![]() ![]() | Geldhof, A., Goossens, L., Moyaert, I., Cuelenaere, M., Roschlau, D., Nivot, A., Beckers, J.-F., & Ectors, F. (2000). Sex determination in bovine embryos by micro-aspiration: technical aspects and results under farm conditions. Theriogenology, 53 (1), 479. ![]() |
![]() ![]() | Delval, A., Ectors, F., Beckers, J.-F., Ectors, F., & Loos, F. (1998). Vitrification of day 6 in vitro produced bovine embryos as donors for cloning by nuclear transfer. Theriogenology, 49 (1), 165. ![]() |
![]() ![]() | Delval, A., Ectors, F., Touati, K., Beckers, J.-F., & Ectors, F. (1996). Vitrification of bovine embryos produced in vitro: survival, hatching and pregnancy rates. Theriogenology, 45 (1), 178. ![]() |
![]() ![]() | Delahaut, P., Sulon, J., Ectors, F., & Beckers, J.-F. (1996). Le diagnostic au service de la reproduction: fertilité-gestation-anoestrus [Paper presentation]. Actualité Scientifique: Reproduction et Production Laitière. |
![]() ![]() | Remy, B., Rabahi, F., Duwez, L., Thonon, F., Ectors, F., Ectors, F., & Beckers, J.-F. (July 1995). Fractionation and partial characterization of proteins extracted from the bovine fallopian tube: preparation of tools for further purifications. Theriogenology, 44 (1), 95-107. doi:10.1016/0093-691X(95)00151-W ![]() |
![]() ![]() | Zoli, A. P., Beckers, J.-F., & Ectors, F. (May 1995). Isolement et caractérisation partielle d'une glycoprotéine associée à la gestation chez la brebis. Annales de Médecine Vétérinaire, 139, 177-184. ![]() |
![]() ![]() | Delval, A., Ectors, F., Touati, K., Remy, B., Beckers, J.-F., & Ectors, F. (1995). Survival and pregnancy rates, after vitrification, of bovine embryos produced in vitro. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 162). Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Goffin, L., Thonon, F., Hanzen, C., Beckers, J.-F., & Ectors, F. (1995). Preliminary results of an ovum-pick-up (OPU) study in cattle. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 180). Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Thonon, F., Lens, H., Touati, K., Ectors, F., Delval, A., Beckers, J.-F., & Ectors, F. (1995). A step-wise procedure for cryoprotectant equilibration emproves the survival rate after thawing of in vitro produced embryos. Theriogenology, 40 (1), 338. ![]() |
![]() ![]() | Ectors, F., Delval, A., Smith, L. C., Touati, K., Beckers, J.-F., & Ectors, F. (1995). First and second cycle nuclear transfer in cattle: comparison of efficiency in embryo development and ongoing pregnancies. Theriogenology, 40 (1), 204. ![]() |
![]() ![]() | Zoli, A. P., Beckers, J.-F., & Ectors, F. (1995). Identification and charactérization of a new pregnancy-associated antigen of cattle and its application for pregnancy diagnosis [Paper presentation]. I Simposium Nacional de Biotechnologie de la Reproduction de Mamiferos. |
![]() ![]() | Beckers, J.-F., Roberts, R. M., Zoli, A. P., Ectors, F., & Derivaux, J. (October 1994). Molécules de la famille des protéases aspartiques dans le placenta des ruminants: hormones ou protéines ? Bulletin et Mémoires de l'Académie Royale de Médecine de Belgique, 149 (8-11), 355-367. ![]() |
![]() ![]() | Thonon, F., Ectors, F., Delval, A., Lenz, H., Touati, K., Beckers, J.-F., & Ectors, F. (January 1994). Le point sur la production d’embryons in vitro: limitations et perspectives de la recherche. Annales de Médecine Vétérinaire, 138 (1), 33-40. ![]() |
![]() ![]() | Ectors, F., Delval, A., Touati, K., Thonon, F., Beckers, J.-F., & Ectors, F. (December 1993). Clonage par greffe de blastomère: naissance d'un premier veau. Annales de Médecine Vétérinaire, 137 (8), 573-574. ![]() |
![]() ![]() | Ectors, F., Ectors, F., Delval, A., Thonon, F., & Beckers, J.-F. (July 1993). Le clonage par transfert de noyau dans l'espèce bovine: premiers résultats. Bulletin et Mémoires de l'Académie Royale de Médecine de Belgique, 148, 262-270. |
![]() ![]() | Touati, K., Ectors, F., Thonon, F., Figueiredo, J. R., Fontes, R. S., Delval, A., Ectors, F., & Beckers, J.-F. (1993). Ruminant embryo exchanges using cryopreservation: current and future possibilities [Paper presentation]. 20th BCLAS Symposium, Bruxelles, Belgium. ![]() |
