a. Developmental histochemistry of the vegetative ground plexus. Mus rattus 

 (Rodentia) (in collaboration with B. CSILLIK) 

 KOHONEN, P. J. Ph.D. — Biol. Div., Oak Ridge National Lab.. P.O. Box 

 Y, OAK RIDGE, Tenn., U.S.A. 

 a. DNA-synthesis in the regenerating lens. (Urodela) (in collaboration 

 with Miss S. EISENBERG) 

 KOJIMA. M. K. M.A., D.Sc. — Marine Biol. Station. Nagoya Univ., Suga- 

 shima-cho, TOBA, Mie-ken, Japan 

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

 mus, Pseudocentrotus 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 thyroid hormones upon limb regeneration in tadpoles. Bufo 

 americanus, Pseudacris nigrita, Rana pipiens (Anura) 

 KONIECZNA (MARCZYNSKA), Mrs. B. Ph.D. — Dept. of Biol, and 

 Embryol., Acad, of Med., ul. Kopernika 7, KRAK6W, Poland 

 a. Immunological tolerance in tumour grafting. Mesocricetus auratus, Mus 

 musculus (Rodentia) 

 KONIGSBERG, I. R. A.B.. Ph.D. — Dept. of Embryol., Carnegie Inst, of 

 Washington, 115 W. University Parkway, BALTIMORE 10, Md., U.S.A. 



a. The growth and differentiation of the skeletal muscle cell. Gallus domes- 

 ticus (Aves) 



b. Factors controlling developmental expression in cell culture. Gallus do- 

 mesticus (Aves) 



KONOK, I. B. — The Biol. Research Inst, of the Hungarian Acad, of Sci., 

 TIHANY. Lake Balaton, Hungary 



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. Phospholipids in differentiating tissues. Sus domestica (Artiodactyla) 



c. Histochemical studies on early development. Nereis diversicolor (Anne- 

 lida) (in collaboration with Miss Z. SZANKOWSKA) 



d. The sequence of some substances in the development and function of the 

 embryonic mesonephros. Sus domestica (Artiodactyla) 



e. Histochemical studies on oogenesis. Nereis diversicolor (Annelida) 



f. The residual substance of the dissolving nucleus in the oocyte before 

 maturation division. Nereis diversicolor (Annelida) 



KONYUKHOV, B. V. Cand.biol.sci. — Inst, of Exper. Biol, Acad, of Med. 

 Sci. of the U.S.S.R., Baltiyskaya 8, MOSCOW A-315, U.S.S.R. 



a. Developmental study of mutational effects of genes which lead to eye 

 and skeletal abnormalities. Mus musculus (Rodentia) 



b. Study of lens proteins by electrophoresis. Mus musculus (Rodentia) 



c. Study of mechanisms of eye and skeletal abnormalities by organ culture. 

 Mus musculus (Rodentia) 



d. Methods for the prevention of some inherited abnormalities by administe- 

 ring drugs. Mus musculus (Rodentia) 



KOONO, J. Dr.Med. — Anat. Dept., Fac. of Med., Nagasaki Univ., NAGA- 

 SAKI, Japan 



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