a The differentiation of neuro-muscular junctions (histochemistry, tracer studies). Lebistes 



reticulatus (Teleostei), Bufo bufo (Anuta), Oryctolagus cuniculus (Lagomorpha), Raftus 



norvegicus (Rodentia) 

 b The development of Auerbach's and Meissner's organization (histochemistry and electron 



microscopy). Cavia cobaya, Ratfus norvegicus (Rodentia) 

 GABIE (GUBBAY), Mrs. V. Ph.D. — Dept. of Zool., Univ. of the Witwatersrand, Milner 



Park, JOHANNESBURG, S. Africa 

 a Histochemical study of histones in the regenerating lens. Trifurus viridescens (Urodela) 



(in collaboration with Miss A. ANDREW, Dept. of Anat.) 

 b Autoradiographic study of the relation between histones and RNA synthesis (in cultured 



neural crest cells). Xenopus laevis (Anura) (in collaboration with Miss A. ANDREW, 



Dept. of Anat.) 

 GABRIEL-ROBEZ (KREMER), Mrs. O. Dr.en Med. — Inst. d'Embryol., Fac. de Med., 1 



Place de IHopital, STRASBOURG, France 

 a Chimioteratogenese. (Aves: Mammalia) 

 GAILLARD, J. A. M.D. — Dept. of Pathol, Central Lab., Centre Hospitalier. Rue St. Louis, 



EVREUX (Eure), France 

 a Embryonic tumors; germ cell tumors; dysembryomas of ovary and testis; blastemal tumors. 



Homo sapiens (Primates) 

 h Placental tissue in embryomas. Homo sapiens (Primates) 

 c Seminomas (descriptive and experimental). Canis familiaris (Carnivora) 



• GAILLARD, P. J. Med.Dr., Prof. — Lab. for Cell biol. and Histol, Fac. of Med., State 



Univ., Rijnsburgerweg 10, LEIDEN, Netherlands 

 a Hormones and bone development (organ culture, enzyme chemistry, isotope techniques, 



electron miscroscopy). Gallus domesticus (Aves), Mus musculus (Rodentia) 

 GALASSI, L. D.Sc — Dept. of Physiol., School of Med., Tufts Univ., 136 Harrison Ave.. 



BOSTON, Mass. 02111, U.S.A. 

 a Induction of the lens. Gallus domesticus (Aves) 



h Placental growth (experimental morphology and immunology). Rattus rattus (Rodentia) 

 GALL, J. G. Ph.D., Prof. — Dept. of Biol., Yale Univ., NEW HAVEN, Conn. 06520. 



U.S.A. 

 a Synthesis of RNA and DNA during oogenesis; nuclear morphology; emphasis currently 



on nucleoli and ribosomal RNA production. Triturus viridescens, Ambystoma mexicanum, 



Xenopus laevis (Amphibia) 



• GALLERA, J. D.Sc. — Lab. d'Embryol. exper.. Inst. d'Anat., Fac. de Med., Univ. de 



Geneve, 20 Rue de I'Ecole de Medecine, GENfiVE, Sui.sse 

 a The regulative and inductive capacities of the different regions of the primitive streak. 



Gallus domesticus (Aves) 

 b Competence of the ectoblast in space and time, during the course of induction. Gallus 



domesticus (Aves) 

 c The time required for primary induction. Gallus domesticus (Aves) 

 d Mechanisms involved in the induction process. Gallus domesticus (Aves) 



• GALLIEN, L. Dr. es Sci., Prof. — Lab. d'Embryol., Fac. des Sci. de Paris, 9 quai Saint- 



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. (Amphibia) 

 g Serology. (Amphibia) 

 h Cellules germinales. (Mammalia) 

 i Culture in vitro des oeufs. (Mammalia) 



GALLISSIAN. Miss M.-F. — Lab. de Biol. Anim. C.P.E.M., Fac. des Sci., 1 Place Victor- 

 Hugo. MARSEILLE 3e, France 

 a Les problemes de dedifferenciation et de redifferenciation cellulaire. fMarine Porifera) 

 GALSTON, A. W. Ph.D., Prof. — Dept. of Biol, Yale Univ., NEW HAVEN, Conn. 06520, 



U.S.A. 

 a Analysis of molecular basis for the developmental roles of indole-3-acetic acid and of light 



(absorbed by phytochrome) . Pisum sativum 

 GAMBLE, H. J. 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. Ph.D. — Dept. of Zool. Presidency Coll.. CALCUTTA 12. West Bengal. 



India 

 GANGULY. D. N. Ph.D. — Cell Research Unit. Dept. of Zool, Univ. of Calcutta, 35. 



Ballygunje Circular Rd.. CALCUTTA 19. India 

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



Bruxelles, 67, Rue des Chevaux, RHODE-ST-GENESE. Belgique 



54 



