Profil

Gaspar Thomas

See author's contact details
Main Referenced Co-authors
Kevers, Claire  (48)
Dommes, Jacques  (27)
Bisbis, Badia (14)
Faivre-Rampant, Odile (12)
Franck, Thierry  (10)
Main Referenced Keywords
polyamines (8); rooting (8); callus (7); habituation (7); Beta vulgaris (6);
Main Referenced Unit & Research Centers
Fundamental and Applied Plant Hormonology (1)
Main Referenced Disciplines
Phytobiology (plant sciences, forestry, mycology...) (46)
Biotechnology (14)
Biochemistry, biophysics & molecular biology (11)
Anatomy (cytology, histology, embryology...) & physiology (4)
Microbiology (4)

Publications (total 51)

The most downloaded
26 downloads
Gaspar, T., Streel, M., Bernier, G., & Sironval, C. (2005). Raymond Bouillenne. Annuaire de l'Académie Royale de Belgique, 3-23. https://hdl.handle.net/2268/156726

The most cited

237 citations (Scopus®)

Gaspar, T., Franck, T., Bisbis, B., Kevers, C., Jouve, L., Hausman, J.-F., & Dommes, J. (July 2002). Concepts in plant stress physiology. Application to plant tissue cultures. Plant Growth Regulation, 37 (3), 263-285. doi:10.1023/A:1020835304842 https://hdl.handle.net/2268/3096

Kevers, C., Hausman, J.-F., Faivre-Rampant, O., Dommes, J., & Gaspar, T. (2009). What we have learned about the physiology of in vitro adventitious rooting of woody plants and how it relates to improvements in the practice. In K. Niemi, Adventitious root formation of forest trees and horticultural plants - from genes to applications (pp. 209-225). Kerala, India: Research Signpost.

Docquier, S., Kevers, C., Lambe, P., Gaspar, T., & Dommes, J. (September 2007). Beneficial use of lignosulfonates in in vitro plant cultures: stimulation of growth, of multiplication and of rooting. Plant Cell, Tissue and Organ Culture, 90 (3), 285-291. doi:10.1007/s11240-007-9267-7
Peer reviewed

Gaspar, T., Streel, M., Bernier, G., & Sironval, C. (2005). Raymond Bouillenne. Annuaire de l'Académie Royale de Belgique, 3-23.

Kevers, C., Bare, G., Gaspar, T., Thonart, P., & Dommes, J. (2005). Optimisation of Panax ginseng liquid cell cultures for biomass accumulation and ginsenoside production. In A. K. HVOSLEF-EIDE & W. PREIL (Eds.), Liquid Culture Systems for in vitro Plant Propagation (pp. 547-555). Springer. doi:10.1007/1-4020-3200-5_41

Franck, T., Kevers, C., Gaspar, T., Dommes, J., Deby, C., Greimers, R., Serteyn, D., & Deby-Dupont, G. (June 2004). Hyperhydricity of Prunus avium shoots cultured on gelrite: a controlled stress response. Plant Physiology and Biochemistry, 42 (6), 519-527. doi:10.1016/j.plaphy.2004.05.003
Peer Reviewed verified by ORBi

Tonon, G., Kevers, C., Faivre-Rampant, O., Graziani, M., & Gaspar, T. (June 2004). Effect of NaCl and mannitol iso-osmotic stresses on proline and free polyamine levels in embryogenic Fraxinus angustifolia callus. Journal of Plant Physiology, 161 (6), 701-708. doi:10.1078/0176-1617-01096
Peer Reviewed verified by ORBi

Kevers, C., Franck, T., Strasser, R., Dommes, J., & Gaspar, T. (May 2004). Hyperhydricity of micropropagated shoots: a typically stress-induced change of physiological state. Plant Cell, Tissue and Organ Culture, 77 (2), 181-191. doi:10.1023/B:TICU.0000016825.18930.e4
Peer reviewed

