgian Society for Neuroscience, Belgium.

Balthazart, J., Baillien, M., & Ball, G. F. (January 2001). Rapid and Reversible Inhibition of Brain Aromatase Activity. Journal of Neuroendocrinology, 13 (1), 63-73. doi:10.1046/j.1365-2826.2001.00598.x
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Balthazart, J., Tlemcani, O., Harada, N., & Baillien, M. (September 2000). Ontogeny of Aromatase and Tyrosine Hydroxylase Activity and of Aromatase-Immunoreactive Cells in the Preoptic Area of Male and Female Japanese Quail. Journal of Neuroendocrinology, 12 (9), 853-66. doi:10.1046/j.1365-2826.2000.00532.x
Peer Reviewed verified by ORBi

Evrard, H., Baillien, M., Foidart, A., Absil, P., Harada, N., & Balthazart, J. (07 August 2000). Localization and Controls of Aromatase in the Quail Spinal Cord. Journal of Comparative Neurology, 423 (4), 552-64. doi:10.1002/1096-9861(20000807)423:4<552::AID-CNE2>3.0.CO;2-S
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Tlemcani, O., Ball, G. F., D'Hondt, E., Vandesande, F., Sharp, P. J., & Balthazart, J. (01 July 2000). Fos Induction in the Japanese Quail Brain after Expression of Appetitive and Consummatory Aspects of Male Sexual Behavior. Brain Research Bulletin, 52 (4), 249-62. doi:10.1016/S0361-9230(00)00233-1
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Appeltants, D., Absil, P., Balthazart, J., & Ball, G. F. (March 2000). Identification of the Origin of Catecholaminergic Inputs to Hvc in Canaries by Retrograde Tract Tracing Combined with Tyrosine Hydroxylase Immunocytochemistry. Journal of Chemical Neuroanatomy, 18 (3), 117-33. doi:10.1016/S0891-0618(99)00054-X
Peer Reviewed verified by ORBi

Cornil, C., Foidart, A., Minet, A., & Balthazart, J. (2000). Immunocytochemical localization of ionotropic glutamate receptors subunits in the adult quail forebrain. Journal of Comparative Neurology, 428, 577-608. doi:10.1002/1096-9861(20001225)428:4<577::AID-CNE1>3.0.CO;2-K
Peer Reviewed verified by ORBi

Balthazart, J., Charlier, T., Foidart, A., & Ball, G. F. (2000). Expression of Fos and zenk following copulatory behavior in catecholminergic neurons of male quail. Poster session presented at 30th Annual Meeting of the Society for Neuroscience, New Orleans, United States.

Foidart, A., Lakaye, B., Grisar, T., Ball, G. F., & Balthazart, J. (05 September 1999). Estrogen Receptor-Beta in Quail: Cloning, Tissue Expression and Neuroanatomical Distribution. Journal of Neurobiology, 40 (3), 327-42. doi:10.1002/(SICI)1097-4695(19990905)40:3<327::AID-NEU5>3.0.CO;2-L
Peer Reviewed verified by ORBi

Foidart, A., Meddle, S. L., & Balthazart, J. (06 April 1999). Mating-Induced Fos and Aromatase Are Not Co-Localized in the Preoptic Area. Neuroreport, 10 (5), 907-12. doi:10.1097/00001756-199904060-00003
Peer Reviewed verified by ORBi

Ball, G. F., Bernard, D. J., Foidart, A., Lakaye, B., & Balthazart, J. (1999). Steroid sensitive sites in the avian brain: does the distribution of the estrogen receptor alpha and beta types provide insight into their function? Brain, Behavior and Evolution, 54, 28-40. doi:10.1159/000006609
Peer Reviewed verified by ORBi

Baillien, M., Foidart, A., & Balthazart, J. (01 January 1999). Regional Distribution and Control of Tyrosine Hydroxylase Activity in the Quail Brain. Brain Research Bulletin, 48 (1), 3-17. doi:10.1016/S0361-9230(98)00141-5
Peer Reviewed verified by ORBi

Riters, L. V., Absil, P., & Balthazart, J. (01 September 1998). Effects of Brain Testosterone Implants on Appetitive and Consummatory Components of Male Sexual Behavior in Japanese Quail. Brain Research Bulletin, 47 (1), 69-79. doi:10.1016/S0361-9230(98)00064-1
Peer Reviewed verified by ORBi

