polycephaliim (Luniycetozoina), Xenopus laevis (Anura), neuroblastoma cells, Mus musculus 



(Rodentia) (with J. G. BLUEMINK, P. T. van der SAAG, S. W. de LAAT, and B. A. M. van der 



ZEIJST(Univ. of Utrecht)) 

 GRFENHAM, L. W.; Dr. Dept. of Bacterid., Univ. of Bristol, University Walk, BRISTOL BS8 ITD, 



England 

 a In vitro culture of disaggregated brain tissues of 18 day-old foetuses for morphological and 



pathological studies. Mus musculus (Rodentia) 

 b Developmental pathology (Crcutzfeldt-Jacob disease) of neurotropic C-type virus infection of 



foetal tissue cultures. Same species as a 

 CREMO, Miss F.; M.D. 1st. di Istol. e Embriol. Gen., Univ. di Torino, Corso M.d'Azeglio 52, 10126 



TORINO, Italy 

 GRIBNAU, Miss A. A. M.; Dr. - Dept. of Anat. and Embryol., Univ. of Nijmegen, Geert Grooteplein 



N. 21, NIJMEGEN, Netherlands 

 a Development of the diencephalon. Macaca mulatta (Primates) 

 GRIFEOND (ROGNON), Mrs. B.; Lic.es Sci. - Lab. de Zool. et Embryol., Univ. de Besangon, Place 



Marechal Leclerc, 25030 BESANf 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, 30 rue Lionnois, 54000 NANCY, France 

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



norvegicus (Rodentia) 

 b Differenciation du tube seminiferc. 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, 80072 ARCO 



FELICE (Napoli), Italy 

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



30-060 KRAk5w, Poland 

 a Ultrastructure and some physico-chemical properties of yolk platelets. Triturus spec, Salamandra 



spec. (Urodcla) 

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



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

 a Interrelation of embryonic gonads, thyroids, pituitaries and oviducts; mechanism of oviduct 



regression in male and female, and of right ovary regression in female (hemicastration, castration, 



implantation of endocrine glands, administration of gonadal and other hormones). Gallus 



domesticus (Aves) 

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



modification of thyroid hormone levels, administration of drugs (a -MSH etc.)). Same species as a 

 GRUFEYDD, LI. D.; Ph.D. - Marine Sci. Labs., Univ. CoU. of N.Wales, MENAI BRIDGE, Anglesey 



LL59 5EY, Wales, UK 

 GRUN, G.; Dr. - Lchrst. fur Spez. ZooL, Ruhr-Univ., Universitiitsstr. 150, 463 BOCHUM, B.R.D. 



(Germany) 

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

 GRUNEBERG, H.; Ph.D., M.D., D.Sc, Prof. (Emer.) - Dept. of Human Genet, and Biometry, Univ. 



Coll. London, Wolfson House, 4 Stephenson Way, LONDON NWl 2HE, England 

 GRUNZ, H.; Dr.rer.nat. - Inst, fiir Biochem. und Molek. Biol., Eachbereich I (Vorklinik), Ereie Univ. 



Berlin, Arnimallee 22, 1 BERLIN 33, B.R.D. (Germany) 

 GUARDABASSl, Miss A.; Dr.nat.sci., Prof. - Inst, of Histol. and Embryol., Univ. of Tormo, Via 



Giolitti 34, 10123 TORINO, Italy 

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



TORINO, Italy 

 GUEDENET, J.C; Ing. - Lab. de Biol. Med., Univ. de Nancy I, 30 rue Lionnois, 54000 NANCY, 



France 

 a Developpement du complexe hypothalamo-hypophysaire. Gallus domesticus (Aves), Rattus 



norvegicus (Rodentia) 

 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 labehng). Dentalium spec. (Scaphopoda), Patella spec. (Gastro- 

 poda), Sabellaria spec. (Polychaeta) 

 b Morphogenetic significance of changes in membrane properties during meiosis and early develop- 

 ment. Asterias spec, Sphaerechinus spec (Echinodermata), Sabellaria spec (Polychaeta) 

 GUICHARD (CHAVENET), .Mrs. A.; M.Sc - Lab. de Chim. Horm., Maternite de Port-Royal, 123 Bd. 



de Port Royal, 75014 PARIS, France 

 GUIET, Mrs. A. BARAT - Lab. de Biol, de la Reprod., Univ. P. et M. Curie, Tour 32, Rez de 



Chaussee, 4 place Jussieu, 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) 

 GUIGNARD, J.-L.; Prof. - Lab. de Bot., Fac de Pharm. de Paris-Sud, rue J.B.Clement, 92290 



CHATENAY-MALABRY, France 

 a Differentiation of embryoids. Lychnis dioica (Caryophyllaceae) 

 GUILLEMIN, Miss C: Dr.3e cycle - Lab. d'Embryol., Univ. de Paris VI, 4 place Jussieu, 75230 



PARIS Cedex 05, France 

 a Ancuploid condition. Pleurodeles waltlii (Urodela) 

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



43 