Kevers, C., Bisbis, B., Crèvecoeur, M., Gaspar, T., & Dommes, J. (March 2004). Wood formation in in vitro propagated walnut shoots in relation with root formation and development. Acta Botanica Gallica, 151 (1), 45-53. doi:10.1080/12538078.2004.10516019
Peer reviewed

Kevers, C., Jacques, P., Gaspar, T., Thonart, P., & Dommes, J. (2004). Comparative titration of ginsenosides by different techniques in commercial ginseng products and callus cultures. Journal of Chromatographic Science, 42 (10, Nov-Dec), 554-558. doi:10.1093/chromsci/42.10.554
Peer Reviewed verified by ORBi

Tadino, V., Faez, J. M., Christiaens, L., Kevers, C., Gaspar, T., & Dommes, J. (July 2003). Synthesis and activity of another seleniated auxin: 2,4-dichlorophenylselenoacetic acid. Plant Growth Regulation, 40 (3), 197-200. doi:10.1023/A:1025016007105
Peer reviewed

Franck, T., Kevers, C., Gaspar, T., Dommes, J., Deby, C., Deby, G., & Serteyn, D. (2003). How hyperhydric shoots try to survive. Free Radical Research, 37 (Suppl. 1), 74-74.
Peer Reviewed verified by ORBi

Gaspar, T., Kevers, C., Faivre-Rampant, O., Crèvecoeur, M., Penel, C., Greppin, H., & Dommes, J. (2003). Changing concepts in plant hormone action. In Vitro Cellular and Developmental Biology. Plant, 39 (2, MAR-APR), 85-106. doi:10.1079/IVP2002393
Peer Reviewed verified by ORBi

Bisbis, B., Kevers, C., Crèvecoeur, M., Dommes, J., & Gaspar, T. (2003). Restart of lignification in micropropagated walnut shoots coincides with rooting induction. Biologia Plantarum, 47 (1), 1-5. doi:10.1023/A:1027360326886
Peer Reviewed verified by ORBi

Faivre-Rampant, O., D'Angeli, S., Falasca, G., Dommes, J., Gaspar, T., & Altamura, M. M. (2003). Rooting blockage in the tobacco rac mutant occurs at the initiation phase, and induces diversion to xylem differentiation. Plant Biosystems, 137 (2), 163-174. doi:10.1080/11263500312331351431
Peer Reviewed verified by ORBi

Kevers, C., Gaspar, T., & Dommes, J. (August 2002). The beneficial role of different auxins and polyamines at successive stages of somatic embryo formation and development of Panax ginseng in vitro. Plant Cell, Tissue and Organ Culture, 70 (2), 181-188. doi:10.1023/A:1016399905620
Peer reviewed

Gaspar, T., Franck, T., Bisbis, B., Kevers, C., Jouve, L., Hausman, J.-F., & Dommes, J. (July 2002). Concepts in plant stress physiology. Application to plant tissue cultures. Plant Growth Regulation, 37 (3), 263-285. doi:10.1023/A:1020835304842
Peer reviewed

Monteiro, M., Kevers, C., Dommes, J., & Gaspar, T. (March 2002). A specific role for spermidine in the initiation phase of somatic embryogenesis in Panax ginseng CA Meyer. Plant Cell, Tissue and Organ Culture, 68 (3), 225-232. doi:10.1023/A:1013950729576
Peer reviewed

Gaspar, T., Faivre-Rampant, O., Kevers, C., Dommes, J., & Hausman, J.-F. (2002). Auxins in the biology of roots. In Y. Waisel, A. Eshel, ... U. Kafkafi (Eds.), Auxins in the biology of roots (pp. 383-403). Marcel Dekker.

Gaspar, T., Le Dily, F., Billard, J.-P., Huault, C., Bisbis, B., Kevers, C., & Dommes, J. (2002). Biosynthesis of peroxidases: a role as interplay between primary and hormonal metabolisms. In M. Acosta, J.-N. Rodriguez-lopez, ... M.-A. Pedreno (Eds.), Plant perodixases - Biochemistry and physiology - VI international plant peroxidase symposium Proceedings (pp. 169-185). Murcia, Spain: servicio de publicationes. Universidad de Murcia.