Lakaye, B., Foidart, A., Grisar, T., & Balthazart, J. (24 August 1998). Partial Cloning and Distribution of Estrogen Receptor Beta in the Avian Brain. Neuroreport, 9 (12), 2743-8. doi:10.1097/00001756-199808240-00011
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Balthazart, J., Absil, P., Gérard, M.-P., Appeltants, D., & Ball, G. F. (15 August 1998). Appetitive and consummatory male sexual behavior in Japanese quail are differentially regulated by subregions of the preoptic medial nucleus. Journal of Neuroscience, 18 (16), 6512-6527. doi:10.1523/jneurosci.18-16-06512.1998
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Houbart, M., Prins, G. S., & Ball, G. F. (June 1998). Distribution of Androgen Receptor-Immunoreactive Cells in the Quail Forebrain and Their Relationship with Aromatase Immunoreactivity. Journal of Neurobiology, 35 (3), 323-40. doi:10.1002/(SICI)1097-4695(19980605)35:3<323::AID-NEU8>3.0.CO;2-0
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Foidart, A., Silverin, B., Baillien, M., Harada, N., & Balthazart, J. (June 1998). Neuroanatomical Distribution and Variations across the Reproductive Cycle of Aromatase Activity and Aromatase-Immunoreactive Cells in the Pied Flycatcher (Ficedula Hypoleuca). Hormones and Behavior, 33 (3), 180-96. doi:10.1006/hbeh.1998.1448
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Balthazart, J., & Ball, G. F. (June 1998). New Insights into the Regulation and Function of Brain Estrogen Synthase (Aromatase). Trends in Neurosciences, 21 (6), 243-9. doi:10.1016/S0166-2236(97)01221-6
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Balthazart, J., Foidart, A., Baillien, M., Harada, N., & Ball, G. F. (10 February 1998). Anatomical Relationships between Aromatase and Tyrosine Hydroxylase in the Quail Brain: Double-Label Immunocytochemical Studies. Journal of Comparative Neurology, 391 (2), 214-26. doi:10.1002/(SICI)1096-9861(19980209)391:2<214::AID-CNE5>3.0.CO;2-5
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Castagna, C., Absil, P., Foidart, A., & Balthazart, J. (February 1998). Systemic and Intracerebroventricular Injections of Vasotocin Inhibit Appetitive and Consummatory Components of Male Sexual Behavior in Japanese Quail. Behavioral Neuroscience, 112 (1), 233-50. doi:10.1037/0735-7044.112.1.233
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Balthazart, J., & Ball, G. F. (1998). The Japanese Quail as a Model System for the Investigation of Steroid-Catecholamine Interactions Mediating Appetitive and Consummatory Aspects of Male Sexual Behavior. Annual Review of Sex Research, 9, 96-176.
Peer Reviewed verified by ORBi

Castagna, C., Ball, G. F., & Balthazart, J. (October 1997). Effects of Dopamine Agonists on Appetitive and Consummatory Male Sexual Behavior in Japanese Quail. Pharmacology, Biochemistry and Behavior, 58 (2), 403-14. doi:10.1016/S0091-3057(97)00243-8
Peer Reviewed verified by ORBi

Balthazart, J., Castagna, C., & Ball, G. F. (September 1997). Differential Effects of D1 and D2 Dopamine-Receptor Agonists and Antagonists on Appetitive and Consummatory Aspects of Male Sexual Behavior in Japanese Quail. Physiology and Behavior, 62 (3), 571-80. doi:10.1016/S0031-9384(97)00163-7
Peer Reviewed verified by ORBi

Balthazart, J., Absil, P., Viglietti-Panzica, C., & Panzica, G. C. (July 1997). Vasotocinergic Innervation of Areas Containing Aromatase-Immunoreactive Cells in the Quail Forebrain. Journal of Neurobiology, 33 (1), 45-60. doi:10.1002/(SICI)1097-4695(199707)33:1<45::AID-NEU5>3.0.CO;2-D
Peer Reviewed verified by ORBi

Balthazart, J., & Absil, P. (09 June 1997). Identification of Catecholaminergic Inputs to and Outputs from Aromatase-Containing Brain Areas of the Japanese Quail by Tract Tracing Combined with Tyrosine Hydroxylase Immunocytochemistry. Journal of Comparative Neurology, 382 (3), 401-28. doi:10.1002/(SICI)1096-9861(19970609)382:3<401::AID-CNE7>3.0.CO;2-7
Peer Reviewed verified by ORBi

Balthazart, J., Castagna, C., & Ball, G. F. (April 1997). Aromatase Inhibition Blocks the Activation and Sexual Differentiation of Appetitive Male Sexual Behavior in Japanese Quail. Behavioral Neuroscience, 111 (2), 381-97. doi:10.1037/0735-7044.111.2.381
Peer Reviewed verified by ORBi

Balthazart, J. (April 1997). Steroid Control and Sexual Differentiation of Brain Aromatase. Journal of Steroid Biochemistry and Molecular Biology, 61 (3-6), 323-39. doi:10.1016/S0960-0760(96)00235-X
Peer Reviewed verified by ORBi

Baillien, M., & Balthazart, J. (1997). A Direct Dopaminergic Control of Aromatase Activity in the Quail Preoptic Area. Journal of Steroid Biochemistry and Molecular Biology, 63 (1-3, Sep-Oct), 99-113. doi:10.1016/S0960-0760(97)00080-0
Peer Reviewed verified by ORBi

Balthazart, J., Tlemcani, O., & Ball, G. F. (December 1996). Do Sex Differences in the Brain Explain Sex Differences in the Hormonal Induction of Reproductive Behavior? What 25 Years of Research on the Japanese Quail Tells Us. Hormones and Behavior, 30 (4), 627-61. doi:10.1006/hbeh.1996.0066
Peer Reviewed verified by ORBi

Balthazart, J., Absil, P., Foidart, A., Houbart, M., Harada, N., & Ball, G. F. (October 1996). Distribution of Aromatase-Immunoreactive Cells in the Forebrain of Zebra Finches (Taeniopygia Guttata): Implications for the Neural Action of Steroids and Nuclear Definition in the Avian Hypothalamus. Journal of Neurobiology, 31 (2), 129-48. doi:10.1002/(SICI)1097-4695(199610)31:2<129::AID-NEU1>3.0.CO;2-D
Peer Reviewed verified by ORBi

