development; physiological and genetic basis of embryonic diapause. Annual fishes: Austro- 



fundulus spec, Cynolebias spec, Pterolebias spec, Nothobranchius spec, Aphyosemion spec 



(Cyprinodontoidci, Teleostei) 

 b Oogenesis; egg transport; oviduct differentiation, sperm storage; fertilization and early develop- 

 ment; fetal and maternal adaptations for viviparity (ultrastructure, biochemistry, physiology). 



Isurus spec, Prionace spec, Carcharinus spec, Mustelus spec (Galeoidea), Squalus spec, 



Heterodontus spec. (Squaloidea, Pleurotremata), Raja spec, Dasyatus spec. Myliobatis spec. 



(Batoidea, Hypotremata), Hydrolagus spec. (Holocephali, Flasmobranchii) 

 c l^mbryonic adaptations for viviparity. Latimeria spec (Crossopterygii) 

 WRIGHT, D. A.; Ph.D. - Dept. of Biol., Cancer Center, Univ. of Texas, M.D. Anderson Hosp. and 



lumor Inst., HOUSTON, TX 77025, U.S.A. 

 WRIGHT, Th. R. F.; Ph.D., Assoc Prof. - Dept. of Biol., Univ. of Virginia. Gilmer Hall, CHAR- 



LOTTFSVILLE, VA 22903, U.S.A. 

 a Genetic control of enzyme activity during development. Drosophila melanogaster (Diptera) 

 b Temperature sensitive lethal mutations affecting embryogenesis. Same species as a 

 c Genetic control of myogenesis. Same species as a 



WU, G. J. " 150 W. 225th St., Sec. 8 -17A, NEW YORK, Bronx, NY 10463, U.S.A. 

 WUDL, Mrs. L. R.; Pli.D. - Dept. of Cell Biol., Roche Inst, of Molec Biol., NUTLliY, NJ 07110, 



U.S.A. 

 a Biochemical aspects of normal and t-mutant embryogenesis (in vitro culture; microenzyme assay). 



Mus musculus (Rodcntia) 

 WYATT, G. R.; Ph.D., Prof. - Dept. of Biol., Queen's Univ., KINGSTON, Ont. K7L 3N6, Canada 

 WYTTFNBACH, Ch. R.; Ph.D., Prof. - Dept. of Physiol, and Cell Biol., Univ. of Kansas, 



LAWRENCE, KS 66045, U.S.A. 

 a Patterns and mechanisms of cell movement associated with stolon elongation, studied via 



continuous observations of movements of single vitally-stained epidermal cells in intact stolons 



and isolated segments. Campanularia tlexuosa (Hydrozoa) 

 YAFFE, Miss A.; B.Sc - Dept. of Zool., Hebrew Univ., JERUSALEM, Israel 

 a Origin of gonocytes. Gallus domesticus (Aves) 



YAFFE, D.; Dr. - Dept. of Cell Biol., Weizmann Inst, of Sci., P. O. Box 26, REHOVOT, Israel 

 YAJIMA, H.; Ph.D. - Dept. of Biol., Fac of Sci., Ibaraki Univ., Bunkyo-2-chome, MITO, Japan 

 a Malformations induced by irradiation with monochromatic ultraviolet light. Chironomus 



samoensis (Diptera) 

 b Effects of temperature, during and after centrifugation of eggs, on the production of double 



malformations. Same species as a 

 c Effect of ultraviolet irradiation upon the re-entry of pole cells (electron microscopy). Same 



species as a 

 d Electron microscopy of eggs centrifuged at early and middle pre-nligration stages. Same species as 



a 

 YAL(;iN, Miss E.; Ph.D., D.D.S. - Dept. of HistoL and IlmbryoL, Med. Fac, Hacettepe Univ., 



ANKARA, Turkey 

 a Teratogenic effect of cortisone on development and fusion of palatal shelves. (Mammalia) 

 YAMADA, J.; D.Agr., Prof. - Lab. of Physiol, and Ecol., Fac of Fish., Hokkaido Univ., HAKODATE, 



Hokkaido, Japan 

 a Development of the ultimobranchial body. (Salmonidae; Cyprinidae, Teleostei) 

 b Larval and postlarval death in culture. Sebastes schlegeli (Scorpaenidae, Teleostei) 

 YAMADA, K.; M.Sc - Lab. of BioL, Gifu Coll. of Dent., 1851 Takano, Hozumi-cho, Motosu-gun, 



GIFU-ken, Japan 

 a Electron microscopy of the embryonic gonad. Gallus domesticus (Aves) 

 YAMADA, T.; Ph.D. - Div. of Biol., Natl. Inst, of RadioL Sci., 9-1, 4-chome, Anagawa, CHIBA, 280 



Japan, 

 a Biochemical studies on effect of radiation on the embryo. Oryzias latipes (Teleostei), Buto 



vulgaris (Anura) 

 b Biochemical studies on radiation-induced death of thymic lymphocytes of growing animals. 



Rattus spec. (Rodcntia) 

 YAMADORI, T.; M.D., Prof. Dept. of Anat., Div. E Hirosaki Univ., Zaifucho 5, HIROSAKI-City, 



Aomori-ken, 036 Japan 

 a Development of nerve cells in the spinal gangha. Rattus norvegicus (Rodcntia) 

 YAMAGAMI, K.; D.Sc, Assoc Prof. - ZooL Inst., Univ. of Tokyo, Hongo, Bunkyo-ku, TOKYO, 113 



Japan 

 a Biochemical studies on embryonic and yolk proteins (Teleostei) 

 b Purification and characterization of chorionase and mechanism of hatching. Oryzias latipes, 



Salmo gardneri (= iridcus) (Teleostei) 

 c Ontogeny of hemoglobins in embryos and larvae. Salmo gardneri (= irideus) (Teleostei) 

 YAMAGUCHL T.; Ph.D. ~ Div. of Biol., Natl. Inst, of Radiol. Sci., 9-1, 4-chome, Anagawa, CHIBA, 



280 Japan 

 a Regeneration of cell renewal systems after radiation injury. Mus musculus, Cavia porcellus 



(Rodentia) 

 b Chalone mechanisms and the cell cycle (regenerating ear epidermis and epidermis in vitro). Same 



species as a 

 YAMAMOTO, K.; D.Sc, Prof. (Emer.) - Dept. of BioL, Fac of Fish., Hokkaido Univ., 3-1-1 



Minatocho, HAKODATE, 040 Japan 

 a Histo-physiological studies of oogenesis. (Teleostei) 

 b Studies on the hormones of reproduction. (Teleostei) 



97 



