a Molecular autoradiographic study of RNA synthesis during oogenesis. Gallus domesticus (Aves) 



b Autoradiographic study of RNA synthesis during dental development. (Mammalia) 



c Theoretical considerations on gene differentiation 



NOUMURA, T.; D.Sc. - Dept. of Biol., Tokyo Metropolitan Inst, of Gerontol., 35-2 Sakaecho, 



Itabashi-ku, TOKYO, 173 Japan 

 a Identification of embryonic gonadal hormones in sex differentiation. Gallus spec. (Aves), Rattus 



spec. (Rodentia) 

 b Mechanism of Mullerian inhibition. Gallus spec, Anas spec, Coturnix spec. (Aves) 

 NOVAES P M. - Dept. of Gen. Biol., Inst, of Biol. Sci., Fed. Univ. of Minas Gerais, Rua Carangola 



288 - 4° andar, C.P. 253, BELO HORIZONTE, M. G., Brazil 

 a Alteration of spermatogenesis following interspecific hybridization or ionizing radiations. (Triato- 



minae, Hemiptera) 

 NUMANOI, H.; Ph.D., Prof. - Biol. Lab., Sch. of Educ, Waseda Univ., Tozuka, Shinjuku, TOKYO, 



Japan 

 a Biochemical control of metamorphosis. Procambarus clarkii (Decapoda, Crustacea) 

 b Organ culture of endocrine system involved in ecdysis. Same species as a 

 NUSSBAUM, N. S.; Ph.D., Assoc. Prof. - Dept. of Biol. Sci., Coll. of Sci. and Engin., Wright State 



Univ., Col. Glenn Highway, DAYTON, Ohio 45431, U.S.A. 

 a Hormonal aspects of mineralization as studied in hypophysectomized, mature animals (using 



regenerating scales as test objects). Carassius auratus, Fundulus heteroclitus (Teleostei) 

 b Electron micrographic aspects of scale regeneration in non-juvenile animals (autoradiography and 



cytochemical techiques applied at ultrastructural level). Carassius auratus (Teleostei) 

 OAKLEY, G. P., Jr.; M.D. - Cancer and Birth Defects Div., Bur. of Epidemiol., Center for Dis. 



Control. ATLANTA, Ga. 30333, U.S.A. 

 a Blastocyst chromosomes with regard to delayed fertilization. Rattus spec. (Rodentia) 

 b Epidemiology of birth defects in spontaneous abortions and newborns. Homo sapiens (Primntes) 

 OBERLANDER, H.; Ph.D. - Insect Attract., Behav. and Basic Biol. Res. Lab., Agric Res. Serv., 



U.S.D.A., 1700 S.W. 23rd Drive, P.O. Box 14565, GAINESVILLE, Fla. 32604, U.S.A. ISDB 



a Cellular aspects of the hormonal control of metamorphosis. Galleria mellonella, Plodia inter- 



punctella (Lepidoptera) 

 b Developmental behavior of imaginal discs in vivo and in vitro. Same species as a 

 OBIKA, M.; D.Sc. - Dept. of Biol., Keio Univ., YOKOHAMA-Hiyoshi, Japan 

 ODA, S.; D.Sc, Prof. - Biol. Lab., Coll. of Gen. Educ, 'St. Paul's Univ., 3 Nishi-Ikebukuro, 



Toshima-ku, TOKYO, 171 Japan 

 a Germination of statoblasts. Lophopodella carteri, Pectinatella magnifica (Phylactolaemata, Bryo- 



zoa) 

 ODUTOLA, A. B.; Dr. - Dept. of Anat., Fac of Med., Univ. of Ibadan, IBADAN, Nigeria 

 a Explant culture of the embryonic trigeminal ganglion (ultrastructure, behaviour). Rattus spec. 



(Rodentia) 

 O'FARRELL, A. F.; A.R.C.S., Prof. - Dept. of Zool., Sch. of Biol. Sci., Univ. of New England, 



ARMIDALE, N.S.W. 235 1, Australia 

 a Effect of wounding with and without treatment with hormones inducing moult and regeneration. 



Blattella germanica (Blattariae) (with A. STOCK) 

 OGREN, R. E.; Ph.D. - Dept. of Biol, Wilkes Coll., WILKES-BARRE, PA 18703, U.S.A. 

 OHASHI, T.; M.Sc - Dept. of Anat., Mie Pref. Univ., 2-174, Edobashi, TSU, Japan 

 OHI, S.; Ph.D. - Dept. of Embryol., Carnegie Inst, of Washington, 115 W. University Parkway, 



BALTIMORE, Md. 21210, U.S.A. 

 a Techniques for mapping of nucleic acids. Xenopus laevis (Anura) 

 b Purification of histocompatibility antigens from cells. Mus musculus (Rodentia) 

 c Regulation of synthesis of nuclear and mitochondrial nucleic acids during early development. 



Rana pipiens, Xenopus laevis (Anura) (With I. B. DAWID) 

 OHNO, S.; Ph.D., D.Sc. - Dept. of Biol., City of Hope Med. Center, 1500 E. Duarte Rd., DUARTE, 



Calif. 91010, U.S.A. 

 a The interaction between the X-hnked Tfm mutant gene and an (O hv ) allele of the nearby 



'controlling-element' site (restoration of testosterone responsiveness to various embryonic tissues; 



preferential X-activation). Mus musculus (Rodentia) 

 OHSAKI, K. - Biol. Inst., Coll. of Lib. Arts, Univ. of Kanazawa, KANAZAWA, Japan 

 a Development of egg. Dugesia japonica (Turbellaria) 

 b Reaggregation of dissociated cells. Callyspongia elongata (Porifera) 

 c Regeneration. Hydra spec. (Hydroidea) 

 OJIMA, Y.; D.Sc, Prof. - Dept. of Biol., Kwansei Gakuin Univ., Uegahara, NISHINOMIYA, 662 



Japan 

 a Developmental genetics. Carassius auratus, Cyprinus carpio (Teleostei) 

 b Developmental cytogenetics. Freshwater species and hybrids (Teleostei) 

 OKA, H.; Ph.D., Prof. (Emer.) - Inst, of Zool., Tokyo Kyoiku Univ., Otsuka 3-29-1, Bunkyo-ku, 



TOKYO, 112 Japan ISDB 



OKADA, M.; Ph.D. - Inst, of Zool., Tokyo Kyoiku Univ., Otsuka 3-29-1, Bunkyo-ku, TOKYO, 112 



Japan 

 OKADA, T. S.; D.Sc, Prof. - Lab. of Cell Sci., Inst, of Biophys. and Molec Biol., Univ. of Kyoto, 



Kitashirakawa, Sakyo-ku, KYOTO, 606 Japan ISDB 



a Factors affecting cell aggregation and cell contact. Gallus gallus (Aves) (with M. TAKEICHI and 



K. YASUDA) 

 b Stability in the differentiation of cells from eye tissues in clonal cell culture. Gallus gallus (Aves), 

 Mus bactrianus (Rodentia) (with G. EGUCHI and M. TAKEICHI) 



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