• WELLS, L. J. Ph.D., Prof. — Dept. of Anat., School of Med.. Univ. of Minnesota, MIN- 

 NEAPOLIS, Minn. 55455, U.S.A. 

 a Growth of fetal pancreas in vitro. Mus musculus (Rodentia) 

 b Pregnancy and experimental diabetes. Rattus norvegicus (Rodentia) 

 WENCLEWSKL A. Ph.D. — Dept. of Neurol., Med. Acad., Przybyszewskiego 49. POZ- 



NA5I, Poland 

 a The activity of aryl sulphate sulphohydrolase during the development of the nervous 



system. 

 WENDER. M. B. M.D. — Dept. of Neurol., Med. Acad.. Przybyszewskiego 49, POZNA^ 



Poland 

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



reference to the period of myelination. 

 b The influence of ionizing radiation on the developing nervous system, 

 c The influence of asphyxia on the developing nervous system. 

 WENGER, B. S. Ph.D., Prof. — Dept. of Comp. Biochem. and Physiol., Univ. of Kansas, 



Haworth Hall, LAWRENCE. Kansas 66044, U.S.A. 

 a Glucose-6-phosphate dehydrogenase activity in the central nervous system and surround- 

 ing structures during the period of cartilage induction. Gallus domesticus (Aves) 

 b Glucose-6-phosphate dehydrogenase activity in the spinal and sympathetic ganglia of the 



embryo. Gallus domesticus (Aves) 

 c Nucleotides in the central nervous system and surrounding structures including sensory 



and sympathetic ganglia. Gallus domesticus (Aves) 

 d Ultramicrochemical determinations on weighed samples dissected from lyophilized serial 



sections (H-H stages 14-36). Gallus domesticus (Aves) 

 e A vibrating needle for embryonic operations. 



f Study of the appearance of specific brain antigens during development using the micro- 

 complement fixation technique. Gallus domesticus (Aves) 

 g Glucose-6-phosphate dehydrogenase activity in the developing adrenal cortex. Mus 



musculus (Rodentia) 

 h Morphological and biochemical analysis of the mode of action of the crooked neck dwarf 



gene. Gallus domesticus (Aves) 

 WENGER, Mrs. E. L. Ph.D. — Dept. of Comp. Biochem. and Physiol., Univ. of Kansas. 



Haworth Hall, LAWRENCE, Kansas 66044, U.S.A. 

 a Glucose-6-phosphate dehydrogenase activity in the spinal and sympathetic ganglia of the 



embryo. Gallus domesticus (Aves) 

 h Nucleotides in the developing ganglia. Gallus domesticus (Aves) 

 c Development and differentiation of optic nuclei of the brain after early surgical removal 



of the optic vesicle. Gallus domesticus (Aves) 

 WENIGER, J.-P. Dr.es Sci. — Lab. de Zool. et d'Embryol. exper., Fac. des Sci., Univ. de 



Strasbourg, 12 Rue de I'Universite, STRASBOURG, France 

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



Utrecht, Bekkerstraat 141. UTRECHT, Netherlands 

 a Development of the conducting system in the heart. Sus scrofa (Artiodactyla) 

 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) 

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

 WERZ, G. Dr.phil. — Max Planck Inst, fxir Meeresbiol., Anton Dohrn Weg, 294 WIL- 



HELMSHAVEN, Deutsche Bundesrepublik 

 a Nucleo-cyotplasmic interactions, 

 b Mechanism of cell wall differentiation, 

 c Genesis of endoplasmic membrane systems. 

 WESSELLS, N. K. Dr. — Dept. of Biol. Sci., Stanford Univ., STANFORD, Calif. 94305. 



U.S.A. 

 a Induction and cytodifferentiation in pancreatic exocrine cells. Mus musculus (Rodentia) 

 h Epidermal-dermal interactions in relation to histogenesis and to feather germ and limb 



formation. (Aves) 



WESTERGAARD, E. M.D. — Dept. of Anat.. The Royal Dental Coll., AARHUS, Denmark 



a Cerebral ventricles of the fetus (studies of the ventricle "models" obtained after injection 



of Cu-phtalocyanin into the ventricle system followed by clearing). Homo sapiens 



(Primates) 



WESTERMAN, R. A. Ph.D. — Dept. of Physiol., Monash Univ., P.O.Box 92, CLAYTON, 



Victoria, Australia 

 a Histological and electrophysiological aspects of regenerating nerve fibres, particularly in 



the olfactory system. Cacassius carassius (Teleostei) 

 WESTON, J. A. Ph.D. — Dept. of Biol., Developm. Biol. Center, Western Reserve Univ., 



2127 Cornell Road, CLEVELAND, Ohio 44106, U.S.A. 

 a The migration and differentiation of neural crest cells. Gallus domesticus (Aves) 

 h The cell surface as an effector of cell specificity. Gallus domesticus (Aves) 



159 