Faivre-Rampant, O., Charpentier, J. P., Kevers, C., Dommes, J., Van Onckelen, H., Jay-Allemand, C., & Gaspar, T. (2002). Cuttings of the non-rooting rac tobacco mutant overaccumulate phenolic compounds. Functional Plant Biology, 29 (1), 63-71. doi:10.1071/PP01016
Peer Reviewed verified by ORBi

Faivre-Rampant, O., Kevers, C., Dommes, J., Van Onckelen, H., & Gaspar, T. (2001). Modified hormonal balance in rooting-recalcitrant rac mutant tobacco shoots. Plant Biosystems, 135 (1), 85-93. doi:10.1080/11263500112331350690
Peer Reviewed verified by ORBi

Arezki, O., Boxus, P., Kevers, C., & Gaspar, T. (2001). Changes in peroxidase activity, and level of phenolic compounds during light-induced plantlet regeneration from Eucalyptus camaldulensis Dehn. nodes in vitro. Plant Growth Regulation, 33 (3), 215-219. doi:10.1023/A:1017579623170
Peer reviewed

Franck, T., Gaspar, T., Kevers, C., Penel, C., Dommes, J., & Hausman, J.-F. (2001). Are hyperhydric shoots of Prunus avium L. energy deficient? Plant Science, 160 (6), 1145-1151. doi:10.1016/S0168-9452(01)00362-4
Peer Reviewed verified by ORBi

Tonon, G., Kevers, C., & Gaspar, T. (2001). Changes in polyamines, auxins and peroxidase activity during in vitro rooting of Fraxinus angustifolia shoots: an auxin-independent rooting model. Tree Physiology, 21 (10), 655-663. doi:10.1093/treephys/21.10.655
Peer Reviewed verified by ORBi

Vandemoortele, J.-L., Kevers, C., Billard, J.-P., & Gaspar, T. (2001). Osmotic pretreatment promotes axillary shooting from cauliflower curd pieces by acting through internal cytokinin level modifications. Journal of Plant Physiology, 158 (2), 221-225. doi:10.1078/0176-1617-00197
Peer Reviewed verified by ORBi

Gaspar, T., Kevers, C., Hausman, J.-F., Faivre-Rampant, O., Boyer, N., Dommes, J., Penel, C., & Greppin, H. (2000). Integrating phytohormone metabolism and action with primary biochemical pathways. I. Interrelationships between auxins, cytokinins, ethylene and polyamines in growth and development processes. In H. Greppin, C. Penel, W. Broughton, ... R. Strasser (Eds.), Integrated Plant Systems (pp. 163-192). Genève, Switzerland: Université de Genève.

Faivre-Rampant, O., Kevers, C., Dommes, J., & Gaspar, T. (2000). The recalcitrance to rooting of the micropropagated shoots of the rac tobacco mutant: Implications of polyamines and of the polyamine metabolism. Plant Physiology and Biochemistry, 38 (6), 441-448. doi:10.1016/S0981-9428(00)00768-3
Peer Reviewed verified by ORBi

Bisbis, B., Wagner, A., Kevers, C., & Gaspar, T. (2000). A comparison of respiratory pathways in fully habituated and normal non-organogenic sugarbeet callus. Journal of Plant Physiology, 156 (3), 312-318. doi:10.1016/S0176-1617(00)80067-X
Peer Reviewed verified by ORBi

Gaspar, T., Bisbis, B., Kevers, C., Franck, T., Dommes, J., Crèvecoeur, M., Penel, C., & Greppin, H. (2000). Integrating phytohormone metabolism and action with primary biochemical pathways. II. Interrelationships between disturbed nitrogen and carbon metabolism and changes in hormonal concentrations and sensitivities in tissue cultures. In H. Greppin, C. Penel, W. Broughton, ... R. Strasser (Eds.), Integrated Plant Systems. Genève, Switzerland: Université de Genève.

