d. Identifizierung von Melanoblasten und Melaningenese. Anas domestica 

 (Aves) 



e. Determination von Neuralleistenzellen und Derivaten. Anas domestica 

 (Aves) 



KOHONEN, P. J. Phil.lic. — Dept. of Zool., Univ. of Turku, TURKU, 

 Finland 

 a. The thermolability of mesodermalizing inductive agents. Triturus vul- 

 garis (Urodela) 



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

 gashima-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. 



KONIECZNA (MARCZYnSKA), Mrs. B. M.Sc. — Dept. of Biol, and 



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

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



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 

 domesticus (Aves) 



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

 TIHANY, Lake Balaton, Hungary 



a. Comparative physiological and histological studies on the neuro-endocrine 

 activity of the nervous system. (Decapoda) 



b. Studies on the chemical nature and the effect-mechanism of neurosecre- 

 tion. (Decapoda) 



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. Histochemical studies on the developing mesonephros. Sus domestica 

 (Artiodactyla) 



c. Phospholipids in differentiating tissues. Sus domestica (Artiodactyla) 



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

 lida) 



KONYUKHOV, B. V. Dr. — Inst, of Exper. Biol., Acad, of Med. Sci. of 

 the U.S.S.R., Baltiyskaya 8, MOSCOW D-315, U.S.S.R. 



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

 GASAKI, Japan 



KOSCIELSKI, B. M.Ph. — ZaWad Zool. Ogolnej, Inst. Zool., Uniw. we 

 Wrodawiu, ul. Sienkiewicza 21, WROCLAW, Poland 



KOSHELEV, B. V. Cand.Biol.Sci. — Inst, of Animal Morphol. of the Acad, 

 of Sci. of the U.S.S.R., Lenin Avenue 33, MOSCOW V-71, U.S.S.R. 

 a. Morpho-ecological peculiarities of oogenesis in closely related species. 

 Perca fluviatilis, Acerina cernua, A. acerina, Lucioperca lucioperca (Per- 

 cidae, Teleostei) 



77 