![]() ![]() | Ectors, F., Delval, A., Touati, K., Thonon, F., Beckers, J.-F., & Ectors, F. (1993). Clonage par transfert de noyau dans l'espèce bovine: premiers résultats. Annales de Médecine Vétérinaire, 137 (6), 427-431. ![]() |
![]() ![]() | Zoli, A. P., Beckers, J.-F., Benitez Ortiz, W., & Ectors, F. (1993). Isolement, purification et caractérisation d'une glycoprotéine placentaire bovine: mise au point d'un dosage radioimmunologique sensible et spécifique. In Actualité Scientifique: Maîtrise de la reproduction et amélioration génétique des ruminants (pp. 235-247). Edition Aupelf. ![]() |
![]() ![]() | Figueiredo, J. R., Hulshof, S. C. J., Nusgens, B., Van Der Hurk, R., Ectors, F., Ectors, F., Fontes, R. S., & Beckers, J.-F. (1993). Preservation of oocyte and granulosa cell morphology in bovine preantral follicles cultured in vitro: 2 - Effects of pyruvate, glutamine and hypoxantine. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 198). Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Fgueiredo, J. R., Hulshof, S. C. J., Nusgens, B., Van Der Hurk, R., Ectors, F., Ectors, F., Fontes, R. S., & Beckers, J.-F. (1993). Preservation of oocyte and granulosa cell morphology in bovine preantral follicles cultured in vitro: 1 - Morphological aspects. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 196). Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Fontes, R. S., Noel, A., Figueiredo, J. R., Beckers, J.-F., Foidart, J.-M., & Ectors, F. (1993). Use of frozen-thawed bovine oviduct cells for in vitro culture of bovine embryos: effect of matrigel. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 202). Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Fontes, R. S., Figueiredo, J. R., Ectors, F., Beckers, J.-F., & Ectors, F. (1992). Effect of fetuin on in vitro maturation of bovine oocytes in defined media [Paper presentation]. 8th Annual Meeting of Association of Embryo Technology in Europe, Lyon, France. ![]() |
![]() ![]() | Fontes, R. S., Ectors, F., Thonon, F., Figueiredo, J. R., Beckers, J.-F., & Ectors, F. (1992). Development of bovine oocytes to blastocyst and hatching in co-culture supplemented with estrous cow serum of polyvinyl alcohol. Theriogenology, 37 (1), 214. ![]() |
![]() ![]() | Zoli, A. P., Beckers, J.-F., Wouters-Ballman, P., Closset, J., Falmagne, P., & Ectors, F. (July 1991). Purification and characterization of a bovine pregnancy-associated glycoprotein. Biology of Reproduction, 45 (1), 1-10. doi:10.1095/biolreprod45.1.1 ![]() |
![]() ![]() | Fontes, R. S., Ectors, F., Delval, A., Touati, K., Beckers, J.-F., & Ectors, F. (1991). Rabbit and bovine oviductal epithelial cell culture media are able to support early development from zygote to the blastocyst stage. Theriogenology, 35 (1), 201. ![]() |
![]() ![]() | Ectors, F., Fontes, R. S., Thonon, F., Delval, A., Figueiredo, J. R., Beckers, J.-F., & Ectors, F. (1991). Effect of non-protein medium during in vitro maturation on in vitro development of bovine embryos. Theriogenology, 37 (1), 206. ![]() |
Zoli, A., Beckers, J.-F., & Ectors, F. (1990). Isolation in an ovine pregnancy specific protein. Theriogenology, 33 (1), 366. ![]() |
Bastings, E., Beckers, A., Reznik, M., Ectors, F., & Beckers, J.-F. (1990). Immunocytochemical evidence that LH and FSH are produced by distinct cells in bovine pituitary. Theriogenology. ![]() |
![]() ![]() | Zoli, A. P., Ectors, F., & Beckers, J.-F. (1990). Ruminants gonads as accessory sources of pregnancy specific protein ? In Proceedings of the 72nd Animal Meeting of the Endocrine Society. Endocrine Society. ![]() |
![]() ![]() | Zoli, A., Beckers, J.-F., & Ectors, F. (1990). Evidence of a protein immunologically related to pregnancy specific proteins in ruminant gonads. In Proceedings of the 3rd International Ruminant Reproduction Symposium. ![]() |
![]() ![]() | Ectors, F., Beckers, J.-F., Ectors, F., Delval, A., & Touati, K. (1989). Multiplication des embryons chez les bovins: possibilités actuelles et futures. Biotechnologie en Sélection animale - IRSIA, 188-211. |