Gaspar, T., Kevers, C., Bisbis, B., Franck, T., Crèvecoeur, M., Greppin, H., & Dommes, J. (2000). Loss of plant organogenic totipotency in the course of in vitro neoplastic progression. In Vitro Cellular and Developmental Biology. Plant, 36 (3), 171-181. doi:10.1007/s11627-000-0033-3
Peer Reviewed verified by ORBi

Faivre-Rampant, O., Kevers, C., & Gaspar, T. (2000). IAA-oxidase activity and auxin protectors in nonrooting, rac, mutant shoots of tobacco in vitro. Plant Science, 153 (1), 73-80. doi:10.1016/S0168-9452(99)00255-1
Peer Reviewed verified by ORBi

Bisbis, B., Kevers, C., Dommes, J., & Gaspar, T. (2000). Interactions between polyamine and ethylene metabolisms in a hormone autonomous sugarbeet callus. Journal of Plant Physiology, 157 (1), 24-30. doi:10.1016/S0176-1617(00)80131-5
Peer Reviewed verified by ORBi

Kevers, C., Le Gal, N., Monteiro, M., Dommes, J., & Gaspar, T. (2000). Somatic embryogenesis of Panax ginseng in liquid cultures: a role for polyamines and their metabolic pathways. Plant Growth Regulation, 31 (3), 209-214. doi:10.1023/A:1006344316683
Peer reviewed

Arezki, O., Boxus, P., Kevers, C., & Gaspar, T. (2000). Hormonal control of proliferation in meristematic agglomerates of Eucalyptus camaldulensis Dehn. In Vitro Cellular and Developmental Biology. Plant, 36 (5), 398-401.
Peer Reviewed verified by ORBi

Gaspar, T., Kevers, C., Bisbis, B., Penel, C., Greppin, H., Garnier, F., Rideau, M., Huault, C., Billard, J. P., & Foidart, J.-M. (October 1999). Shemin Pathway and Peroxidase Deficiency in a Fully Habituated and Fully Heterotrophic Non-Organogenic Sugarbeet Callus: An Adaptative Strategy or the Consequence of Modified Hormonal Balances and Sensitivities in These Cancerous Cells? A Review an. Cell Proliferation, 32 (5), 249-70. doi:10.1046/j.1365-2184.1999.3250249.x
Peer Reviewed verified by ORBi

Aribaud, M., Kevers, C., Martin-Tanguy, J., & Gaspar, T. (1999). Low activity of amine-oxidases and accumulation of conjugated polyamines in disfavour of organogenic programs in Chrysanthemum leaf disc explants. Plant Cell, Tissue and Organ Culture, 55 (2), 85-94. doi:10.1023/A:1006153806610
Peer reviewed

Kevers, C., Greimers, R., Franck, T., Bisbis, B., Dommes, J., & Gaspar, T. (1999). Flow cytometry estimation of nuclear size and ploidy level of habituated calli of sugar beet. Biologia Plantarum, 42 (3), 321-332. doi:10.1023/A:1002469331895
Peer Reviewed verified by ORBi

Kevers, C., Bisbis, B., Faivre-Rampant, O., & Gaspar, T. (1999). Putrescine metabolism in a fully habituated nonorganogenic sugar beet callus and its relationship with growth. Journal of Plant Physiology, 154 (4), 503-508. doi:10.1016/S0176-1617(99)80290-9
Peer Reviewed verified by ORBi

Jouve, L., Gaspar, T., Kevers, C., Greppin, H., & Agosti, R. (1999). Involvement of indole-3-acetic acid in the circadian growth of the first internode of Arabidopsis. Planta, 209 (1), 136-142. doi:10.1007/s004250050615
Peer Reviewed verified by ORBi

Kevers, C., Jacques, P., Thonart, P., & Gaspar, T. (1999). In vitro root cultures of Panax ginseng and P-quinquefolium. Plant Growth Regulation, 27 (3), 173-178. doi:10.1023/A:1006266413919
Peer reviewed

