Oikawa*Ost 



b. Differentiation of synoptic activity of spinal cord during development, 

 studied by electromyogram. Rana nigromaculata (Anuta) 

 OKA, H. Ph.D., Prof. — Inst, of Zool., Univ. of Education, Otsuka-Kubo- 

 machi 24, Bunkyoku, TOKYO, Japan 



a. Colony-specificity and selective fertilization in compound forms. Botryllus 

 primigenus (Ascidia) 



b. Metamorphosis of compound forms. Perophora japonica (Ascidia) 



c. Regulation in the developing egg. Tachypleus tridentatus (Xiphosura) 

 (in collaboration with K. SEKIGUCHI) 



OKADA, K. D.Sc, Prof.- — Biol. Inst., Gakugei Fac, Tokushima Univ., 



TOKUSHIMA, Japan 

 OKADA, T. S. — Lab. of Embryol. and Exper. Morphol, Zool. Inst., Dept. 



of Sci., Kyoto Univ., KYOTO, Japan 

 OKADA, Y. K. M.J.A., Dr.. F.I. I.E., Prof. — Nat. Museum of Nat. Sci., 



Ueno-Park, Daito-ku, TOKYO, Japan 



a. Developmental pathology. Octopus spec, (Cephalopoda) 



b. Regeneration. Octopus spec. (Cephalopoda) 



OKAZAKI, Miss K. — Embryol. Section, Dept. of Biol., Fac. of Sci., Tokyo 



Metropolitan Univ., Setagaya-ku, TOKYO, Japan 

 a. A study of skeleton formation. (Echinodermata) 

 OKAZAKI, R. M.A. — Biol. Inst., Fac. of Sci., Nagoya Univ., Chigusa-Ku, 



NAGOYA, Japan 



a. Nucleic acid metabolism and cell multiplication during early develop- 

 ment. (Echinodermata, Amphibia) (in collaboration with Mrs. T. OKA- 

 ZAKI and Y. KURIKI) 



b. Nucleic acid metabolism and cell multiplication in micro-organisms. 

 (Bacteria) (in collaboration with Mrs. T. OKAZAKI and Y. KURIKI) 



OKAZAKI, Mrs. T. M.A. — Biol. Inst.. Fac. of Sci., Nagoya Univ., Chi- 

 gusa-Ku, NAGOYA, Japan 



a. Nucleic acid metabolism and cell multiplication during early development. 

 (Echinodermata, Amphibia) (in collaboration with R. OKAZAKI and 

 Y. KURIKI) 



b. Nucleic acid metabolism and cell multiplication in micro-organisms. (Bac- 

 teria) (in collaboration with R. OKAZAKI and Y. KURIKI) 



OKSCHE, A. Dr.Med. — Anat. Inst, der Univ., Robert Kochstr. 6, MAR- 



BURG/Lahn, Deutschland 

 a. Vergleichende Studien iiber die Entwicklung, cytologische Differenzie- 



rung, Cytodynamik und Funktion der Epiphyse und des Subcommissural- 



organs. Potenzen des Neuralrohrepithels und ihre Realisierung. Typische 



Vertreter aller Klassen (Vertebrata) 

 OLBRICH, E. Dr.med. — Histol.-embryol. Inst, der Univ., Mullerstr. 59, 



INNSBRUCK, Tyrol, Oesterreich 

 OLDFIELD, Miss F. E. B.Sc. — Embryol. Dept., Univ. Coll. London, Gower 



St., LONDON W.C. 1, England 

 a. Cell behaviour in tissue culture. Gallus domesticus (Aves) 

 OLIVIER, G. H. G. D.M., D.Sc, Prof. — Lab. d'Anat. fonctionnelle et de 



Neuro-anat., Fac. de Med., 45 Rue des Sts. Peres, PARIS Vie, France 

 a. Embryologie et croissance du squelette des membres (en particulier mem- 



bres inferieurs). Homo sapiens (Primates) (en collaboration avec H, 



PINEAU) 



94 



