c Development of cleft palate. Mouse 



d Chronological change of the distribution of mitotic cells in clett palate. Mouse 



YOSHIZAKI, N.; Ph.D. - Dept. of Biol., Fac. of Gen. Educ, Gifu Univ., GIFU, 502 Japan 



a Induction of several embryonic cells from the presumptive ectoderm by inorganic ions; regulation 



of differentiation by intracellular ions. Rana japonica (Anura) 

 YOUSON, J. H.; Ph.D. - Dept. of Zool., Scarborough Coll., Univ. of Toronto, WEST HILL, Ont. 



M1C1A4, Canada 

 a Morphology and physiology and regulation of metamorphosis. Petromyzon marinus 



(Cyclostomata) 

 YU, M. C; Ph.D. - Dept. of Anat., New Jersey Med. School, 100 Bergen St., NEWARK, NJ 07103, 



' usa' 



a Effects of hypoxia and malnutrition on brain development (biochemistry, morphology). Rat 

 YU (KOU), Ms. N. W.; B.Sc, Prof. - Dept. of Biomorphics, Natl. Defense Med. Ctr., P.O.Bo.x 8244, 



TAIPEI 107, Taiwan, Rep. of China 

 a Enzyme development in larval interrenals. Rana catesbeiana (Anura) 

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



280. Jaoan 

 ZELARAYAN, Ms. L.; Ph.D. - Inst, de Biol., Univ. Nac. de Tucuman, Chacabuco 461, 400 S.M.de 



TUCUMAN. Argentina 

 a Sperm maturation; epididymal activity. Rat 

 b In vitro fertilisation. Mesocricetus auratus (Rodentia) 

 ZIXENKA Ms P. S.; Ph.D. - Sect. Exp. Embrvol., Lab. of Vision Res., Natl. Eye Inst., Natl. Inst, ot 



Health, BETHESDA. MD 20205, USA 

 a Biosyntliesis of lens fiber plasma membranes and metabolism of their phospholipids during 



embryogenesis. Gallus domesticus (Aves) 

 ZIMMERMAN E. P.; Ph.D. - Div. of Fetal Pharmacol., Children's Hosp. Res. Found., Elland & 



Bethesda Aves., CINCINNATI, OH 45229, USA 

 a Morphogenetic movements in palate shelf: role of contractile proteins; teratogens (incl. 



glucocorticoids, diphcnyUiydantoin) causing cleft palate and/or affecting cell movement. Mouse, 



Man and otiiers (Mammalia) 

 ZIMMERMAN, J.; Ph.D. - Dept. of Anat., Univ. of Alabama, 617 Volker Hall, BIRMINGHAM, 



AL 35294, USA 

 a Developmental onset of synthesis of newly isolated melanosomal proteins. Chicken 

 b Changes in cell junctional complexes during development of pigment epithelium. Chicken 



97 



