a Proliferation of imaginal disc cells. Drosophila melanogaster (Diptera) 



WEBER, R.; Ph.D., Prof. - Div. of Cell and Developm. Biol., Zool. Inst., Univ. ot Bern, Sahlist.8, 



3012 BERN, Switzerland 

 a Mechanism of tissue involution during metamorphosis. Xenopus laevis (Anura) 

 b Thyroxine and RNA synthesis in tadpole tissues. Same species as a (with G. RYFFEL and 



G. MOILLIET) 

 c Cell culture of larval tissues. Same species as a (with W. WAHLI) ,,T^T^r, . 



d Analysis of mRNA in oocytes and differentiated tissues. Same species as a (with G. RYFFEL and 



G. MOILLIET) 

 c Hemoglobin transition. Same species as a (with J. SCHWAGER) 



WEBSTER G. C.;Ph.D. - Sch. of Biol. Sci., Univ. of Sussex, Falmer, BRIGHTON BNl 9QG, England 

 WECHSLER, W.; Dr.med., Prof. - Max-Blanck-Inst. fur Hirnforsch., Abt. fiir Allgem. Neurol., 



Ostmerheimer St. 200, 5 KOLN 91, B.R.D. (Germany) 

 WEGENER, G.; Dr.rer.nat. - Physiol. Lehrst., Zool. Inst, der Univ., BerHnerstr.15, 69 HEIDELBERG, 



B.R.D.' (Germany) • ,^ , 



a Protein synthesis during cleavage, germ band, and organogenesis. Acheta domesticus (Orthoptera) 

 b Organisation of energy metabolism and selective synthesis of cytoplasmic proteins in the life 



cycle. Physarum polycephalum (Eumycetozoina) 

 WEGMANN, R.; Dr.Med., Dr.Sci., Prof. - Inst. d'Histochim. Med., Univ. Rene Descartes, 45 rue des 



Sts.Peres, 75270 PARIS Cedex 06, France 



also: Dept. d'Histoenzymol., Fac. Fran9aise de Med. et Pharm., B.P.5076, BEIRUT, Lebanon 

 a Enzymology and metabolic pathways of morphogenesis (Mammalia) 

 b Development of the ovary (Mammalia) 

 c Maturation of oogonia (Mammalia) 



WEGNEZ, M.; Dr.es Sci. Centre de Genet. Molec. du CNRS, 91190 GIF-sur-YVETTE, France 

 a Mecanismes biochimiques de I'oogenese. Xenopus laevis (Anura) 

 WEIDELI, H. J.; Dipl.Phil.II - Abt. Zellbiol., Biozentrum der Univ., Klingelbergstr. 70, 4056 BASEL, 



Switzerland 

 a Differentiation and determination; factors involved in embryonic development; mRNA synthesis 



in early stages. Drosophila melanogaster (Diptera) 

 WEISS, R. A.; B.Sc. Imp. Cane. Res. Fund Labs., Lincoln's Inn Fields, LONDON WC2A 3PX, 



England 

 a Interactions between oncornaviruses and differentiating cells. Gallus domesticus, Coturnix 



coturnix (Aves), Mus musculus, Rattus norvegicus (Rodentia) 

 b Social behaviour of cells in vitro. Gallus domesticus (Aves), Mus musculus, Rattus norvegicus 



(Rodentia) 

 WELLENSIEK, S. J.; Dr., Ir., Prof. - Dept. of Horticult., Agric. Univ., Haagsteeg 3, P.O. Box 30, 



WAGENINGEN, Netherlands 

 a Effects of flower inducing factors (long day, vernalization, very high temperature, gibberellic 



acid) on the blocking in vegetative plants of different genotypes. Silene armeria (Caryophyl- 



WELLMANN, E.; Dr.rer.nat. - Biol. Inst. II der Univ., Lehrst. fiir Bot., Schanzlestr. 9/11, 78 

 FREIBURG/Br., B.R.D. (Germany) 



a Light mediated differentiation in tissue cultures. (UmbcUiferae) 



WENDER, M. B.; M.D., Prof. - Inst, of Neurol, and Sensory Organs, Med. Acad., 49 Przybyszevvs- 

 kiego St., 60-355 POZNAN, Poland 



a The chemical composition and enzyme activity of developing nervous tissue with special refer- 

 ence to the period of myelination. Laboratory animals, Homo sapiens (Mammalia) 



b The influence of ionizing radiation on the developing nervous system. Oryctolagus cuniculus 

 (Lagomorpha) 



c Histoenzymatic architectonics of the developing nervous system. Rattus norvegicus (Rodentia) _ 



WFNIGER, J.-P.; Dr. - Lab. de Zool. et d'Embryol. Exp., Univ. Louis Pasteur, 12 rue de TUniversite, 

 67000 STRASBOURG, France 



a Cliemical nature of the testicular hormone of the embryo: probably a protein. Gallus domesticus 

 (Aves) 



b The role of the hypophysis in hormonal activity of embryonic gonads. Gallus domesticus. Anas 

 platyrhynchos (Aves), Mus musculus, Rattus spec. (Rodentia), Oryctolagus cuniculus (Lago- 

 morpha) 



VVENSING, C. J. G.; D.V.M., Ph.D. - Vet. Anat. and Einbryol. Inst., Univ. of Utrecht, Bekkerstr. 141, 

 UTRECHT, Netherlands 



a Mechanism of testicular descent (histology, biochemistry, tissue culture). (Mammalia) 



b Development of lieart anomalies, especially hypoplasia of right and left heart. (Mammalia) 



WENT, D. F.; Dr.sc.nat. Dept. of Zool., Swiss Fed. Inst, of Technol., Universitatstr.2, 8006 

 ZURICH, Switzerland 



a Physiology of pacdogenetic reproduction; sex determination; in vitro culture of ovaries; time- 

 lapse cineniatoiiraphy. Heteropeza pygmaea (Diptera) 



WESSFLS, J. G. Il.;^Dr., Prof. Lab. of Bot., State Univ., Kerklaan 30, P.O. Box 14, HAREN (Gr.), 

 Netherlands 



a Biochemistry and ultrastructure of sexual morphogenesis, especially in relation to enzyme 

 regulation. Schizophyllum commune (Basidiomycetes, Fungi) 



b Biochemistry and ultrastructure of hyphae, synthesis and degradation of wall constituents. Same 

 species as a 



WEST, J. D.: B.Sc. - Inst, of Anim. Genet., Univ. of I-dinburgh, West Mains Rd., EDINBURGH 

 EH9 3JN, Scotland, U.K. 



106 



