Centre de Tri, 38041 GRENOBLE, France 

 a Electron microscopy of cell junctions before and after metamorphosis. (Tunicata) 

 b Development of photoreceptor organ and neural complex in larvae and during metamorphosis 



(transmission and scanning electron microscopy). (Tunicata) 

 GERACI, G.; Ph.D. - Lab. of Molec. Embryol., Consiglio Naz. delle Ricerche, Via Toiano 2, ARCO 



FELICE, C.P. 3042, 80100 NAPOLl, Italy 

 a Physico-chemical and functional properties of the hemoglobins of the developing embryo and 



their localisation in the erythrocytes. Gallus gallus (Aves) 

 b Comparison of chromatin organisation in sperm cells and in embryonic nuclei. Paracentrotus 



lividus, Sphaerechinus granularis (Echinoidea) 

 GERARD, H. - Lab. d'EmbryoL, Univ. de Nancy I, B.P. 1080, 54019 NANCY Cedex, France 

 a Experiences (homogreffes) sur I'hematopoiese embryonnaire. Gallus domesticus (Aves) (avec 



F. KOHLER) 

 GERISCH, G.; Dr.rer.nat. - Biozentrum der Univ. Basel, Khngelbergstr. 70, 4056 BASEL, Switzerland 

 a Differentiation of cell membranes. DictyosteHum discoideum (Acrasiales) 

 b Immunochemical studies on cell differentiation. Same species as a 

 c Generation and recognition of periodic cychc-AMP signals. Same species as a 

 GERLINGER,P.; Dr.Med. - Inst. d'EmbryoL, Univ. de Strasbourg, 4 rue Kirschleger, 67085 



STRASBOURG Cedex, France 

 a fitude de la formation des constituants de I'oeuf. Gallus domesticus (Aves) 

 b Control of ovalbumin synthesis in the oviduct of the laying hen. Same species as a 

 GERZELI, G.; Prof. - 1st. of Comp. Anat., Univ. of Pavia, Piazza Botta 10, 27100 PAVIA, Italy 

 a Isoprenaline induced modifications of liver cells (ploidy, structure, metabolism) during postnatal 



development. Rattus spec. (Rodentia) 

 b Effect of lathyrogenic substances on larvae. Xenopus laevis (Anura), Salamandra salamandra 



(Urodela) 

 GEUSKENS, M; D.Sc.Zool. - Dept. of Molec. Biol., Free Univ. of Brussels, 67 rue des Chevaux, 1640 



RHODE-ST-GENtSE, Belgium 

 a The influence of cytoplasmic constituents on genetic transcription during embryonic develop- 

 ment (electron microscopy, autoradiography). (Amphibia) 

 b Cell coat and microfilament organisation during cleavage (concanavalin A-peroxidase staining; 



treatment with wheat germ and soybean agglutinins; electron microscopy). Xenopus laevis 



(Anura), Pleurodeles waltl (Urodela) 

 GEZELIUS, N. G. B.; Ph.D. - Inst, of Zool., Uppsala Univ., Box 561, 751 22 UPPSALA, Sweden 

 a Role of sulphate in transport of RNA during development. (Echinoidea) 

 GHIARA, G.; Dr.nat.sci., Prof. - 1st. di Istol. ed Embriol., Univ. di Napoli, Via Mezzocannone 8, 



80134 NAPOLI, Italy 

 GHIRARDELLI, E.; Prof. - Inst, of Zool. and Comp. Anat., Univ. of Trieste, via A. Valerio 32, 



34127 TRIESTE, Italy 

 GIACOBINI, G.; M.D. - Dept. of Human Anat., Univ. of Torino, Corso M. D'Azeglio 52, 10126 



TORINO, Italy 

 a Development of neuro-muscular correlations under normal and experimental conditions 



(blockade of various components of the acetylcholine-system). Gallus domesticu ; (Aves) 

 b Transport of choline acetylase in the motor neuron. Same species as a 



GIANGUZZA, M.; Dr. - 1st. di Biol. Gen., Univ. di Palermo, Via Divisi 83, 90133 PALERMO, Italy 

 a Histochemistry and ultrastructure of oogenesis and embryology. (Ascidiacea) (with 



V. MANCUSO and G. DOLCEMASCOLO) 

 GIANNELLI, F. B.; M.D., Ph.D. - Paediat. Res. Unit, Guy's Hosp. Med. Sch., Guy's Tower, LONDON 



SEl 9RT, England 

 a Somatic cell fusion, especially in metabohc disorders. Homo sapiens (Primates) 

 b DNA repair systems. Same species as a 

 GIANNETTI, A.; M.D. - Dept. of Dermatol., Univ. of Pavia, Policlinico S. Matteo - P.le Golgi, 27100 



PAVIA, Italy 

 a Pathology of immune response during development. Homo sapiens (Primates) 

 GIESE, K.; Dr.phil.II - Zool. Inst, der Univ., Lehrst. fur spez. Zool., Hufferstr. 1,4400 MONSTER/ 



Westf., B.R.D. (Germany) 

 a Morphology and histology of intracapsular development. Buccinum undatum (Gastropoda) 

 b Ultrastructure of the larval kidney. Same species as a 

 GIHR, Ms. M.; Dr.phil. - Brain Anat. Inst., Untere ZoUgasse 71, (Waldau), 3072 OSTERMUNDIGEN- 



BE, Switzerland 

 a Anatomical and statistical study of early development. Esox lucius (Teleostei) 

 b Descriptive and comparative ontogenesis of the brain. (Cetacea) 



c General ontogenesis. Platanista gangetica, Pontoporia blainvillei (Platanistoidea, Cetacea) 

 GILBERT, A. B.; Ph.D. - Poultry Res. Ctr., Agric. Res. Counc, King's Bldgs., West Mains Rd., 



EDINBURGH EH9 3JS, Scotland, U.K. 

 a Yolk transport mechanism in ovarian follicle. Gallus domesticus (Aves) 

 GINSBURG, Ms. A. S.; Dr.bioL - Inst, of Developm. Biol., Acad, of Sci. of the USSR, Vavilov St. 26, 



MOSCOW 117334, U.S.S.R. 

 a Sperm ultrastructure and acrosome reaction. Acipenser stellatus, A. giildenstadti (Chondrostei) 

 b Development of the capacity for the cortical reaction during egg maturation. Same species as a, 



and Misgurnus fossilis (Teleostei) 

 GINSBURGER-VOGEL,T.; Agr. - Lab. de Genet. Evolut. et de Biomet., C.N.R.S., 91190 GIF-sur- 



YVETTE, France 

 GINTER, E. K.; Dr. - Lab. of Exp. Genet., Inst, of Med. Genet., Kashirskoye Cjiaussee 6a, 115478 



MOSCOW, U.S.S.R. 



41 



