GRUN, G.; Dr. - Lehrst. fur Spez. Zool., Ruhr Univ., Postfach 102148, 4630 BOCHUM 1, BRD 



(Germany) 

 a Ultrastructure and histochemistry of the differentiating retina. Tilapia spec. (Teleostei), Xenopus 



laevis (Anura) 

 b Role of light in retina development. Same species as a 



c Ultrastructure and histochemistry of differentiating pineal eye. Same species as a 

 GRUNZ, H.; Dr.rer.nat. - Inst, fiir Molec. Biol, und Biochem., Fachber. I (VorkUnik), Freie Univ., 



Arnimallee 22, 1000 BERLIN 33, BRD (Germany) 

 a Changes of cell affinity and cell membranes during early embryonic induction and differentiation. 



Triturus alpestris, Ambystoma mexicanum (Urodela) 

 b Mode of action of morphogenetic factors. Xenopus laevis (Anura), Triturus alpestris (Urodela) 

 GRYGON-GOSTKIEWICZ, Ms. B.; Dr.biol. - Dept. of Zool., Inst, of Biol., Univ. of N.Copernicus, 



Gagarina 9, 87-100 TORUN, Poland 

 a Experimental developmental morphology of gonads in organ and cell culture. Cepaea spp. (Gastro- 

 poda) 

 GUARDABASSI, Ms. A.; Dr.nat.sci., Prof. - Inst, of Histol. and Embryol., Univ. of Torino, via 



GioUtti 34, 10123 TORINO, Italy 



no work on developmental biology in progress 

 GUASTALLA, Ms. A.; Dr. - Inst, of Histol. and Embryol., Univ. of Torino, via Giolitti 34, 10123 



TORINO, Italy 



no work on developmental biology in progress 

 GUEDENET, J. C; Ing. - Lab. de Biol. Med., Univ. de Nancy I, B.P. 1080, 54019 NANCY Cedex, 



France 

 GUERRE-MILLO, Ms. M.; Dr.3e Cycle - Lab. de Biol, de la Reprod., Univ. Paris VI (P. et M. Curie), 



Bat. A, 7e etage, 7 quai Saint -Bernard, 75230 PARIS Cedex 05, France 

 a Placental transfer in vitro of anxiolytics and water soluble substances of different molecular 



weight. Homo sapiens (Primates) 

 GUERRIER, P. C; D.Sc. - Stat. Biologique, Place Georges-Teissier, 2921 1 ROSCOFF, France 

 a Epigenesis of axial patterns during early development: intracellular activation and intercellular 



relations (microsurgery, isotope labeling). DentaHum vulgare (Scaphopoda), Patella vulgata 



(Gastropoda) 

 b Hormonal control of meiosis reinitiation, cellular and biochemical aspects. Xenopus laevis (Anu- 

 ra), Marthasterias glacialis (Asteroidea) 

 c Control of early embryogenesis. Sphaerechinus granularis (Echinoidea), Dentalium vulgare. Patel- 

 la vulgata (Mollusca) 

 d Calcium in cell activation 

 GUIALIS, Ms. A.; Ph.D. - Biol. Res. Qr., Natl. Hellenic Res. Found., Vassil. Konstantinou 48, 



ATHENS 501/1, Greece 

 a Structure and function of nuclear ribonucleoprotetns during development, especially association 



of cellular RNA with protein and putative small molecular weight RNA species. Dictyostelium 



discoideum (Acrasiales) 

 b Structure and function of RNA polymerases at different developmental stages (biochemistry 



and genetics). Same species as a 

 GUIET, Ms. A. BARA - Lab. de Biol, de la Reprod., Univ. Paris VI (P. et M. Curie), Bat. A, 7eme 



etage, 7 quai Saint-Bernard, 75230 PARIS Cedex 05, France 

 a Consommation et diffusion d'oxygene et action d'inhibiteurs enzymatiques de respiration dans 



les lobules placentaires in vitro. Homo sapiens (Primates) 

 b Ultrastructure and permeability of amnion and placenta to inorganic ions. Same species as a 

 GUIGNA.RD, J.-L.; Prof. - Lab. de Bot., Fac. de Pharm. de Paris-Sud, rue J. B. Qement, 92290 



CHATENAY-MALABRY, France 

 a Differentiation of embryoids. Lychnis dioica (Caryophyllaceae), Cheiranthus cherii (Cruciferae) 

 b Ultrastructure of antipodal cell. (Helobiae, Angiospermae) 

 GUILLEMONAT, Ms. N.; Dr.spec. - Lab. de Morphogen. Veget., Univ. d'Aix-Marseille III, Fac. 



St-Jerome, rue Henri Poincare, 13397 MARSEILLE Cedex 4, France 

 GUILLET, C; Dr.spec. - Dept. de Biol. Gen. et Appl., Univ. de Lyon I, 43 Bd. du 11 Novembre 



1918, 69621 VILLEURBANNE, France 

 a Energetic metabolism control during development and diapause at mitochondrial level. Droso- 



phila melanogaster (Diptera), Pieris brassicae (Lepidoptera) 

 GUILLET (BERNARD), Ms. F.; Dr.3e Cycle - Lab. de Biol. Anim., Univ. Paris VI (P. et M. Curie), 



4 place Jussieu, 75230 PARIS Cedex 05, France 

 a Multiple forms of isoenzyme systems during ontogenesis. Pleurodeles waltl, P. poireti (Urodela) 

 b Les proteines au cours de la differenciation du sexe. Pleurodeles waltl (Urodela) 

 GUIRAO-PEREZ, M.; Med. Dr., Prof. - Inst. F. Oloriz, Fac. of Med., Univ. of Granada, GRANADA, 



Spain 

 a Brain damage in perinatal hypoxia and behavioural consequences. Gallus gallus (Aves), Homo 



sapiens (Primates) 

 b Germinal structures of developing brain. Same species as a 

 GULAMHUSEIN, A. P.; Ph.D. - Dept. of Anat., Univ. of Leicester, University Rd., LEICESTER 



LEI 7 RH, England 

 a External and internal development of the embryo. Putorius p. furo (Carnivora) 

 b Placental transfer mechanisms. Same species as a 

 c Nutritional mechanisms in the 9^11^ay embryo and their susceptibiUty to modification by 



teratogens in vivo and in vitro. Raftus norvegicus (Rodentia) 

 d Development of limb buds in organ culture. Same species as a 



48 



