KOCHER. W. — Zool.-vergl. Anat. Inst., Naturw. Fak., Univ. Zurich. 



Kiinstlergasse 16, ZURICH 6, Schweiz 

 KOECKE, H.-U. Dr Phil. — Zool. Inst, der Univ. Koln, Kerpenerstr. 13, 



KOLN-LINDENTHAL. Deutschland 



a. Krebsproblem als entwicklungsphysiologisches Problem. Mus spec. (Ro- 

 dentia). Columba spec. (Aves) 



b. Probleme der Entwicklungsphysiologie. Columba spec. (Aves) 



c. Neuralleistenentwicklung und Pigmentierung. Anas spec. (Aves) 

 KOJIMA-KUNO, M. M.A. — Marine Biol. Station, Nagoya Univ., Suga- 



shima-cho, TOBA, Mie-ken, Japan 

 a. Physiological studies on the cleavage of eggs. Hemicentrotus pulchecri- 



mus, Pseudocenfrotus depressus (Echinoidea) 

 KOLLROS. J. J. Ph.D., M.I.I.E., Prof. — Dept of Zool., State Univ. of 



Iowa, IOWA CITY, Iowa. U.S.A. 

 a. Influence of peripheral and intracentral factors upon the growth of the 



midbrain. Rana spec, Bu[o spec, Pseudacris spec (Anura) 

 h. Metamorphic effects of thyroxine in very low concentrations, and in 



higher concentrations applied locally. Rana spec, Bufo spec, Pseudacris 



spec, Ambystoma spec. (Amphibia) 



c. Regeneration of the midbrain in embryos and larvae. Rana spec, Bu[o 

 spec, Pseudacris spec, Xenopus spec. (Anura) 



d. Development of grafts of isolated segments of the central nervous 

 system. (Anura) 



e. Studies of mitosis in the developing central nervous system. (Amphibia) 



f. Influence of thyroxine analogues upon metamorphosis. Rana pipiens 

 (Anura) 



g. Influence of the eyeball upon the development of the hds, cornea, nicti- 

 tating membrane, palpebral fissure and tear glands. Rana pipiens, Pseu- 

 dacris nigrita (Anura) 



KONIGSBERG, I. R. A.B., Ph.D. — Div. Chem. Embryol., Med. Center, 

 Univ. of Colorado, 4200 East Ninth Ave, DENVER 20, Colo, U.S.A. 



a. Ontogeny of hormonal correlation of embryonic metabolism. Gallus 

 domesticus (Aves) 



b. Effect of hormones on muscle development. Gallus domesticus (Aves) 

 c Chemistry of muscle differentiation. Gallus domesticus (Aves) (in colla- 

 boration with H. HERRMANN and A. J. SAMUELS) 



KONIGSBERG, Mrs U. ROTHFELS Ph.D. — Div. Chem. Embryol.. 

 Med. Center, Univ. of Colorado, 4200 East Ninth Ave, DENVER 20. 

 Colo, U.S.A. 



a. Analysis of muscle tissue grown in vitro. Homo sapiens (Primates) 

 (in collaboration with H. HERRMANN) - 



b. Study of developmental disturbances related to nutritional deficiencies 

 investigated by application of anti-vitamins and anti-amino acids to the 

 intact egg and to explants (somites). (Aves) (in collaboration with H. 

 HERRMANN) 



KONOPACKA, Mrs B. Dr, M.V.S.S., Prof. — Inst, of Histol. and Em- 

 bryol., Veter. Fac, ul. Grochowska 272, WARSZAWA, Poland 



a. Histochemical studies on the differentiation of epithelial cells in the 

 intestine. Sus domestica (Artiodactyla) 



b. Mitochondria in differentiating intestinal epithelial cells. Sus domestica 

 (Artiodactyla) 



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