![]() ![]() | Beckers, J.-F., Wouters-Ballman, P., Viviers-Donnay, I., Touati, K., & Ectors, F. (09 September 1989). Demonstrationof somatogenic receptors in bovine corpus luteum: conjectural effect of trophic hormone on follicular growth and development [Poster presentation]. 4th Annual Meeting AETE, Lyon, France. |
![]() ![]() | Beckers, J.-F., Ballman-Wouters, P., Viviers-Donnay, I., Touati, K., Lambert, E., Doem, G., Lhoest B., Laurent Y., Ectors, F., & Ectors, F. (1989). Low doses of FSH stimulate follicular growth and maturation in anestrous heifers. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 128). Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Touati, K., Ectors, F., Beckers, J.-F., & Ectors, F. (1989). Mise au point sur la folliculogenèse. Annales de Médecine Vétérinaire, 133, 583-588. ![]() |
![]() ![]() | Touati, K., Bormans, M., Ectors, F., Delval, A., Beckers, J.-F., & Ectors, F. (1989). Effet d'une préstimulation ovarienne en début de cycle sur la réponse au traitement de superovulation chez la vache. Annales de Médecine Vétérinaire, 133, 435-436. ![]() |
Touati, K., Bormans, M., Ectors, F., Delval, A., Beckers, J.-F., & Ectors, F. (1989). Low doses of FSH in early estrous cycle stimulate follicular growth and maturation as confirmed by subsequent superovulatory response. In Proceedings of the Annual Meeting AETE. ![]() |
![]() ![]() | Beckers, J.-F., Wouters-Ballman, P., Ectors, F., Touati, K., Delval, A., Borman, M., & Ectors, F. (1989). Relation inverse entre la concentration des sérums foetaux bovins en hormone chorionique somatomammotrope et leur âge. Reproduction Nutrition Development, 29 (1), 29. ![]() |
Beckers, J.-F., Ballman-Wouters, P., Ectors, F., Touati, K., Bormans, M., Delval, A., & Ectors, F. (1989). Variable composition of bovine fetal calf serum: a prospective study for in vitro oocytes and embryos culture. In Proceedings of the 5th Annual Meeting AETE. ![]() |
![]() ![]() | Ectors, F., Van Der Zwalmen, P., Touati, K., Beckers, J.-F., & Ectors, F. (1989). In vitro maturation and fertilization of bovine oocytes. Theriogenology, 31 (1), 188. ![]() |
![]() ![]() | Ectors, F., Van Der Zwalmen, P., Touati, K., Beckers, J.-F., & Ectors, F. (1989). In vitro maturation and fertilization of bovine oocytes. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 148). Association of Embryo Technology in Europe. ![]() |
Beckers, J.-F., Ballman-Wouters, P., Viviers-Donnay, I., Touati, K., Doem, G., Lhoes, B., Lambert, E., Laurent, Y., Ectors, F., & Ectors, F. (1989). Low doses of FSH stimulate follicular growth and maturation in anestrous heifers. Theriogenology, 172. doi:10.1016/0093-691X(89)90580-3 ![]() |
Touati, K., Vanderzwalmen, P., Ectors, F., Beckers, J.-F., & Ectors, F. (1989). Low dose of FSH early in estrous cycle enhances superovulatory response in heifers. Theriogenology, 31 (1), 269. doi:10.1016/0093-691X(89)90677-8 ![]() |
Vanderzwalmen, P., Touati, K., Ectors, F., Massip, A., Beckers, J.-F., & Ectors, F. (1989). Vitrification of bovine blastocysts. Theriogenology, 31 (1), 270. ![]() |
Ectors, F., Van Der Zwalmen, P., Touati, K., Beckers, J.-F., & Ectors, F. (13 December 1988). Research work for an optimization of an in vitro maturation and fertilization method of the bovine oocytes [Paper presentation]. 3rd Franco-Czechoslovak Meeting, Jouy-En-Josas, France. |
![]() ![]() | Demoustier, M., Beckers, J.-F., Van Der Zwalmen, P., Closset, J., Gillard, J. L., & Ectors, F. (August 1988). Determination of porcine plasma follitropin levels during superovulation treatment in cows. Theriogenology, 30 (2), 379-386. doi:10.1016/0093-691X(88)90185-9 ![]() |
![]() ![]() | Beckers, J.-F., Wouters-Ballman P., Viviers-Donnay, I., Touati, K., & Ectors, F. (1988). Demonstration of somatogenic receptors in bovine corpus luteum: conjectural effect of trophic hormone on follicular growth and development. In Proceedings of Association of Embryo Technology in Europe (AETE) (pp. 113). France: Association of Embryo Technology in Europe. ![]() |
