Nor-Ogr 



a. The intracellular distribution of sulfhydryl groups in embryonic, adult 



and tumorous tissues. Rana pipiens (Anura) 

 h. Effects of pH on the metabolism and fertilizing capacity of spermatozoa 



cultured in vitro. (Mammalia) 



c. Effects of light on spermatozoa. (Mammalia) 



d. Physiology and biochemistry of germ cells. (Mammalia) 



e. Physiological and biochemical basis of cell senescence. 

 N0RREVANG, A. M.Sc. — Inst, of Comp, Anat., Universitetsparken 3, 



COPENHAGEN 0, Denmark 



a. Embryology. Armillifer spec. (Linguatulida) (in collaboration with K. 

 G. WINGSTRAND) 



b. Oogenesis (histological, histochemical and ultrastructural), Priapulus 

 caudatus (Priapulida) 



NoTHIGER. R. Dipl.Sc.Nat. — Zool.-vergl.Anat. Inst.. Naturwiss. Fak., 



Univ. Ziirich, Kunstlergasse 16, ZURICH, Schweiz 

 NOUMURA, T. N. D.Sc. — Misaki Marine Biol. Station, Univ. of Tokyo, 



MISAKI, Kanagawa-ken, Japan 



a. Development of the endocrine system in the embryo and its relation to 

 the maternal system. Rattus spec. (Rodentia) 



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

 amurensis, Asterina pecfinifera (Asteroidea, Echinodermata) 



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

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



NOWAK, A. Lek.med. (Physician) — 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. -^ZaWad Zool. Ogolnej, Inst. Zoo!.. 

 Uniw. we Wroclawiu. ul. Sienkiewicza 21, WROCLAW, Poland 

 a. The morphogenetic functions of the thyroid gland and hypophysis. 

 (Amphibia: Reptilia; Aves) 



h. Pigmentation and the endocrine glands. (Amphibia) _ ^ 



NOYES, R. W. M.D., Prof. — Dept.'of Anat.,' Pacific Biomed. Research 

 Center, 2538 The Mall, HONOLULU, Hawaii 96822. 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) 



NQESCH, H. Dr.sc.nat.. Prof. — Zool. Anstalt der Univ.. Rheinsprung 9, 



4000 BASEL, Schweiz 

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



secta) 

 h. Entwicklung der imaginalen Muskeln. (Lepidoptera) 



c. Entwicklung des Nervensystems. (Insecta) 



d. Entwicklung der Muskelkontraktilitat. (Lepidoptera) 



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

 of Tokyo, Komaba, Meguro-ku, TOKYO, Japan 



a. Biochemical studies on differentiation. (Echinoidea) 



b. Biochemical studies on pearl formation. (Mollusca) 



150 



