d Fonctionnement de I'appareil genital (culture d'organes). Helix aspersa (Gastropoda) 



e Le developpement in vivo et in vitro du coeur. Rana temporaria, Xenopus laevis (Anura) (avec 



M. BRIDE-VUILLET) 

 f Histophysiologie des testicules et de riiypophysc des hybrides intergeneriques steriles comparee a 



celle des canards fertiles. Cairina moschata, Anas platyrhynchos (Aves) (avec C. R. MARCHAND) 

 g Determinisme de la sexualite. Viviparus viviparus (Gastropoda) (avec B. GRIFFOND) 

 GONCHAROV, B. F.; Cand.biol.sci. - Inst, of Devi. Biol., Acad, of Sci. of the USSR, Vavilov St. 26, 



MOSCOW 117334, U.S.S.R. 

 a Changes of physiological state of follicles during oogenesis and mechanism of hormonal induction 



of oocyte maturation. Acipenser stellatus, A. giildenstadti (Chondrostei), Rana temporaria, Bufo 



bufo (Anura) 

 GOSHCHFTELIANI, I. S.; Cand.biol.sci. - Lab. of Exp. Zool., State Univ. of Tbilisi, KUTAISI, 



Georgian S.S.R., U.S.S.R. 

 GOSWAMI, M. N. D.; Ph.D. - Lab. de Physio-Pathol. CeU., Inst. Gustave-Roussy, 16bis Av. P. 



Vaillant-Couturier, 94 VILLEJUIF, France 

 a Developmental regulation of genetic expression: mechanism of protein synthesis and its control 



in the liver. Rattus spec. (Rodentia), Oryctolagus cuniculus (Lagomorpha) 

 b Genetic transcription and translation of the transcribed messages as affected by hormones. Rattus 



spec. (Rodentia) 

 GOTTING, K. J.; Dr.rer.nat., Prof. - I.Zool. Inst., Fachber. Biol., Univ. Giessen, Stephanstr. 24, 



63 GIESSEN, B.R.D. (Germany) 

 a Electron microscopy of oogenesis in marine forms. (Teleostei) 

 b Viviparity. Zoarces viviparus (Teleostei) 

 GOTZOS-CAPPELLI, Ms. B.; Dr.biol. - Inst. d'Histol. et d'Embryol. Gen., Univ. de Fribourg, 



Perolles, 1700 FRIBOURG, Switzerland 

 a Cytoplasmic DNA synthesis in fibroblasts cultivated in vitro. Gallus domesticus (Aves) 

 GOTZOS, v.; Dr.Vet. - Inst. d'Histol. et d'Embryol. Gen., Univ. de Fribourg, Perolles, 



1700 FRIBOURG, Switzerland 

 a I. Culture of embryonic fibroblasts; 2. culture of macrophages; 3. cell proliferation in vitro; 



4. cytoplasmic DNA and its role in the cell cycle. Gallus domesticus (Aves), Homo sapiens 



(Primates) 

 GOUNON, P.; Dr.3e cycle - Lab. d'Embryol. Exp., Centre de Rech. du CNRS, 67 rue Maurice 



Gunsbourg, 94200 IVRY-sur-SEINE, France 

 a L'expression des genes lethaux: "lethal-mitotique" et "ulcere" (microchirurgie, cytologic ultra- 



structurale, analyse biochimiquc des proteines microtubulaires). Pleurodeles waltl (Urodela) 

 GOVAERE, Ms. M. C; Dr.3e Cycle - Lab. d'EmbryoL, Univ. Paris VI, 4 place Jussieu, 75230 PARIS 



Cedex 05, France 

 GRAHAM, C. F.; D.Phil. - Dept. of Zool., Univ. of Oxford, South Parks Rd., OXFORD 0X1 3PS, 



England 

 a Experimental parthenogenesis. Mus musculus (Rodentia) 



b Development of teratomas in vitro. Mus musculus (Rodentia), Homo sapiens (Primates) 

 c Differentiation of teratoma cells in vitro. Same species as b 

 GRAZIOSI, G.; D.Sc. - Inst, of Zool. and Comp, Anat., Univ. of Trieste, via A. Valeric 32, 34127 



TRIESTE, Italy 

 a Biochemistry of germ cell determination and body pattern formation in early embryos. 



Drosophila melanogaster (Diptera) 

 b Antigens and protein analysis of embryological mutants. Same species as a 

 GRIBNAU, Ms. A. A. M.; Dr. - Dept. of Anat. and Embryol., Cathol. Univ., Geert Grooteplein N.21 , 



NIJMEGEN, Netherlands, 

 a Development of the prosencephalon. Macaca mulatta (Primates) 

 GRIFFOND (ROGNON), Ms. B.; Lic.es.Sci. - Lab.de Zool. et Embryol., Univ. de Besan^on, Place 



Marechal Leclerc, 25030 BESAN^ON Cedex, France 

 a Determinisme de la sexualite. Viviparus viviparus (Gastropoda) (avec L. GOMOT) 

 GRIGNON, G.; Prof. - Lab. de Biol. Med., Univ. de Nancy I, B.P. 1080, 54019 NANCY Cedex, 



France 

 a Maturation du complexe hypothalamo-hypophysaiie. Gallus domesticus (Aves), Rattus 



norvegicus (Rodentia) 

 b Differenciation du tube seminifere. Rattus norvegicus (Rodentia) 



GRIM, M.; MUDr. - Dept. of Anat., Charles Univ., U nemocnice 3, 12800 PRAHA 2, Czechoslovakia 

 a Prenatal development of muscles. Ambystoma mexicanum (Amphibia), Gallus domesticus (Aves), 



Homo sapiens (Primates) 

 GRIPPO, P. - Lab. of Molec. Embryol., Consiglio Naz. delle Ricerche, Via Toiano 2, ARCO FELICE, 



C.P. 3042, 80100 NAPOLI, Italy 

 a Enzymes of DNA metabolism during oogenesis. Xenopus laevis (Anura) 

 GRODZISJSKI, Z.; D.Sc, Prof. (Emer.) - Dept. of Comp. Anat., Jagellonian Univ., ul. Krupnicza 50, 



30-060 KRAK6W, Poland 

 a Ultrastructure and some physico-chemical properties of yolk platelets. Sphenodon punctatus 



(Rhynchocephalia, Reptilia) 

 GROENENDIJK (HUIJBERS), Ms. M. M.; M.D., D.Sc. - Dept. of Med. Anat. and Embryol., State 



Univ. of Utrecht, Janskerkhof 3A, UTRECHT, Netherlands 

 a Miillerian duct inhibiting capability of young testes, after administration of cyproterone-acetate 



or estradiolbenzoate, as studied by implantation in 4-day old female embryos. Gallus domesticus 



(Aves) 

 b Hormonal dependency of down feather pigmentation (castration, pituitary implantation, 



43 