Balthazart, J., Tlemcani, O., & Harada, N. (September 1996). Localization of Testosterone-Sensitive and Sexually Dimorphic Aromatase-Immunoreactive Cells in the Quail Preoptic Area. Journal of Chemical Neuroanatomy, 11 (3), 147-71. doi:10.1016/0891-0618(96)00149-4
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Absil, P., & Harada, N. (January 1996). Effects of Testosterone and Its Metabolites on Aromatase-Immunoreactive Cells in the Quail Brain: Relationship with the Activation of Male Reproductive Behavior. Journal of Steroid Biochemistry and Molecular Biology, 56 (1-6 Spec No), 185-200. doi:10.1016/0960-0760(95)00236-7
Peer Reviewed verified by ORBi

Foidart, A., Tlemcani, O., Harada, N., Abe-Dohmae, S., & Balthazart, J. (01 December 1995). Pre- and Post-Translational Regulation of Aromatase by Steroidal and Non-Steroidal Aromatase Inhibitors. Brain Research, 701 (1-2), 267-78. doi:10.1016/0006-8993(95)01008-0
Peer Reviewed verified by ORBi

Foidart, A., & Balthazart, J. (June 1995). Sexual Differentiation of Brain and Behavior in Quail and Zebra Finches: Studies with a New Aromatase Inhibitor, R76713. Journal of Steroid Biochemistry and Molecular Biology, 53 (1-6), 267-75. doi:10.1016/0960-0760(95)00064-7
Peer Reviewed verified by ORBi

Foidart, A., Harada, N., & Balthazart, J. (June 1995). Aromatase-Immunoreactive Cells Are Present in Mouse Brain Areas That Are Known to Express High Levels of Aromatase Activity. Cell and Tissue Research, 280 (3), 561-74. doi:10.1007/BF00318360
Peer Reviewed verified by ORBi

Balthazart, J., Reid, J., Absil, P., Foidart, A., & Ball, G. F. (June 1995). Appetitive as Well as Consummatory Aspects of Male Sexual Behavior in Quail Are Activated by Androgens and Estrogens. Behavioral Neuroscience, 109 (3), 485-501. doi:10.1037/0735-7044.109.3.485
Peer Reviewed verified by ORBi

Foidart, A., Reid, J., Absil, P., Yoshimura, N., Harada, N., & Balthazart, J. (May 1995). Critical Re-Examination of the Distribution of Aromatase-Immunoreactive Cells in the Quail Forebrain Using Antibodies Raised against Human Placental Aromatase and against the Recombinant Quail, Mouse or Human Enzyme. Journal of Chemical Neuroanatomy, 8 (4), 267-82. doi:10.1016/0891-0618(95)00054-B
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Foidart, A., Legros, J.-J., & Balthazart, J. (01 December 1994). Les phéromones humaines: vestige animal ou réalité non reconnue. Revue Médicale de Liège, 49 (12), 662-80.
Peer reviewed

Foidart, A., Harada, N., & Balthazart, J. (19 September 1994). Effects of Steroidal and Non Steroidal Aromatase Inhibitors on Sexual Behavior and Aromatase-Immunoreactive Cells and Fibers in the Quail Brain. Brain Research, 657 (1-2), 105-23. doi:10.1016/0006-8993(94)90958-X
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Balthazart, J., Stoop, R., Foidart, A., & Harada, N. (08 September 1994). Synergistic Control by Androgens and Estrogens of Aromatase in the Quail Brain. Neuroreport, 5 (14), 1729-32. doi:10.1097/00001756-199409080-00010
Peer Reviewed verified by ORBi

Balthazart, J., Dupiereux, V., Aste, N., Viglietti-Panzica, C., Barrese, M., & Panzica, G. C. (June 1994). Afferent and Efferent Connections of the Sexually Dimorphic Medial Preoptic Nucleus of the Male Quail Revealed by in Vitro Transport of Dii. Cell and Tissue Research, 276 (3), 455-75. doi:10.1007/BF00343944
Peer Reviewed verified by ORBi

Absil, P., & Balthazart, J. (02 May 1994). Testosterone Effects on Neurotensin-Immunoreactive Cells in the Quail Preoptic Area. Neuroreport, 5 (9), 1129-32. doi:10.1097/00001756-199405000-00027
Peer Reviewed verified by ORBi

Absil, P., & Balthazart, J. (April 1994). Sex Difference in the Neurotensin-Immunoreactive Cell Populations of the Preoptic Area in Quail (Coturnix Japonica). Cell and Tissue Research, 276 (1), 99-116. doi:10.1007/BF00354789
Peer Reviewed verified by ORBi

Foidart, A., de Clerck, A., Harada, N., & Balthazart, J. (March 1994). Aromatase-Immunoreactive Cells in the Quail Brain: Effects of Testosterone and Sex Dimorphism. Physiology and Behavior, 55 (3), 453-64. doi:10.1016/0031-9384(94)90100-7
Peer Reviewed verified by ORBi

Absil, P., Das, S., & Balthazart, J. (January 1994). Effects of Apomorphine on Sexual Behavior in Male Quail. Pharmacology, Biochemistry and Behavior, 47 (1), 77-88. doi:10.1016/0091-3057(94)90114-7
Peer Reviewed verified by ORBi

Balthazart, J., Stoop, R., Foidart, A., Granneman, J. C., & Lambert, J. G. (1994). Distribution and Regulation of Estrogen-2-Hydroxylase in the Quail Brain. Brain Research Bulletin, 35 (4), 339-45. doi:10.1016/0361-9230(94)90111-2
Peer Reviewed verified by ORBi

