a Comparative study on in vitro development of organ primordia. Mus musculus (Rodentia), 

 Homo sapiens (Primates) 



b Effects of thalidomide on colony formation of embryonic cartilaginous cells. Homo sapiens 

 Primates) 



c Transplacental carcinogenicity of ethinylestradiol administered during 11th to 17th day of 

 gestation. Mus musculus (Rodentia) 



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



a Tissue interactions in differentiating digestive organs. Gallus domesticus, Coturnix c. japonica 

 (Aves) 



YAZAKI, Ms. I.; M.Sc. - Embryol. Sect., Dept. of Biol., Tokyo MetropoUtan Univ., 2-1-1, Fuka- 

 zawa, Setagaya-ku, TOKYO, 158 Japan 



YEW. D. T.; Ph.D. - Dept. of Anat., Univ. of Hong Kong, Li Shu Fan Bldg., 5 Sassoon Rd., HONG 

 KONG 



a Effects of light (different wavelengths, also laser) and neurotrophic agents on prenatal and 

 postnatal development of eye (particularly the retina) and visual pathways. Gallus domesticus 

 (Aves), Mus musculus, Rattus norvegicus (Rodentia) 



b Morphology, morphometry and biochemistry of prenatal eye development. Homo sapiens 

 (Primates) 



YNTEMA, C. L.; Ph.D., Prof. - Dept. of Anat., Upstate Med. Ctr., State Univ. of New York, 766 

 Irving Ave., SYRACUSE, NY 13210, USA 



a Effects of temperature on development. (Chelonia) 



YONEDA, M.; D.Sc, Prof. - Lab. of Devi. Biol., Dept. of Zool., Kyoto Univ., Kitashirakawa-Oiwake- 

 cho, Sakyo-ku, KYOTO 606, Japan 



a Physical properties of eggs and oocytes in relation to: 1) cleavage and meiotic division; 2) struc- 

 ture of the cell surface. (Echinodermata) 



YOSHIDA, K.; M.D. - Dept. of Anat., Sch. of Med., Shinshu Univ., Asahi 3-1-1, MATSUMOTO 

 390, Japan 



a Development of eyes in embryo and newborn (electron microscopy, radioautography). Mus 

 musculus, Rattus spec. (Rodentia), Homo sapiens (Primates) 



YOSHIDA, S.; M.D. - Dept. of Physiol., Inst, for Brain Res., Kyoto Univ., Yoshidakonoe-cho, Sakyo- 

 ku, KYOTO, 606 Japan 



a Developmental changes in the ionic mechanisms of the action potential and the delayed inward- 

 going rectification in dorsal root ganglion cells (cultured cells from 16- to 17-day fetuses, dis- 

 sected cells from different stages after birth). Mus musculus (Rodentia) 



b Development of excitability and synaptic function in cultures of spinal cord tissues from 13- to 

 15-day fetuses (Holmes silver stain, intracellular injection of horseradish peroxidase, electro- 

 physiology). Same species as a 



YOSHIKAWA, I. - Dept. of Genet., Nagasaki Univ., 12-4, Sakomoto-machi, NAGASAKI, 852 Japan 



a Radiation genetics (embryo, germ cells). Drosophila melanogaster (Diptera) 



YOSHIOKA, M.;M.D. - Dept. of Anat., Univ. of Tokyo, Hongo, Bunkyo-ku, TOKYO 113, Japan 



a Chronological change of the distribution of mitotic cells in lower second molar. Mus musculus 

 (Rodentia) 



b Development of cleft palate. Same species as a 



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

 HILL, Ont. MIC 1A4, Canada 



a Morphology and physiology and regulation of metamorphosis. Petromyzon marinus (Cyclosto- 

 mata) 



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

 TAIPEI 107, Taiwan, Rep. of China 



a Functional development of adrenal cortex in the embryo. (Anura) 



YUKAWA, O.; Ph.D. - Div. of Biol., Natl. Inst, of Radiol. Sci., 9-1, 4-chome, Anagawa, CHIBA 280, 

 Japan 



a X-irradiation-induced damage in microsomal drug metabolizing enzyme system of developing 

 liver. Rattus norvegicus (Rodentia) 



b Mechanism of differentiation of drug metaboUzing enzyme system in Uver microsomal membranes 

 during development. Same species as a 



ZAMBERNARD, J. - Dept. of Zool., Univ. of Minnesota, ST. PAUL, MN 55101, USA 



ZELENKA, Ms. P. S.; Ph.D. - Sect. Exp. Embryol., Lab. of Vision Res., Natl. Eye Inst., Natl. Inst, of 

 Health, BETHESDA, MD 20014, USA 



a Biosynthesis of lens fiber plasma membranes and metaboHsm of their phospholipids during em- 

 bryogenesis. Gallus domesticus (Aves) 



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

 Bethesda Aves., CINCINNATI, OH 45229, USA 



a Developmental microheterogeneity of alpha-fetoprotein (sialylation; synthesis in yolk sac and 

 fetal liver; presence in amniotic fluid and fetal plasma). Mus musculus (Rodentia), Homo sapiens 

 (Primates) and other Mammaha 



b Palate shelf morphogenesis (movement): role of contractile proteins; teratogens (including gluco- 

 corticoids) causing cleft palate. Same species as a 



ZIMMERMAN, J.; Ph.D. - Dept. of Anat., Univ. of Alabama, BIRMINGHAM, AL 35294, USA 



a Developmental onset of synthesis of newly isolated melanosomal proteins. Gallus domesticus 

 ^ Avcs^ 



ZIMMERMANN, A. A.; D.Sc, Prof. (Emer.) - 815 Woodstock St., BELLAIRE, TX 77401, USA 



ZWAAN, J.; M.D., Ph.D., Assoc. Prof. - Dept. of Ophthalmol., Children's Hosp. Med. Center, and 

 Dept. of Anat., Harvard Med. Sch., 25 Shattuck St., BOSTON, MA. 021 15, USA 



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