![]() ![]() | Ectors, F., Van Der Zwalmen, P., Touati, K., Beckers, J.-F., & Ectors, F. (1988). Obtention de blastocystes après maturation et fécondation in vitro d'ovocytes de bovin: premiers résultats. Annales de Médecine Vétérinaire, 132, 517-519. ![]() |
![]() ![]() | Beckers, J.-F., Dewulf, M., Verstegen, J., Wouters-Ballman, P., & Ectors, F. (January 1988). Isolation of a bovine chorionic gonadotrophin (bCG). Theriogenology, 29 (1), 218. doi:10.1016/0093-691X(88)90046-5 ![]() |
![]() ![]() | Derivaux, J., Beckers, J.-F., & Ectors, F. (1984). L'anoestrus du post-Partum. Vlaams Diergeneeskundig Tijdschrift, 53, 215-229. ![]() |
![]() ![]() | Beckers, J.-F., & Ectors, F. (1981). Dosage de l'hormone placentaire somatotrope et mammotrope bovine par liaison radio-compétitive aux récepteurs membranaires. Annales de Médecine Vétérinaire, 125, 311-319. ![]() |
![]() ![]() | Beckers, J.-F., Fromont-Liénard, C., Van Der Zwalmen, P., Wouters-Ballman, P., & Ectors, F. (1980). Isolement d'une hormone placentaire bovine présentant une activité analogue à la prolactine et à l'hormone de croissance. Annales de Médecine Vétérinaire, 124, 585-601. ![]() |
![]() ![]() | De Coster, R., Beckers, J.-F., Wouters-Ballman, P., & Ectors, F. (1979). Variations de la LH, de la FSH, du 17 ß oestradiol et de la progestérone au cours du cycle oestral de la chienne. Annales de Médecine Vétérinaire, 123, 177-184. ![]() |
![]() ![]() | De Coster, R., Beckers, J.-F., Wouters-Ballman, P., & Ectors, F. (1979). Variations nycthémérales de la testostérone et de la lutropine plasmatiques chez le chien. Annales de Médecine Vétérinaire, 123, 423-428. ![]() |
![]() ![]() | Delahaut, P., Beckers, J.-F., & Ectors, F. (1979). Effet de l'azide de sodium sur la dégradation de la progestérone dans les échantillons de sang total chez les bovins. Annales de Médecine Vétérinaire, 123, 567-572. ![]() |
![]() ![]() | Beckers, J.-F., & Ectors, F. (March 1978). Dosages radioimmunologiques [Poster presentation]. Séminaire de Perfectionnement pour les ingénieurs agronomes issus des facultés de Gembloux et de Louvain, Gembloux, Belgium. |
![]() ![]() | Delahaut, P., Beckers, J.-F., & Ectors, F. (1978). Diagnostic précoce de gestation chez les différentes espèces animales. Annales de Médecine Vétérinaire. ![]() |
![]() ![]() | Beckers, J.-F., Wouters-Ballman, P., Ectors, F., & Derivaux, J. (1978). Induction de l'oestrus chez les génisses en anoestrus fonctionnel. Annales de Médecine Vétérinaire, 122, 597-605. ![]() |
![]() ![]() | Massip, A., Wouters-Ballman, P., Beckers, J.-F., & Ectors, F. (19 September 1977). Evolution du taux de cortisol plasmatique chez le veau de la naissance à l'âge de 14 jours. Comptes Rendus de l'Académie des Sciences de Paris, 285, 563-565. ![]() |
![]() ![]() | Derivaux, J., Ectors, F., & Beckers, J.-F. (1976). Données récentes en gynécologie animale. Annales de Médecine Vétérinaire, 120, 81-102. ![]() |
![]() ![]() | Derivaux, J., Ectors, F., & Beckers, J.-F. (1976). Hormonelle Befunde bei Störungen der Ovarialfunktion des Rindes. Deutsche Tierarztliche Wochenschrift, 83, 561-563. ![]() |
![]() ![]() | Derivaux, J., Ectors, F., & Beckers, J.-F. (1976). Prostaglandines et cycle sexuel chez les animaux domestiques. Bulletin et Mémoires de l'Académie Royale de Médecine de Belgique, 131, 359-380. |
![]() ![]() | Ectors, F., Beckers, J.-F., Ballman, P., & Derivaux, J. (27 October 1975). Variation du 17 ß oestradiol au cours du cycle oestral chez la vache. Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences. Série D, Sciences Naturelles, 281, 1257-1260. ![]() |
![]() ![]() | Beckers, J.-F., Ballman, P., Ectors, F., & Derivaux, J. (1975). Aperçu sur les méthodes de dosage des stéroïdes. Annales de Médecine Vétérinaire, 119, 37-50. ![]() |
![]() ![]() | Beckers, J.-F., Ballman, P., Ectors, F., & Derivaux, J. (1975). Le dosage radioimmunologique de la progestérone plasmatique chez la vache. Comptes Rendus Hebdomadaires des Séances de l'Académie des Sciences. Série D, Sciences Naturelles, 280, 335-338. ![]() |