Bailhache, T., & Balthazart, J. (08 March 1993). The Catecholaminergic System of the Quail Brain: Immunocytochemical Studies of Dopamine Beta-Hydroxylase and Tyrosine Hydroxylase. Journal of Comparative Neurology, 329 (2), 230-56. doi:10.1002/cne.903290206
Peer Reviewed verified by ORBi

Balthazart, J., & Foidart, A. (March 1993). Brain Aromatase and the Control of Male Sexual Behavior. Journal of Steroid Biochemistry and Molecular Biology, 44 (4-6), 521-40. doi:10.1016/0960-0760(93)90256-V
Peer Reviewed verified by ORBi

Bailhache, T., Surlemont, C., & Balthazart, J. (1993). Effects of Neurochemical Lesions of the Preoptic Area on Male Sexual Behavior in the Japanese Quail. Brain Research Bulletin, 32 (3), 273-83. doi:10.1016/0361-9230(93)90188-H
Peer Reviewed verified by ORBi

Balthazart, J., De Clerck, A., & Foidart, A. (June 1992). Behavioral Demasculinization of Female Quail Is Induced by Estrogens: Studies with the New Aromatase Inhibitor, R76713. Hormones and Behavior, 26 (2), 179-203. doi:10.1016/0018-506X(92)90041-S
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Wilson, E. M., & Ball, G. F. (22 March 1992). Immunocytochemical Localization of Androgen Receptors in the Male Songbird and Quail Brain. Journal of Comparative Neurology, 317 (4), 407-20. doi:10.1002/cne.903170407
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Surlemont, C., Harada, N., & Naftolin, F. (06 March 1992). Neuroanatomical Specificity in the Autoregulation of Aromatase-Immunoreactive Neurons by Androgens and Estrogens: An Immunocytochemical Study. Brain Research, 574 (1-2), 280-90. doi:10.1016/0006-8993(92)90828-W
Peer Reviewed verified by ORBi

Balthazart, J., Surlemont, C., & Harada, N. (February 1992). Aromatase as a Cellular Marker of Testosterone Action in the Preoptic Area. Physiology and Behavior, 51 (2), 395-409. doi:10.1016/0031-9384(92)90158-X
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Sante, P., & Hendrick, J. C. (February 1992). Effects of Alpha-Methyl-Para-Tyrosine on Monoamine Levels in the Japanese Quail: Sex Differences and Testosterone Effects. Brain Research Bulletin, 28 (2), 275-88. doi:10.1016/0361-9230(92)90189-5
Peer Reviewed verified by ORBi

Balthazart, J., Sante, P., & Ball, G. F. (December 1991). Testosterone Effects on Staining Density and Autoradiographic Investigations of the Alpha 2-Adrenergic Receptor in the Medial Preoptic Nucleus of the Japanese Quail: Relationship to the Activation of Reproductive Behavior. Archives Internationales de Physiologie, de Biochimie et de Biophysique, 99 (6), 385-92.
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Surlemont, C., & Harada, N. (March 1991). Neuroanatomical Specificity in the Co-Localization of Aromatase and Estrogen Receptors. Journal of Neurobiology, 22 (2), 143-57. doi:10.1002/neu.480220205
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Surlemont, C., & Harada, N. (January 1991). Distribution of Aromatase-Immunoreactive Cells in the Mouse Forebrain. Cell and Tissue Research, 263 (1), 71-9. doi:10.1007/BF00318401
Peer Reviewed verified by ORBi

Balthazart, J. (1991). Testosterone Metabolism in the Avian Hypothalamus. Journal of Steroid Biochemistry and Molecular Biology, 40 (4-6), 557-70. doi:10.1016/0960-0760(91)90277-C
Peer Reviewed verified by ORBi

Balthazart, J., Evrard, L., & Surlemont, C. (December 1990). Effects of the Nonsteroidal Inhibitor R76713 on Testosterone-Induced Sexual Behavior in the Japanese Quail (Coturnix Coturnix Japonica). Hormones and Behavior, 24 (4), 510-31. doi:10.1016/0018-506X(90)90039-Z
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., Surlemont, C., Vockel, A., & Harada, N. (08 November 1990). Distribution of Aromatase in the Brain of the Japanese Quail, Ring Dove, and Zebra Finch: An Immunocytochemical Study. Journal of Comparative Neurology, 301 (2), 276-88. doi:10.1002/cne.903010210
Peer Reviewed verified by ORBi

Balthazart, J., & Surlemont, C. (November 1990). Androgen and Estrogen Action in the Preoptic Area and Activation of Copulatory Behavior in Quail. Physiology and Behavior, 48 (5), 599-609. doi:10.1016/0031-9384(90)90198-D
Peer Reviewed verified by ORBi

Vockel, A., Prove, E., & Balthazart, J. (July 1990). Effects of Castration and Testosterone Treatment on the Activity of Testosterone-Metabolizing Enzymes in the Brain of Male and Female Zebra Finches. Journal of Neurobiology, 21 (5), 808-25. doi:10.1002/neu.480210514
Peer Reviewed verified by ORBi

