WELANDER, A. D. Ph.D., Prof. — Lab. of Radiat. Ecol., Coll. of Fish., Univ. of Washing- 

 ton, 108 Fisheries Center, SEATTLE, Wash. 98105, U.S.A. 

 a Effects of graded sublethal doses of X-rays on several different stages of the embryo. 



Oncochynchus kisutch, O. tshawytscha, Salmo gairdnerii (Teleostei) 

 b Experimental embryology. Salmo gairdnerii, Oncorhynchus kisutch, O. tshawytscha 



(Teleostei) 

 c Effects of low, acute doses of X-rays on early development. Oncorhynchus spec, Salmo 



spec. (Teleostei) 

 d Effects of ionizing irradiation on different stages of embryos developing at different 



temperatures. Oncorhynchus tshawytscha, Salmo gairdnerii (Teleostei) 

 WELLAUER, P. Lic.phil.nat. — Div. of Cell and Developm. Biol., Zool. Inst., Univ. of 



Bern, Sahlistr. 8, CH-3012 BERN, Switzerland 

 a M-DNA in relation to biogenesis of mitochondria in liver. Mus musculus (Rodentia) (with 



R. WEBER) 

 WELLS, L. J. Ph.D., Prof. — Dept. of Anat., Sch. of Med., Univ. of Minnesota, MINNEA- 

 POLIS, Minn. 55455, U.S.A. • 

 WENDER, M. B. M.D., Prof. — Inst, of Neurol, and Sensory Organs, Med. Acad., 



Przybyszewskiego St. 49, POZNAfi, Poland 

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



reference to the period of myelination. (Mammalia) 

 b The influence of ionizing radiation on the developing nervous system. (Mammalia) 

 c Histoenzymatic architectonics of the developing nervous system. (Mammalia) 

 WENGER, B. S. Ph.D., Prof. — Dept. of Anat., Coll. of Med., Univ. of Saskatchewan, 



SASKATOON, Sask., Canada • 



a Appearance of specific brain antigens during development (microcomplement fixation). 



G alius domesticus (Aves) 

 b Morphology and biochemistry of the mode of action of the crooked neck dwarf gene. 



Same species as a 

 WENGER, Mrs. E. L. Ph.D. — Dept. of Anat., Coll. of Med. ( Univ. of Saskatchewan, 



SASKATOON, Sask., Canada 

 a Development and differentiation of the optic tectum and optic nuclei after early surgical 



removal of portions of the optic cup. Gallus domesticus (Aves) 

 b Development of olfactory system in the embryo. Same species as a 

 c Tissue culture of the early neural tube and brain. Same species as a 

 WENSING, C. J. G. D.V.M., Ph.D. — Vet. Anat. and Embryol. Inst., Univ. of Utrecht, 



Bekkerstr. 141, UTRECHT, Netherlands 

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

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

 WENT, D. F. — Zool. Inst. I, Univ. Wurzburg, Rontgenring 10, 87 WURZBURG, W. 



Germany 

 a Oogenesis in vitro. Pimpla turionellae (Ichneumonidae, Hymenopteta) 

 WERNER, Y. L. Ph.D. — Dept. of Zool., Hebrew Univ. of Jerusalem, JERUSALEM, 



Israel 

 a Normal development, embryonic and postnatal, of the vertebral column. (Gekkonoidea, 



Lacertilia) 

 b Tail regeneration, especially skeleton and skin; bifurcate tails. (Lacertilia) 

 c Temperature effects during embryogenesis on the number of vertebrae. Hemidactylus 



turcicus, Stenodactylus stenodactylus (Gekkonoidea, Lacertilia) 

 d Temperature dependence of the duration of embryonic development. (Gekkonoidea, Lacer- 

 tilia) 

 WESSEL (HARDERS), Mrs. M. B.S. — Dept. of Zool.-Entomol., Montana State Univ., 



BOZEMAN, Mont. 59715, U.S.A. 

 a Maternal influences on constituents in the egg from a panoistic ovary. Aulocara elliotti 



(Acrididae, Orthoptera) 

 WESSELLS, N. K. Dr. — Dept. of Biol. Sci., Stanford Univ., STANFORD, Calif. 943C5, 



U.S.A. • 



WESSELS, J. G. H. Dr., Prof. — Lab. of Bot., Rijksuniversiteit Groningen, Kerkl?.an 30, 



Postbus 14, HAREN (Gr.), Netherlands 

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



regulation. Schizophyllum commune, (Basidiomycetae, Fungi) 

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



(Fungi) 

 WESTERGAARD, O. Ph.D. — Dept. of Biochem. B, Univ. of Copenhagen, 30 Juliane 



Maries Vej, 2100 COPENHAGEN 0, Denmark 

 a DNA-polymerase activity in correlation to cell cycle and to circumstances where DNA is 



damaged (UV, X-ray or treatment with chemicals). Tetrahymena pyriformis (Ciliata) 

 WESTERMAN, R. A. Ph.D. — Dept. of Physiol., Monash Univ., CLAYTON, Vict. 3168, 



Australia 

 a Histological and ultrastructural aspects of regenerating nerve fibres, particularly in the 

 olfactory system. Carassius carassius (Teleostei) 



192 