Yahia, A., Kevers, C., Gaspar, T., Chenieux, J. C., Rideau, M., & Creche, J. (1998). Cytokinins and ethylene stimulate indole alkaloid accumulation in cell suspension cultures of Catharanthus roseus by two distinct mechanisms. Plant Science, 133 (1), 9-15. doi:10.1016/S0168-9452(98)00014-4
Peer Reviewed verified by ORBi

Bisbis, B., Kevers, C., Creche, J., Rideau, M., & Gaspar, T. (1998). Differential growth dependency of normal and habituated sugarbeet cell lines upon endogenous ethylene production and exogenous ethylene application. Physiologia Plantarum, 103 (2), 201-208. doi:10.1034/j.1399-3054.1998.1030207.x
Peer Reviewed verified by ORBi

Franck, T., Kevers, C., Penel, C., Greppin, H., Hausman, J.-F., & Gaspar, T. (1998). Reducing properties, and markers of lipid peroxidation in normal and hyperhydrating shoots of Prunus avium L. Journal of Plant Physiology, 153 (3-4), 339-346. doi:10.1016/S0176-1617(98)80160-0
Peer Reviewed verified by ORBi

Gaspar, T., Bisbis, B., Kevers, C., Penel, C., Greppin, H., Le Dily, F., Billard, J.-P., Huault, C., Garnier, F., Rideau, M., & Foidart, J.-M. (1998). Atypical metabolisms and biochemical cycles imposing the cancerous state on plant cells. Plant Growth Regulation, 24 (2), 135-144. doi:10.1023/A:1005972924568
Peer reviewed

Bisbis, B., Billard, J.-P., Huault, C., Kevers, C., Le Dily, F., & Gaspar, T. (1998). Biosynthesis of 5-aminolevulinic acid via the Shemin pathway in a green sugar beet callus. Biologia Plantarum, 40 (4), 493-497.
Peer Reviewed verified by ORBi

Franck, T., Crevecoeur, M., Wuest, J., Greppin, H., & Gaspar, T. (January 1998). Cytological Comparison of Leaves and Stems of Prunus Avium L. Shoots Cultured on a Solid Medium with Agar or Gelrite. Biotechnic and Histochemistry, 73 (1), 32-43. doi:10.3109/10520299809140504
Peer Reviewed verified by ORBi

Faivre-Rampant, O., Kevers, C., Bellini, C., & Gaspar, T. (1998). Peroxidase activity, ethylene production, lignification and growth limitation in shoots of a nonrooting mutant of tobacco. Plant Physiology and Biochemistry, 36 (12), 873-877. doi:10.1016/S0981-9428(99)80005-9
Peer Reviewed verified by ORBi

Heloir, M.-C., Kevers, C., Hausman, J.-F., & Gaspar, T. (May 1996). Changes in the Concentrations of Auxins and Polyamines During Rooting of in-Vitro-Propagated Walnut Shoots. Tree Physiology, 16 (5), 515-9.
Peer Reviewed verified by ORBi

Jemmali, A., Boxus, P., Kevers, C., & Gaspar, T. (1995). Carry-Over Of Morphological And Biochemical Characteristics Associated With Hyperflowering Of Micropropagated Strawberries. Journal of Plant Physiology, 147 (3-4), 435-440. doi:10.1016/S0176-1617(11)82179-6
Peer Reviewed verified by ORBi

Jemmali, A., Boxus, P., Kevers, C., & Gaspar, T. (1995). Effect of the number of subcultures on anatomical and biochemical characteristics of micropropagated strawberry shoots, in relation to their abnormal flowering. Mededelingen van de Faculteit Landbouwkundige en Toegepaste Biologische Wetenschappen, 60 (3b), 1113-1119.

Druart, P., Kevers, C., Boxus, P., & Gaspar, T. (1982). In vitro promotion of root formation by apple shoots through darkness effect on endogenous phenols and peroxidases. Zeitschrift für Pflanzenphysiologie, 108 (5), 429-436.
Peer reviewed

Contact ORBi