Balthazart, J., & Surlemont, C. (July 1990). Copulatory Behavior Is Controlled by the Sexually Dimorphic Nucleus of the Quail Poa. Brain Research Bulletin, 25 (1), 7-14. doi:10.1016/0361-9230(90)90246-V
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., & Harada, N. (30 April 1990). Immunocytochemical Localization of Aromatase in the Brain. Brain Research, 514 (2), 327-33. doi:10.1016/0006-8993(90)91428-J
Peer Reviewed verified by ORBi

Balthazart, J., Foidart, A., & Hendrick, J. C. (January 1990). The Induction by Testosterone of Aromatase Activity in the Preoptic Area and Activation of Copulatory Behavior. Physiology and Behavior, 47 (1), 83-94. doi:10.1016/0031-9384(90)90045-6
Peer Reviewed verified by ORBi

Balthazart, J., Ball, G. F., & McEwen, B. S. (December 1989). An Autoradiographic Study of Alpha 1-Adrenergic Receptors in the Brain of the Japanese Quail (Coturnix Coturnix Japonica). Cell and Tissue Research, 258 (3), 563-8. doi:10.1007/BF00218868
Peer Reviewed verified by ORBi

Balthazart, J. (December 1989). Correlation between the Sexually Dimorphic Aromatase of the Preoptic Area and Sexual Behavior in Quail: Effects of Neonatal Manipulations of the Hormonal Milieu. Archives Internationales de Physiologie et de Biochimie, 97 (6), 465-81. doi:10.3109/13813458909075078
Peer Reviewed verified by ORBi

Balthazart, J., Gahr, M., & Surlemont, C. (06 November 1989). Distribution of Estrogen Receptors in the Brain of the Japanese Quail: An Immunocytochemical Study. Brain Research, 501 (2), 205-14. doi:10.1016/0006-8993(89)90638-0
Peer Reviewed verified by ORBi

Balthazart, J., & Ball, G. F. (17 July 1989). Effects of the Noradrenergic Neurotoxin Dsp-4 on Luteinizing Hormone Levels, Catecholamine Concentrations, Alpha 2-Adrenergic Receptor Binding, and Aromatase Activity in the Brain of the Japanese Quail. Brain Research, 492 (1-2), 163-75. doi:10.1016/0006-8993(89)90899-8
Peer Reviewed verified by ORBi

Ball, G. F., Foidart, A., & Balthazart, J. (July 1989). A Dorsomedial Subdivision within the Nucleus Intercollicularis Identified in the Japanese Quail (Coturnix Coturnix Japonica) by Means of Alpha 2-Adrenergic Receptor Autoradiography and Estrogen Receptor Immunohistochemistry. Cell and Tissue Research, 257 (1), 123-8. doi:10.1007/BF00221641
Peer Reviewed verified by ORBi

Schumacher, M., Hendrick, J. C., & Balthazart, J. (March 1989). Sexual Differentiation in Quail: Critical Period and Hormonal Specificity. Hormones and Behavior, 23 (1), 130-49. doi:10.1016/0018-506X(89)90080-9
Peer Reviewed verified by ORBi

Balthazart, J., Verheyen, G., Schumacher, M., & Decuypere, E. (November 1988). Changes in Progesterone Metabolism in the Chicken Hypothalamus During Induced Egg Laying Stop and Molting. General and Comparative Endocrinology, 72 (2), 282-95. doi:10.1016/0016-6480(88)90211-0
Peer Reviewed verified by ORBi

Schumacher, M., Sulon, J., & Balthazart, J. (July 1988). Changes in Serum Concentrations of Steroids During Embryonic and Post-Hatching Development of Male and Female Japanese Quail (Coturnix Coturnix Japonica). Journal of Endocrinology, 118 (1), 127-34. doi:10.1677/joe.0.1180127
Peer Reviewed verified by ORBi

Schumacher, M., & Balthazart, J. (29 September 1987). Neuroanatomical Distribution of Testosterone-Metabolizing Enzymes in the Japanese Quail. Brain Research, 422 (1), 137-48. doi:10.1016/0006-8993(87)90548-8
Peer Reviewed verified by ORBi

Deviche, P., Delville, Y., & Balthazart, J. (22 September 1987). Central and Peripheral Metabolism of 5 Alpha-Dihydrotestosterone in the Male Japanese Quail: Biochemical Characterization and Relationship with Reproductive Behavior. Brain Research, 421 (1-2), 105-16. doi:10.1016/0006-8993(87)91280-7
Peer Reviewed verified by ORBi

Delville, Y., & Balthazart, J. (September 1987). Hormonal Control of Female Sexual Behavior in the Japanese Quail. Hormones and Behavior, 21 (3), 288-309. doi:10.1016/0018-506X(87)90016-X
Peer Reviewed verified by ORBi

Schumacher, M., Legros, J.-J., & Balthazart, J. (September 1987). Steroid Hormones, Behavior and Sexual Dimorphism in Animals and Men: The Nature-Nurture Controversy. Experimental and Clinical Endocrinology, 90 (2), 129-56. doi:10.1055/s-0029-1210684
Peer Reviewed verified by ORBi

Panzica, G. C., Viglietti-Panzica, C., Calacagni, M., Anselmetti, G. C., Schumacher, M., & Balthazart, J. (1987). Sexual differentiation and hormonal control of the sexually dimorphic medial preoptic nucleus in the quail. Brain Research, 416 (1), 59-68. doi:10.1016/0006-8993(87)91496-X
Peer Reviewed verified by ORBi

