Nov-Oka 



b. Identification of gamete-shedding substance in radial nerves. Asterias 

 amurensis, Asterina pectinifera (Asteroidea, Echinodermata) (in collab- 

 oration with H. KANATANI) 

 NOVAK, V. J. A. D.Sc. — Dept. of Insect Physiol., Entomol. Inst., Czecho- 

 slovak Acad, of Sci., Na Folimance 5, PRAHA 2, Czechoslovakia 



a. Morphogenesis and blastogenesis. Pyrrhoeoris apterus (Hemiptera) , Bom- 

 byx mod (Lepidoptera), Leptinotarsa decemlineata (Coleoptera) 



b. Hormones in development. Pyrrhoeoris apterus (Hemiptera), Bombyx 

 mod (Lepidoptera) , Leptinotarsa decemlineata (Coleoptera) 



NOWAK, A. Lek.med. — Dept. of Gener. Biol., Silesian Acad, of Med., 

 Rokitnica, ZABRZE 8, Poland 



a. The influence of estrogens on mitotic regulation. Mus musculus (Roden- 

 tia) 



b. The mitotic regulation in the regenerating tadpole. Xenopus laevis 

 (Anura) 



NOWAK6WNA, Miss J. D.Sc. — Zaklad Zool. Ogolnej, Inst. Zool., Uniw. 

 we Wroclawiu, ul. Sienkiewicza 21, WROCLAW, Poland 



a. The morphogenetic functions of the thyroid gland and hypophysis. (Am- 

 phibia; Reptilia; Aves) 



b. Pigmentation and the endocrine glands. (Amphibia) 



c. Analysis of thyroid function by means of 131 J. Rana esculenta (Anura) 

 NOYES, R. W. M.D., Prof. — Dept. of Obstetrics and Gynecol., School of 



Med.. Vanderbilt Univ., NASHVILLE, Tenn., U.S.A. 



a. Ovum transfers in study of implantation. (Mammalia) 



b. Tubal transport of spermatozoa and ova. (Mammalia) 



c. Endometrial development. Homo sapiens (Primates) 



NOESCH, H. D.sc.nat, Prof. — Zool. Inst, der Univ., Rheinsprung 9, 

 BASEL, Schweiz 



a. Einfluss des Nervensystems auf die Entwicklung anderer Organe. (In- 

 secta ) 



b. Entwicklung der imaginalen Muskeln. (Lepidoptera) 



c. Entwicklung des Nervensystems. (Insecta) 



d. Entwicklung der Muskelkontraktilitat. (Lepidoptera) 



NUMANOI, H. Ph.D. — Biol. Inst., Coll. of Gener. Education, Univ. of 

 Tokyo, Komaba, Meguro-ku, TOKYO, Japan 



a. Biochemical studies on differentiation. (Echinoidea) 



b. Biochemical studies on pearl formation. (Mollusca) 



OBIKA, M. B.S., M.A., Sc.D. — Dept. of Zool., Univ. of Arizona, TUCSON, 

 Arizona, U.S.A. 



a. Pteridines in the skin. (Amphibia) 



b. Studies on chromatophore differentiation. (Amphibia) 



OBIKA, M. M.A., D.Sc. — Biol. Lab., Keio Univ., YOKOHAMA-Hiyoshi, 



Japan 

 a. Correlation between pigment formation and pterin derivatives during 



development. (Amphibia) 

 O'BRIEN, B. R. A. B.Sc, Ph.D. — School of Anat., Univ. of New South 



Wales, SYDNEY, N.S.W., Australia 



a. Isolation of cell nuclei by partial electrolysis. Gallus domesticus (Aves) 



b. Effect of oxygen pressure on haem synthesis in blood island erythroblast. 

 Gallus domesticus (Aves) 



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