a Localization of protein synthesis during the first cleavages by electron microscope autoradio- 

 graphy. Lymnaea stagnalis (Gastropoda) 

 b Electron microscopy of chemical breakdown of proteins in correlation with cytological structure 



of degenerating yolk granules. Same species as a 

 WALKER, D. G. Ph.D., Dr.Sc, Prof. - Dept. of Biochem., Univ. of Birmingham, Edgbaston, 



BIRMINGHAM B15 2TJ, England 

 WALLACE, H. Ph.D. - Dept. of Genet., Univ. of Birmingham, Edgbaston, P.O.Box 363, BIRMING- 

 HAM 15, England 

 a Nucleolar metabolism during development and gametogenesis. Xenopus laevis (Anura) 

 b Limb regeneration. Ambystoma spec. (Urodela) 

 c Developmental physiology. (Ascidiacea) 

 WALLIMANN, T. M.Sc. - Lab. for Developm. Biol., Swiss Fed. Inst, of Technol., Sonneggst.5, 8006 



ZURICH, Switzerland 

 a Myogenesis. Gallus domesticus (Aves) 

 WANSCHER, J. H. Dr.agron. - Horticult. Dept., Royal Vet. and Agric. Univ., 40 Thorvaldensensvej, 



1871 COPENHAGEN V, Denmark 

 a Developmental genetics. (Plantae; Animalia) 

 b Developmental genetics of shell morphology. (Mollusca) 

 WARTENBERG, H. Dr.med., Prof. - Anat. Inst., Abt. fiir Exper. Biol., Univ. Bonn, Nussallee 10, 53 



BONN, B.R.D. (Germany) 

 a Light and electron microscopy of male and female germ cells in the fetus. Homo sapiens 



(Primates); (Mammalia) 

 WARTIOVAARA, J. J. M.D. - Lab. of Exp. Embryol., III.Dept. of Pathol., Univ. of Helsinki, 



Haartmaninkatu 3, 00290 HELSINKI 29, Finland ISDB 



a Electron microscopy of cytodifferentiation during kidney tubulogenesis in vitro. Mus musculus 



(Rodentia) (with L. O. SAXEN and E. LEHTONEN) 

 b Freeze-etching electron microscopy of ribosome - membrane association in BHK (baby hamster 



kidney) cell line. (Rodentia) 

 WATTS, G. T. Ch.M. - Dept. of Surg., Queen Elizabeth Hosp., Edgbaston, BIRMINGHAM 15, 



England 

 a Origin of cells in healing wounds 

 b Relation of regeneration to reactions of immunity 



c Nature of wound healing in relation to components involved and responsible (mucopolysac- 

 charides and collagen) 

 d Manganese in relation to wound healing 

 WEAKLY (SHAW), Mrs. B. Ph.D. - Dept. of Anat., Univ. of Dundee, DUNDEE DD 1 4HN, Scotland, 



U.K. 

 a Cytochemical and autoradiographic investigations of developing germ cells on the electron 



microscopic level. Mesocricetus auratus (Rodentia) 

 b Effects of different preparative procedures on ultrastructure of differentiating ovarian tissue. 



Mesocricetus auratus (Rodentia) 

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



3012 BERN, Switzerland ISDB 



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

 b Thyroxine and RNA synthesis in tadpole tissues. Xenopus laevis (Anura) (with G. RYFFEL, 



U. SCHIBLER and O. HAGENBUCHLE) 

 c Cell cultures of larval tissues. Xenopus laevis (Anura) (with W. WAHLI) 

 WEBSTER, G. C. Ph.D. - Sch. of Biol. Sci., Univ. of Sussex, Falmer, BRIGHTON BN1 9QG, 



England 

 a Regeneration, regulation, and pattern formation. Hydra spec. (Hydrozoa) 

 b Morphogenesis and pattern formation in limbs. Blattella spec. (Blattariae) 

 WECHSLER, W. Dr.med., Prof. - Max-Planck-Inst. fur Hirnforsch., Abt. fur Allgem. Neurol., 



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

 a Development, especially of the nervous system; neurogenetics. Mus musculus, Rattus spec, Cavia 



porcellus (Rodentia) 

 b Experimental induction of tumors and malformations during development. Same species as a 

 c Development of clonal cell lines of the nervous system with differentiated functions. Same 



species as a 

 WEGENER, G. Dr.rer.nat. - Zool. Inst, der Univ., Berlinerstr. 15, 6900 HEIDELBERG 1, B.R.D. 



(Germany) 

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

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



cycle. Physarum polycephalum (Eumycetozoina) 

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



des Sts. Peres, 75270 PARIS Cedex 06, France 

 a Enzymology and metabolic pathways of morphogenesis (Mammalia) 

 b Development of the ovary (Mammalia) 

 c Maturation of oogonia (Mammalia) 

 WEGNEZ, M. Lic.es Sci. - Lab. de Biochim., Univ. de Liege, 17 Place Delcour, B^000 LIEGE, 



Belgium 

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



WEIDELI, H. J. Dipl.Phil.II - Biozentrum der Univ. Basel, Klingelbergst. 70, 4056 BASEL, Switzer- 

 land 

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



102 



