Hunt 45 Jaf 



b. Studies on the distribution of radio-iodine. (Amphibia) 

 ICHIKAWA. A. Rigakushi (M.S.), Rigakuhakushi (Dr). Prof. — Zool. Inst.. 

 Fac. of Sci.. Hokkaido Univ., North 8, West 5. SAPPORO, Japan, 

 a. Histological changes during regeneration. Bdellocephala bninnea and 

 Duqesia gonocephala (Tricladidca, Turbellaria) 

 ICHIKAWA. 'M. Ph.D.. Prof. — Lab. of Embryol. and Exp. Morphol., 

 Zool. Inst.. Dept of Sci.. Kyoto Univ., KYOTO, Japan. 



a. Hormonal mechanism of metamorphosis. Bombyx mori, Luehdorfia yapo- 

 nica, Dictyoploca japonica (Lepidoptera) (in collaboration with 

 co-workers) 



b. Development of ears. Triturus pyrrhogaster (Urodela) 

 IKUSHIMA, N. — Lab. of Embryol. and Exp. Morphol., Zool. Inst.. Dept 



of Sci., Kyoto Univ., KYOTO, Japan, 

 a. Redoxpotential of early embryo. Triturus pyrrhogaster and Rhacophorus 



schlegelii (A.mphibia) 

 h. Regional specificity of the inductive faculty of the organizer. 

 IMBRIANO, O. — Central de Investig., Minist. de Salud Publ. de la Nacion, 

 Bolivar 1128. BUENOS AIRES, Argentina, 

 a. Mucopolysaccharides in development. Bufo arenarum (Anura) 

 IMMERS, J. Mag.rer.nat. — Wenner-Grens Inst, for experimental Biology, 

 Norrtullsgatan 16. STOCKHOLM Va.. Sweden. 

 a. Biochemistry of fertilization, espec. on carbohydrates metabolism. Echinus 

 esculentus, Echinocardium cordatum, Paraccntrotus lividus, Strongylo- 

 centrotus droeb., etc. (Echinoidea) 

 INCE, Miss F. E. M.Sc. — Dept of Zool.. Bedford Coll.. Regent's Park, 

 LONDON N.W. 1, England (U.K.) 

 a. Study of development. Arion (Pulmonata, Gastropoda) 

 ISHIKAWA, M. M.A. (Rigakushi) — The Sugashima Marine Biol. Stat., 

 Nagoya Univ., SUGASHIMA-MURA, Shima-gun, Mie-ken, Japan, 

 a. Physiological studies on fertilization and parthenogenesis. Strong yiocen- 

 trotus pulcherrimus, Pseudocentrotus dcpressus (Echinoidea) (in colla- 

 boration with M. SUGIYAMA) 

 ISINGS, J. M.Sc. — Vezel Inst. T.N.O.. Mijnbouwstraat 16a. DELFT. 

 Holland. 



a. Cytochemistry of hair development. (Mammalia) 



b. Physiology and endocrinology of hair development. Cauia cobaya Marcor 

 and Mus musculus (Rodentia) 



c. Investigation of hair development by means of radioautography. Mus 

 musculus (Rodentia) 



IVEY. W. D. M.S. — Dept of Biol.. Emory Univ.. EMORY UNIVER- 

 SITY, Ga, U.S.A. 

 a. Effect of lithium on differentiation. Ilyanassa obsolete (Gastropoda) 

 JACOBSEN. A. A.B. — Dept of Biol. Sci.. Stanford Univ.. STANFORD. 

 Cal., U.S.A. 

 a. Experiments on development of the optic vesicle. (Amphibia) 

 JAFFE, L. F. B.S. — Dept of Embryol.. Div. of Biol.. Cahfornia Inst, of 

 Technol.. PASADENA 4, Cal., U.S.A. 



a. Study of spawning stimuli. Pelvetia fastigiata, Hcsperophycus harveya- 

 nus (Fucales, Algae) 



b. Using developing eggs, search for gradient in CO._. output. Pelvetia 

 fastigiata. Hcsperophycus harveyanus (Fucales, Algae) 