Alexandre, C., & Balthazart, J. (1987). Inhibition of testosterone metabolism in the brain and cloacal gland of the quail by specific inhibitors and antihormones. Journal of Endocrinology, 112 (2), 189-95. doi:10.1677/joe.0.1120189
Peer Reviewed verified by ORBi

Schumacher, M., Alexandre, C., & Balthazart, J. (1987). Interactions des androgenes et des oestrogenes dans le controle de la reproduction. Comptes Rendus de l'Académie des Sciences. Série III. Sciences de la Vie, 305 (14), 569-74.
Peer Reviewed verified by ORBi

Deviche, P., & Balthazart, J. (1987). Effect of the injection solvent on steroid activity. General and Comparative Endocrinology, 65 (2), 199-202. doi:10.1016/0016-6480(87)90166-3
Peer Reviewed verified by ORBi

Alexandre, C., & Balthazart, J. (1986). Effects of metabolism inhibitors, antiestrogens and antiandrogens on the androgen and estrogen induced sexual behavior in Japanese quail. Physiology and Behavior, 38 (4), 581-91. doi:10.1016/0031-9384(86)90429-4
Peer Reviewed verified by ORBi

Balthazart, J., Schumacher, M., & Prove, E. (1986). Brain testosterone metabolism during ontogeny in the zebra finch. Brain Research, 378 (2), 240-50. doi:10.1016/0006-8993(86)90927-3
Peer Reviewed verified by ORBi

Schumacher, M., & Balthazart, J. (1986). Testosterone-induced brain aromatase is sexually dimorphic. Brain Research, 370 (2), 285-93. doi:10.1016/0006-8993(86)90483-X
Peer Reviewed verified by ORBi

Delville, Y., Sulon, J., & Balthazart, J. (1986). Diurnal variations of sexual receptivity in the female Japanese quail (Coturnix coturnix japonica). Hormones and Behavior, 20 (1), 13-33. doi:10.1016/0018-506X(86)90026-7
Peer Reviewed verified by ORBi

Ottinger, M. A., Schumacher, M., Clarke, R. N., Duchala, C. S., Turek, R., & Balthazart, J. (1986). Comparison of monoamine concentrations in the brains of adult male and female Japanese quail. Poultry Science, 65 (7), 1413-20. doi:10.3382/ps.0651413
Peer Reviewed verified by ORBi

Rintamaki, H., Hissa, R., Etches, R. J., Scanes, C. G., Balthazart, J., & Saarela, S. (1986). Seasonal changes in some plasma hormones in pigeons: diurnal variation under natural photoperiods with constant or seasonally changing ambient temperature. Comparative Biochemistry and Physiology, 84 (1), 33-8. doi:10.1016/0300-9629(86)90038-1
Peer Reviewed verified by ORBi

Saarela, S., Hissa, R., Etches, R., Balthazart, J., & Rintamaki, H. (1986). Seasonal changes in some plasma hormones in pigeons from different environments. Comparative Biochemistry and Physiology, 84 (1), 25-31. doi:10.1016/0300-9629(86)90037-X
Peer Reviewed verified by ORBi

Viglietti-Panzica, C., Panzica, G. C., Fiori, M. G., Calcagni, M., Anselmetti, G. C., & Balthazart, J. (1986). A sexually dimorphic nucleus in the quail preoptic area. Neuroscience Letters, 64 (2), 129-34. doi:10.1016/0304-3940(86)90087-X
Peer Reviewed verified by ORBi

Ottinger, M. A., & Balthazart, J. (1986). Altered endocrine and behavioral responses with reproductive aging in the male Japanese quail. Hormones and Behavior, 20 (1), 83-94. doi:10.1016/0018-506X(86)90031-0
Peer Reviewed verified by ORBi

Balthazart, J., & Schumacher, M. (1986). A two-step model for sexual differentiation. Annals of the New York Academy of Sciences, 474, 308-24. doi:10.1111/j.1749-6632.1986.tb28021.x
Peer Reviewed verified by ORBi

Balthazart, J., Schumacher, M., & Malacarne, G. (1985). Interaction of androgens and estrogens in the control of sexual behavior in male Japanese quail. Physiology and Behavior, 35 (2), 157-66. doi:10.1016/0031-9384(85)90330-0
Peer Reviewed verified by ORBi

Delville, Y., Sulon, J., & Balthazart, J. (1985). Hormonal correlates of gonadal regression and spontaneous recovery in Japanese quail exposed to short day-lengths. Archives Internationales de Physiologie et de Biochimie, 93 (2), 123-33. doi:10.3109/13813458509079598
Peer Reviewed verified by ORBi

Balthazart, J., & Schumacher, M. (1984). Organization and activation of behavior in quail: role of testosterone metabolism. Journal of Experimental Zoology, 232 (3), 595-604. doi:10.1002/jez.1402320328
Peer Reviewed verified by ORBi

Schumacher, M., Contenti, E., & Balthazart, J. (1984). Partial characterization of testosterone-metabolizing enzymes in the quail brain. Brain Research, 305 (1), 51-9. doi:10.1016/0006-8993(84)91118-1
Peer Reviewed verified by ORBi

Balthazart, J., Schumacher, M., & Malacarne, G. (1984). Relative potencies of testosterone and 5 alpha-dihydrotestosterone on crowing and cloacal gland growth in the Japanese quail (Coturnix coturnix japonica). Journal of Endocrinology, 100 (1), 19-23. doi:10.1677/joe.0.1000019
Peer Reviewed verified by ORBi

