d. The time required for primary induction. Callus domesticus (Aves) 



e. Mechanisms involved in the induction process. Callus domesticus (Aves) 

 GALLIEN. L. Dr.es Sci., M.I.I.E.. Prof. — Lab. d'Embryol., Fac. des Sci. de 



Paris, 9 Quai St. Bernard, PARIS Ve, France 



a. Ontogenese sexuelle. (Amphibia) 



b. Heteroploidie experimentale. (Amphibia) 



c. Greffes nucleaires. (Amphibia) 



d. Lampbrush chromosomes. (Urodela) 



e. Metabolisme des steroides sexuels dans I'ontogenese. (Amphibia) 



f. Cytogenetics. A^mbystoma mexicanum, Pleurodeles waltlii, P. poireti, 

 Triturus palmatus, T. atpestris, T. cdstatus, T. marmoratus (Urodela), 

 Rana femporaria. Bombina variegatus, Xenopus laevis, Discoglossus 

 pictus, Bufo bufo, B. regularise B. calamita, Pelobates cultnpes, Lim- 

 nodynastes tasmaniensis (Anura) 



g. Serology. (Amphibia) 



GAMBLE. H. J. M.Sc. Ph.D. — Dept. of Anat., St. Thomas's Hosp. Med. 

 School, LONDON S.E.I, England 

 a. Development of peripheral nervous tissues in the foetus. Homo sapiens 

 (Primates) 



GANGULY, B. M.Sc Ph.D. — Dept. of Zool., Presidency Coll., CAL- 

 CUTTA 12. West Bengal India 



a. Physiology of cell contact. (Porifera) (in collaboration with S. MOO- 

 KERJEE, D. LAHIRI and Miss S. MAKHIJA) 



b. Cytochemistry of regeneration. (Porifera) 



c. Differentiation in relation to regeneration. (Porifera, Coelenterata) (in 

 collaboration with S. MOOKERJEE and A. SINHA) 



d. Tissue culture and autoradiography. Ephydatia spec. (Porifera), Hy- 

 droidea). Callus domesticus (Aves), Mas musculus (Rodentia) 



GANGULY. D. N. M.Sc. D. Phil. — Cell Research Unit, Dept. of Zool.. 

 Univ. of Calcutta, 35. Ballygunje Circular Road. CALCUTTA 19. 

 India 

 a. Development of the vertebral column and cranio-vertebral joints in the 



vertebrate series. (Vertebrata) 

 h. Development of the Weberian ossicles. (Teleostei) 



c. Chemical morphogenesis of the vertebral column. Bufo melanostictus 

 Anura) 

 GANSEN (RASMONT). Mrs. P. van Agrege — Lab. de Morphol. anim.. 

 Univ. libre de Bruxelles, 1850 Chaussee de Wavre, BRUXELLES- 

 Auderghem, Belgique 

 a. Descriptive and experimental morphology of ribosomes during ooge- 

 nesis and early stages (electron microscope studies). Xenopus laevis 

 (Anura) 

 h. Descriptive morphology of chloroplasts. ribosomes and nucleus (elec- 

 tron microscope studies). Acetabularia mediterranea (Algae) 

 GARAVINI, Mrs. C. Dr. — 1st. di Anat. comp.. Via Belmeloro 8, BOLOG- 

 NA (103), Italia 

 a. Metamorphosis of thymectomized larvae. Bufo bufo (Anura) 

 GARCIA, A. Dr. en Med. — Servicio de Embriol., Dept. Anat. Prof. Dr. 

 D. P. Gomez Bosque. Fac. de Med. de Valladolid, VALLADOLID. 

 Spain 



71 



