LONDON SE1 7EH, England 

 a Development of peripheral nervous tissues in the foetus. Homo sapiens (Primates) 

 b Development of blood vessels in the central nervous system. Homo sapiens (Primates) 

 GARCIA-BELLIDO, A. Ph.D. - Sect. Developm. Genet., Inst, of Genet, and Anthropol., Velazquez 



144, MADRID 6, Spain 

 a Developmental genetic analysis of the wing imaginal disc; development in situ and in culture. 



Drosophila melanogaster (Diptera) 

 b Nature of the specificity of cell recognition in cell aggregates of imaginal discs; cell affinities of 



normal versus mutant genotypes. Drosophila melanogaster (Diptera) 

 GARDENGHI, G. Dr., Prof. - Inst, of Zool., Univ. of Bologna, Via S.Giacomo 9, 40126 BOLOGNA, 



Italy 

 a In vitro culture of larval gonads. Bufo bufo (Anura) 



b Hormonic regulation of ovarian and Bidder's organ oogenesis. Same species as a 

 GARDNER, R. D.Phil. - Zool. Dept., Oxford Univ., South Parks Rd., OXFORD 0X1 3PS, England 

 a Determination during early development. Mus musculus (Rodentia) 

 b Mechanism of X-chromosome inactivation. Mus musculus (Rodentia) 

 GARDNER, R. L. Ph.D. - Marshall Lab., Dept. of Physiol., Univ. of Cambridge, Downing St., 



CAMBRIDGE CB2 3EG, England 

 GAREL, J.-M. Dr. - Lab. de Physiol. Comp., Univ. de Paris VI, 4 place Jussieu, 75230 PARIS Cedex 



05, France 

 a Parathyroid hormone and calcitonin: secretion, metabolism, and physiological role, especially in 



Ca, Mg, and P metabolism, before and after birth. (Mammalia) 

 GARGOUIL, Y. M. Dr.es Sci., Prof. - Lab. de Physiol. Anim., Fac. des Sci., Univ. de Poitiers, 40 av. 



du Recteur Pineau, 86 POITIERS, France 

 GARROD, D. R. Ph.D. - Dept. of Biol., Univ., SOUTHAMPTON S09 5NH, England 

 a Morphogenetic movement and cell adhesion. Dictyostelium discoideum (Acrasiales) 

 b Tissue-specific sorting-out of embryonic cells. Gallus domesticus (Aves) 

 GASC, J. M. Lic.es Sci. - Inst. d'Embryol. et Teratol. Exper. du C.N.R.S., 49bis Av. de la Belle 



Gabrielle, 94130 NOGENT-sur-MARNE, France 

 a Incorporation of tritiated thymidine in gonads in organ culture of normal animals and after 



treatment with x-rays or steroid hormones. Gallus domesticus, Anas platyrhynchos (Aves) 

 b Gonadal growth during and after sexual differentiation. Same species as a 

 GA5SER, F. Dr.Biol. - Lab. de Biol. Gener., Univ. Paul-Sabatier, 118 Route de Narbonne, 31077 



TOULOUSE Cedex, France 

 a Genetical aspects of protein differentiation in embryonic and larval stages. Pleurodeles waltlii 



(Urodela) (with J. C. BEETSCHEN) 

 GAUDECKER, Miss B. von Dr.rer.nat. - Anat. Inst, der Univ., Olshausenst.40-60, 23 KIEL, B.R.D. 



(Germany) 

 a Ultrastructure and histochemistry of prepupal and pupal salivary glands. Drosophila melanogaster 



(Diptera) 

 GAUGUIN, J. M.D., Prof. - Anat. Dept. C, Univ. of Copenhagen, 1 Universitetsparken, 2100 



COPENHAGEN 0, Denmark 

 a Development of the ultimobranchial body. Mus musculus, Rattus spec. (Rodentia) 

 GAZE, R. M. Ph.D. - Developm. Biol. Div., Natl. Inst, for Med. Research, Mill Hill, LONDON NW7 



1AA, England 

 a Functional aspects of regeneration of the optic nerve. Xenopus laevis, Rana temporaria (Anura) 

 b Cellular changes in tectum and eye after optic nerve section. Triturus cristatus (Urodela) 

 c Functional results of tectal grafting. Carassius auratus (Teleostei) 

 d Development of visual connections in embryos. Xenopus laevis (Anura) 



GEBHARDT, D. O. E. Ph.D. - Dept. of Obstet. and Gynecol., Acad. Hosp., LEIDEN, Netherlands 

 a Amniotic fluid analysis. Homo sapiens (Primates) 



b Analysis of urinary estrogens during pregnancy. Homo sapiens (Primates) 

 GEELEN, J. A. G. Drs. - Psychopathol. and Neurophysiol. Lab., Dept. of Neurol., Univ. of Nijme- 



gen, Berg en Dalseweg 105, NIJMEGEN, Netherlands 

 a Histology of the teratogenetic effect of vitamin A on young embryos, especially cephalic 



mesoderm, neural plate, and yolk sac placenta. Rattus norvegicus (Rodentia) 

 b Histological description of an hydrocephalic brain with meningoencephalocele and aquaductal 



malformation. Oryctolagus cuniculus (Lagomorpha) 

 GEHRING, W. J. Ph.D., Prof. - Biozentrum der Univ. Basel, Abt. Zellbiol., Klingelbergst. 70, 4056 



BASEL, Switzerland 

 a Cell determination and differentiation in embryos and imaginal discs. Drosophila spec. (Diptera) 

 GEILENKIRCHEN, W. L. M. Ph.D. - Zool. Lab., State Univ. of Utrecht, Transitorium III, Univ. 



centrum 'De Uithof , UTRECHT, Netherlands ISDB 



a Metabolism and respiration of egg and embryo. Lymnaea stagnalis (Gastropoda) 

 b Influence of various kations on development. Same species as a 

 c Mechanisms of cytodifferentiation in cleaving eggs. Same species as a 

 d Germinal localization in eggs. Dentalium spec. (Scaphopoda); Patella spec. (Gastropoda) 

 GENDEREN, H. H. van Drs. - Bot. Lab., State Univ., Lange Nieuwst.106, UTRECHT, Netherlands 

 a Tuber induction by plant hormones in axenic culture. Solanum spp., Dioscorea spec, Begonia 



evansiana (Angiospermae) 

 b Regeneration potention of leaves in vivo and in vitro under influence of plant hormones. Begonia 



rex, Coleus spp., Torenia spp. and others (Angiospermae) 

 GENIS-GALVEZ, J. M. Med.Dr., Ph.D., Prof. - Dept. of Anat., Fac. of Med., Univ. of Sevilla, 



SEVILLA, Spain 



37 



