b. Study of development in the presence of antibodies against embryonic 

 proteins. Rana pipiens (Anura) 



c. Immuno-histologic analysis of development using fluorescent antibody. 

 Rana pipiens (Anura) 



NADAMITSU, S. N. D.Sc. — Zool. Lab., Fac. of Sci., Hiroshima Univ., 

 Higashisenda-cho, HIROSHIMA, Japan 



a. In vitro ovulation. Mus musculus (Rodentia) 



b. Further development of ova in vitro. Mus musculus (Rodentia) 

 NAKAMURA, I. M.D., Prof. — Dept. of Anat., Fukushima Med. Coll., 



Mikawakita-machi 1, FUKUSHIMA-Shi, Japan 



a. Analysis of prospective areas and differentiation potencies in the epiblast 

 of the blastoderm. Gallus domesticus (Aves) 



b. Analysis of developmental mechanism of the alimentary tract. (Amphi- 

 bia) , Homo sapiens (Primates) 



NAKAMURA, O. D.Sc, M.I.I.E., Prof. — Lab. of Morphol., Osaka Lib. 

 Arts Univ., IKEDA, Osaka Pref., Japan 



a. Map of presumptive regions and formative movements. Triturus spec, 

 Hynobius spec, Rana spec. (Amphibia) 



b. Experimental analysis of development of tail. Triturus spec. (Urodela) 

 c Formation of digestive tract. Rana spec, Triturus spec (Amphibia) 



d. Interaction of germ layers in differentiation and shaping. Triturus spec, 

 Rana spec (Amphibia) 



NAKANE, T. D.Sc — Biol. Lab., Kyoto Prefectural Univ., Shimogamo, 



KYOTO, Japan 



(no embryological work in progress) 

 NAKANO, E. M.A., Dr.Sc, M.I.I.E. — Biol. Inst., Fac. of Sci., Nagoya 



Univ., Chikusa-ku, NAGOYA, Japan 

 a. Metabolic analysis of early development. Oryzias latipes (Teleostei) (in 



collaboration with T. HISHIDA) 

 NAKAYAMA, T. M.B., M.D. — Anat. Inst., Med. Fac, Nihon Univ., No. 



30, Ooyaguchi-kamimachi, Itabashi-ku, TOKYO, Japan 



a. Embryological studies on the venae cordis minimae. Homo sapiens (Pri- 

 mates) 



b. Researches on the changing courses of the arteries in the fetal period. 

 Homo sapiens (Primates) 



NARBAITZ, R. M.D. — Inst, de Anat. gener. y Embriol., Fac. de Med., 

 Paraguay 2155, BUENOS AIRES, Argentina 



a. Sexual differentiation (gonadal genesis). Gallus domesticus (Aves) 



b. Induced aspermatogenesis. Cauia porcellus (Rodentia) 



NAYLOR, E. B.Sc, Ph.D. — Dept. of Zool., Univ. Coll. of Swansea, Sing- 

 leton Park, SWANSEA, Glamorganshire, Wales 

 a. Determination of asymmetry in development and regeneration of the 

 operculum. Hydroides norvegica (Polychaeta) 



NEBEL, L. A. Dr.Med. — Dept. of Anat., Hadassah Med. School, Hebrew 

 Univ., P.O. Box 1172, JERUSALEM, Israel 



a. Effect of external physical factors on early development. Gallus domes- 

 ticus (Aves) 



b. Effect of certain chemicals on the structure of the endometrium and on 

 implantation. Mus norvegicus albinus, Rattus rattus (Rodentia) 



NEDVIDEK, J. Dr. — Dept. of Gener. and Exper. Zool., Zool. Inst, of 

 Charles Univ., Vinicna 7, PRAHA 2, Czechoslovakia 



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