b 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. Canipanularia Hexucsa (Hydrozoa) 

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

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



310 Japan 

 a Malformations induced by irradiation with monochromatic ultraviolet light. Chu-onomus 



samoensis (Diptera) 

 b Effects of temperature and of sodium cyanide (NaCN) during and after centrifugation ol eggs 



on the production of double malformations. Species as a 

 c Effect of UV irradiation upon the re-entry of pole cells (EM). Species as a 

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



Hokkaido, 041 Japan 

 a limbryonic and larval development of t)toliths. (Cichlidae & Gadidae: Teleostei) 

 b Larval and postlarval deatli in culture. Scbastes schlegoli (Scorpaenidae, Teleostei) 

 YAMADA, K.; M.Sc. - Lab. of Biol., Gifu Coll. of Dent., 1851 Takano, Ho/umi-cho, Motosu-gun, 



GIFU-ken, Japan 

 a EM of the embryonic gonad. Chicken 

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



260 Japan -x r, r 



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



vulgaris (Anura) 

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

 c I'ffect of tritium on developmenl of embryos cultured from 2-cell stage to blastocyst in a 



medium containing tritium (cytology, biochemistry). Mouse 

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



Aomori-ken, 036 Japan 

 a Development of the visual system. Rat 



YAMAGAMl, K.; D.Sc. - Zool. Inst., Univ. of Tokyo, Hongo, Bunkyo-ku, TOKYO, 113 Japan 

 a Biochemical studies on egg envelope proteins. (Teleostei) 

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



Salmo gairdneri (= irideus) (Teleostei) 

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

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



260 Japan 

 a Reaeneration of ceil renewal systems after radiation injury. Mouse, Cavia porcellus (Rodentia) 

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



Species as a 

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



Minatocho, HAKODATE, 041 Japan 

 a Descriptive and comparative embryology. Anguilla japonica (Teleostei) 

 Y.4MAM0T0, T. S.; D.Sc, Prof. - Zool. Inst., Fac of Sci., Hokkaido Univ.. N.IO, VV.8. SAPPORO, 



060 Japan 

 a Cytochemistry of development. (Teleostei) 

 b Ultrastructure of fertilisation. (Teleostei) 

 YAMANA, K.; D.Sc, Prof. - Embryol. Lab., Dept. of Biol., Kyushu Univ. 33, Hakozaki, FUKUOKA 



812, Japan 

 a Regulation of ribosomal RNA synthesis during embryonic development. Xenopus laevis (Anura) 

 YAMAOKA, L. H. - Dept. of Biol. Sci., Bowhng Green State Univ., BOWLING GREEN, OH 43403, 



USA 

 YAMASAKI, F.; M.D., Ph.D. - Dept. of Biol., Sapporo Med. Coll., S-1, W-17, Chuoku. SAPPORO 



060, Japan 

 a Development of digestive system. Platanista gangetica, Pontoporia blainvillei, Stenella 



b Papillary projections at the lingual margin: development in the fetus, maximum development early 



postnatally, disappearance by weaning, traces in the adult, probable function in suckling. Stenella 



coeruleoalba (Cetacea) 

 c Development of taste buds and pits at the lingual posterior dorsum. Same species as b 

 YAMAUCHI, Koh-en; Ph.D. - Dept. of Anat., Div.I, Hirosaki Univ., Zaifucho 5, HIROSAKI-City, 



Aomori-ken, 036 Japan 

 a Development of the visual system. Rat 

 YAMAUCHI, Kouhei; Ph.D. - Lab. of Fresh-water Fish Cult., Dept. of Biol., Fac. of Fish., Hokkaido 



Univ., 3-1-1 Minatocho, HAKODATE, 041 Japan 

 a Physiological maturation of oocytes in vitro. Oryzias spec, Carassius spec, Oncorhynchus spec. 



(Teleostei) 

 YAMAZAKI, F.; Ph.D. - Lab. of Embryol. and Genet., Dept. of Biol., Fac. of Fish., Hokkaido Univ., 



HAKODATE, 041 Japan 

 a Developmental genetics, especially relations between enzymic polymorphisms and developmental 



stages. (Salmonidae, Teleostei) 

 b Developmental oncology. (Pleuronectidae & Gobiidae: Teleostei) 

 YANAGISAWA, T.; D.Sc, Prof. - Embryol. Sect., Dept. of Biol., Tokyo Metropolitan Univ., 2-1-1, 



Fukazawa, Setagaya-ku, TOKYO, 158 Japan 

 a Tracer experiments on phosphate, sugar, and nucleic acid metabolism of the embryo. 



(Echinodermata) 



95 