Balthazart, J., & Schumacher, M. (1984). Changes in testosterone metabolism by the brain and cloacal gland during sexual maturation in the Japanese quail (Coturnix coturnix japonica). Journal of Endocrinology, 100 (1), 13-8. doi:10.1677/joe.0.1000013
Peer Reviewed verified by ORBi

Schumacher, M., & Balthazart, J. (1984). Sexual dimorphism in the hypothalamic metabolism of testosterone in the Japanese Quail (Coturnix coturnix japonica). Progress in Brain Research, 61, 53-61. doi:10.1016/S0079-6123(08)64428-3
Peer Reviewed verified by ORBi

Rintamaki, H., Hissa, R., Balthazart, J., & Scanes, C. G. (1984). The effect of pinealectomy on plasma levels of gonadotrophins and growth hormone in the pigeon (Columba livia). Journal of Pineal Research, 1 (4), 381-9. doi:10.1111/j.1600-079X.1984.tb00228.x
Peer Reviewed verified by ORBi

Delville, Y., Sulon, J., Hendrick, J. C., & Balthazart, J. (1984). Effect of the presence of females on the pituitary-testicular activity in male Japanese quail (Coturnix coturnix japonica). General and Comparative Endocrinology, 55 (2), 295-305. doi:10.1016/0016-6480(84)90115-1
Peer Reviewed verified by ORBi

Balthazart, J., Turek, R., & Ottinger, M. A. (1984). Altered brain metabolism of testosterone is correlated with reproductive decline in aging quail. Hormones and Behavior, 18 (3), 330-45. doi:10.1016/0018-506X(84)90020-5
Peer Reviewed verified by ORBi

Delville, Y., Hendrick, J. C., Sulon, J., & Balthazart, J. (1984). Testosterone metabolism and testosterone-dependent characteristics in Japanese quail. Physiology and Behavior, 33 (5), 817-23. doi:10.1016/0031-9384(84)90053-2
Peer Reviewed verified by ORBi

Schumacher, M., & Balthazart, J. (1984). The postnatal demasculinization of sexual behavior in the Japanese quail (Coturnix coturnix japonica). Hormones and Behavior, 18 (3), 298-312. doi:10.1016/0018-506X(84)90018-7
Peer Reviewed verified by ORBi

Balthazart, J., & Schumacher, M. (1984). Estradiol contributes to the postnatal demasculinization of female Japanese quail (Coturnix coturnix japonica). Hormones and Behavior, 18 (3), 287-97. doi:10.1016/0018-506X(84)90017-5
Peer Reviewed verified by ORBi

Balthazart, J., Schumacher, M., & Ottinger, M. A. (1983). Sexual differences in the Japanese quail: behavior, morphology, and intracellular metabolism of testosterone. General and Comparative Endocrinology, 51 (2), 191-207. doi:10.1016/0016-6480(83)90072-2
Peer Reviewed verified by ORBi

Schumacher, M., Contenti, E., & Balthazart, J. (1983). Testosterone metabolism in discrete areas of the hypothalamus and adjacent brain regions of male and female Japanese quail (Coturnix coturnix Japonica). Brain Research, 278 (1-2), 337-40. doi:10.1016/0006-8993(83)90267-6
Peer Reviewed verified by ORBi

Hissa, R., Saarela, S., Balthazart, J., & Etches, R. J. (1983). Annual variation in the concentrations of circulating hormones in capercaillie (Tetrao urogallus). General and Comparative Endocrinology, 51 (2), 183-90. doi:10.1016/0016-6480(83)90071-0
Peer Reviewed verified by ORBi

Schumacher, M., & Balthazart, J. (1983). The effects of testosterone and its metabolites on sexual behavior and morphology in male and female Japanese quail. Physiology and Behavior, 30 (3), 335-9. doi:10.1016/0031-9384(83)90135-X
Peer Reviewed verified by ORBi

