GULLUNI CUOMO, Ms. M.; Dr. - 1st. di Biol. Gen., Fac. di Med., Univ. di Roma, Policlinico Umberto 



1,00100 ROMA, Italy 

 GUMPEL (PINOT), Ms. M.; D.Sc. - Inst. d'Embryol. du C.N.R.S. et du Coll. do France, 49bis av. de la 



BeUe Gabrielle, 94130 NOGENT-sur-MARNE, France 

 a Rapports mesenchyme axial - mesenchyme lateral dans I'organogenese du mcmbre. Gallus gallus 



(Aves) 

 b Organogenese du rein. Gallus gallus, Coturnix c. japonica (Aves) (avec Y. CROISILLE) 

 c Relations ecto-mesodermiques dans la differenciation du cartilage de membre. Meme espece com- 



me a 

 d Involution du mesonephros et differenciation de repididyme (immunohistologie). Meme espece 



comme a (avec Y. CROISILLE et J. M. GASC) 

 GURDON, J. B.; D.PhU. - Lab. of Molec. Biol., Med. Res. Counc, HiUs Rd., CAMBRIDGE CB2 2QH, 



England 

 a Gene expression in early development. (Amphibia) 

 GUREEVA-PREOBRAZHENSKAYA, Ms. E. V. - Lab. of Exp. Ichthyol., Biol. Inst., Leningrad State 



Univ., Stary Peterhof, LENINGRAD 198904, USSR 

 a Effect of X-irradiation on gametogenesis. (Chondrostei; Teleostei) 

 b Mechanisms of hormonal regulation of ovulation in vitro. (Teleostei) 

 GUSTAFSON, T.; Fil.Dr., Prof. - Wenner-Gren Inst., Norrtullsgatan 16, 113 45 STOCKHOLM, 



Sweden 

 a Control of morphogenetic movements and of larval muscular and ciliary activity by acetylcholine 



and serotonin; graded variation of sensor, pacemaker, conductive and contractile activities along 



the animal-vegetal axis and its relation to behaviour. Psammechinus miliaris (Echinoidea) 

 GUTZEIT, H. O.; Dr.phU. - Biol. Inst. I (Zool.) der Univ., Albertstr. 21a, 7800 FREIBURG, BRD 



(Germany) 

 a Qualitative analysis of protein synthesis during oogenesis and embryogenesis. Drosophila melano- 



gaster (Diptera) 

 b Localisation of specific proteins in wild-type and mutant follicles (immunocytology). Same spe- 

 cies as a 

 GUYOT-LENFANT, Ms. M.; Dr.3e Cycle - Lab. de Biol, du Devi., Univ. Paris V (Rene Descartes), 



45 rue des Sts. Peres, 75270 PARIS Cedex 06, France 

 a Ultrastructure of egg and embryo. (Amphibia) 

 b Ultrastructure d'embryons avec caryopathies induites par exposition a diverses doses d'lrradia- 



tion. Pleurodeles waltlii (Urodela) 

 GY^VAI (TOTH), Ms. A. T. - Morphol. Dept., Inst, of Exper. Med., Hung. Acad, of Sci., Szigony u. 



43, P.O.B. 67, BUDAPEST 1083, Hungary 

 a Fine structure and hormonal activity of intact and cultured embryonic adrenal cells. Felis domes- 



tica (Carnivora), Rattus spec. (Rodentia), Homo sapiens (Primates) 

 b Fine structure and hormonal activity of cultured embryonic hypophysis. Homo sapiens (Primates) 

 c Ultrastructure and hormonal activity of cultured embryonic hypothalamus. Rattus spec. (Roden- 

 tia) 

 HAARLEM, R. van - Dept. of Zool., Cathol. Univ., Toernooiveld, 6525 ED NIJMEGEN, Netherlands 

 a Mechanism of epiboly. Nothobranchius spp. (Teleostei) 

 b Qeavage pattern and variability in cleavage times. Same species as a 

 HAASTERT, P. J. M. van; Drs. - Zool. Lab., Unit of Cell Biol, and Morphogen., State Univ., Kaiserstr. 



63, Postbus 9516, 2300 RA LEIDEN, Netherlands 

 a Giemotaxis and cell aggregation. DictyosteUum spec. (Acrasiales) 

 HABETS, A. M. M. C; Drs. - Netherl. Inst, for Brain Res., IJdijk 28, 1095 KJ AMSTERDAM, 



Netherlands 

 a Synaptoeenesis in brain tissue cultures (electrophysiology). Rattus norvegicus (Rodentia) 

 HARBROVA (VILIMKOVA), Ms. V.; RNDr. - Dept. of Exp. Zool., Charles Univ., Vinicna 7, 1 2844 



PR AH A 2, Czechoslovakia 

 a Nucleic acids and subcellular particles in oogenesis and early development. (Amphibia) (with J. 



NEDVfDEK) 

 b Pigment formation in albinos. (Amphibia) (with A. ROMANOVSKY and F. SLADECEK) 

 HACCIUS,Ms. B.; Dr., Prof. - Inst, fur spez. Bot. und Bot. Garten, Univ., 65 MAINZ, BRD (Germany) 

 a Adventitious buds or somatogenic embryos from in vitro cultivated tissues. (Angiospermae) 

 b Embryogenesis (Palmae) 



c Phenocopying effects of phenylboric acid. (Angiospermae) 



HACH, P.; M.D. - Inst, of Embryol., Charles Univ., Albertov 4,128 00 PRAHA 2, Czechoslovakia 

 a Peri- and postnatal differentiation of rough endoplasmic reticulum in acinar pancreatic cells (ratio 



free: bound ribosomes). Rattus rattus (Rodentia) 

 b Differentiation and development of pigment granules and melanocytes in normal tissue and in 



tumours of different origin (incl. biochemistry). Rana esculenta (Anura), Mus musculus (Roden- 

 tia), Homo sapiens (Primates) 

 c Migration and differentiation of neural crest cells after heterotopic and heterochronic transplan- 

 tation. Gallus domesticus, Coturnix c. japonica (Aves) 

 HACKSTEIN, J.; Dr. - Dept. of Genet., Cathol. Univ., Toernooiveld, 6525 ED NIJMEGEN, Netherlands 

 a Genetics of spermiogenesis. Drosophila hydei (Diptera) 

 HAFFEN (STENGER), Ms. K. E.; D.Sc. - Unite de Rech. No. 61, INSERM, Av. Moliere, 67200 



STRASBOURG/Hautepierre, France 

 a Enzymatic differentiation during intestinal development. (Rodentia) 

 HAGELIN, L.-O.; Dr. - Dept. of Zool., Univ. of Stockholm, Box 6801, 113 86 STOCKHOLM, 



Sweden 



no work on developmental biology in progress 



49 