Deviche, P., Balthazart, J., Malacarne, G., & Hendrick, J. C. (1982). Effects of in vivo corticosterone treatment on the in vitro metabolism of testosterone in the comb and brain of the young male chicken. General and Comparative Endocrinology, 48 (3), 398-402. doi:10.1016/0016-6480(82)90152-6
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Deviche, P., Bottoni, L., & Balthazart, J. (1982). 5 beta-Dihydrotestosterone is weakly androgenic in the adult Japanese quail (Coturnix coturnix japonica). General and Comparative Endocrinology, 48 (4), 421-4. doi:10.1016/0016-6480(82)90176-9
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Cheng, M. F., & Balthazart, J. (1982). The role of nest-building activity of gonadotrophin secretions and the reproductive success of ring doves (Streptopelia risoria). Journal of Comparative and Physiological Psychology, 96 (2), 307-24. doi:10.1037/h0077875
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Scanes, C. G., & Balthazart, J. (1981). Circulating concentrations of growth hormone during growth, maturation, and reproductive cycles in ring doves (Streptopelia risoria). General and Comparative Endocrinology, 45 (3), 381-5. doi:10.1016/0016-6480(81)90078-2
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Balthazart, J., Malacarne, G., & Deviche, P. (1981). Stimulatory effects of 5 beta-dihydrotestosterone on the sexual behavior in the domestic chick. Hormones and Behavior, 15 (3), 246-58. doi:10.1016/0018-506X(81)90014-3
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Balthazart, J., Balthazart-Raze, C., & Cheng, M. F. (1981). Hormonal control of the gonadal regression and recovery observed in short days in male and female doves. Journal of Endocrinology, 89 (1), 79-89. doi:10.1677/joe.0.0890079
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Balthazart, J., Reboulleau, C., & Cheng, M. F. (1981). Diurnal variations of plasma FSH, LH, and testosterone in male ring doves kept under different photoperiods. General and Comparative Endocrinology, 44 (2), 202-6. doi:10.1016/0016-6480(81)90249-5
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Balthazart, J., Blaustein, J. D., Cheng, M. F., & Feder, H. H. (1980). Hormones modulate the concentration of cytoplasmic progestin receptors in the brain of male ring doves (Streptopelia risoria). Journal of Endocrinology, 86 (2), 251-61. doi:10.1677/joe.0.0860251
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Cheng, M. F., Barbiere, C., & Balthazart, J. (1980). Short day induced gonadal regression in ring doves (Streptopelia risoria): a case for seasonal variation. Chronobiologia, 7 (3), 357-70.
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Deviche, P., Balthazart, J., Heyns, W., & Hendrick, J. C. (1980). Endocrine effects of castration followed by androgen replacement and ACTH injections in the male domestic duck (Anas platyrhynchos L.). General and Comparative Endocrinology, 41 (1), 53-61. doi:10.1016/0016-6480(80)90031-3
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Balthazart, J., Willems, J., & Hendricks, J. C. (1980). Changes in pituitary responsiveness to luteinizing hormone-releasing hormone during an annual cycle in the domestic duck, Anas platyrhynchos L. Journal of Experimental Zoology, 211 (1), 113-23. doi:10.1002/jez.1402110113
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Balthazart, J., Massa, R., & Negri-Cesi, P. (1979). Photoperiodic control of testosterone metabolism, plasma gonadotrophins, cloacal gland growth, and reproductive behavior in the Japanese quail. General and Comparative Endocrinology, 39 (2), 222-35. doi:10.1016/0016-6480(79)90227-2
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Balthazart, J., & Hirschberg, D. (1979). Testosterone metabolism and sexual behavior in the chick. Hormones and Behavior, 12 (3), 253-63. doi:10.1016/0018-506X(79)90008-4
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Balthazart, J., & Hendrick, J. C. (1979). Effects of exogenous gonadotropic and steroid hormones on the social behaviour and gonadal maturation of male domestic ducklings Anas platyrhynchos L. Archives Internationales de Physiologie et de Biochimie, 87 (4), 741-61. doi:10.3109/13813457909070533
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Balthazart, J., & Schoffeniels, E. (1979). Pheromones are involved in the control of sexual behaviour in birds. Naturwissenschaften (Die), 66 (1), 55-6. doi:10.1007/BF00369365
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Balthazart, J., & de Rycker, C. (1979). Effects of androgens and oestrogens on the behaviour of chicks in an imprinting situation. Zeitschrift für Tierpsychologie, 49 (1), 55-64. doi:10.1111/j.1439-0310.1979.tb00273.x
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Balthazart, J. (1978). Behavioural and physiological effects of testosterone propionate and cyproterone acetate in immature male domestic ducks, Anas platyrhynchos. Zeitschrift für Tierpsychologie, 47 (4), 410-21. doi:10.1111/j.1439-0310.1978.tb01845.x
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Balthazart, J., & Hendrick, J. C. (1978). Steroidal control of plasma luteiyizing hormone, comb growth and sexual behaviour in male chicks. Journal of Endocrinology, 77 (1), 149-50. doi:10.1677/joe.0.0770149
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Balthazart, J., Hendrick, J. C., & Deviche, P. (1977). Diurnal variations of plasma gonadotrophins in male domestic ducks during the sexual cycle. General and Comparative Endocrinology, 32 (4), 376-89. doi:10.1016/0016-6480(77)90217-9
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Balthazart, J., & Hendrick, J. C. (1977). Controle hormonal du comportement et de la croissance testiculaire chez la caille coturnix corturnix japonica. Comptes Rendus Biologies, 171 (3), 656-63.
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Balthazart, J., & Hendrick, J. (1976). Annual variation in reproductive behavior, testosterone, and plasma FSH levels in the Rouen duck, Anas platyrhynchos. General and Comparative Endocrinology, 28 (2), 171-83. doi:10.1016/0016-6480(76)90169-6
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Balthazart, J., & Stevens, M. (1976). Social behaviour of testosterone-injected male ducklings in the presence of oestrogen-treated females. Behaviour, 57 (3-4), 288-306. doi:10.1163/156853976X00578
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Balthazart, J., & Stevens, M. (1975). Effects of testosterone propionate on the social behaviour of groups of male comestic ducklings Anas platyrhynchos L. Animal Behaviour, 23 (4), 926-31. doi:10.1016/0003-3472(75)90116-5
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Croix, D., Hendrick, J. C., Balthazart, J., & Franchimont, P. (1974). Dosage radioimmunologique de l'hormone folliculo-stimulante (FSH) hypophysaire de canard a l'aide d'un systeme de mammiferes. Comptes Rendus des Séances de la Société de Biologie et de ses Filiales, 168 (1), 136-40.
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Balthazart, J. (1974). Non-stationnarite et aspects fonctionnels du comportement agonistique chez Tilapia macrochir (Boulenger 1912) (Piscer: Cichlidae). Acta Zoologica et Pathologica Antverpiensia, 58 (0), 29-40.
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