a Developmental study of mutational effects of genes which lead to eye and skeletal 



abnormalities. Mus musculus (Rodentia) 

 b Genetic control of cell proliferation. Same species as a 



c Study of mechanisms of eye and skeletal abnormalities by organ culture. Same species as a 

 d Methods for the prevention of inherited eye abnormalities by administering drugs. Same 



species as a 

 KORKIA (NIJARADZE), Mrs. I. K. Cand.biol.sci. - Dept. of Anim. Embryol Inst of 



Zool., Acad, of Sci. of the Georgian SSR., 31 Chavchavadze Ave., TBILISI 30, U.S.S.R. 

 a Cellular foundations of immunogenesis 



b Comparative research of immunological potentiality. (Reptilia; Aves) 

 KORN, H. F. Dr.rer.nat. — I.Zool. Inst., Friedrich-Alexander Univ., Universitatsstr 19 852 



ERLANGEN, W.Germany 

 a Development. ( Nemathelminthes) 

 b The postlarval brain. (Polychaeta) 

 KORNGUTH, S. E. Ph.D., Prof. — Depts. of Neurol, and Physiol. Chem., Coll of Med 



Univ. of Wisconsin, MADISON, Wis. 53706, U.S.A. 

 a Changes in histone distribution during development of the nervous system. Bos taurus, Sus 



domesticus (Artiodactyla) , Macaca mulattta (Primates) 

 b Proteins of the synaptic complex and development of synaptic contacts. Same species as a 

 c Development of fetal cerebellum (electron microscopy, Golgi staining). Macaca mulatta 



(Primates) 

 KOROCHKIN, L. I. Dr.med.sci., Prof. — . Inst, of Cytol. and Genet., Pravda St. 9, ap. 4, 



NOVOSIBIRSK-90, U.S.S.R. 

 a Experimental morphology, cytochemistry, and cytophysiology of the developing nervous 



system. Rattus norvegicus, Mus musculus (Rodentia) 

 b Developmental genetics. Drosophila melanog aster, D. virilis (Diptera) 

 c Regeneration of the neural retina with special reference to isozymic patterns of LDH. 



Tritmus cristatus (Urodela) (with V. I. MITASHOV) 

 KOROTKOVA, Mrs. G. P. Dr.biol.sci. — Dept. of Embryol., Leningrad State Univ., 



Mendeleevsky St. 5, LENINGRAD V-164, U.S.S.R. 

 a Comparative study of regeneration, asexual reproduction, and somatic embryogenesis. 



Leucosolenia complicata, Sycon lingua, Halichondria panicea and other spp. (Porifera) 

 b Development of embryos cultivated in vitro. Halisarca dujardina, Baicalospongia 



bacillifera (Porifera) 

 KORT, C. A. D. de Dr. — Lab. of Entomol., Agric. Univ., Binnenhaven 7, P.O.B. 62, 



WAGENINGEN, Netherlands 

 a Effects of hormones on flight muscle development. Leptinotarsa decemlineata (Coleoptera) 

 b Hormonal control of the synthesis of vitellogenic proteins during oogenesis. Leptinotarsa 



decemlineata (Coleoptera) 

 KOSCIELSKI, B. D.Sc. — Inst, of Zool., Univ. of Wroclaw, ul. Sienkiewicza 21, WROC- 

 LAW 2, Poland 

 a Cytology and cytochemistry of development. Thermobia domestica (Thysanura) 

 KOSHELEV, B. W. Cand.biol.sci. — Inst, of Anim. Evolut. Morphol. and Ecol., Acad, of 



Sci. of the U.S.S.R., Lenin Ave. 33, MOSCOW W-71, U.S.S.R. 

 a Gametogenesis, sex cycles, and spawning ecology. Perca fluviatilis, Lucioperca lucioperca, 



Acevina cevnua, Rutilus rutilus, Abramis brama, Scardinius erythrophthalmus, Cyprinus 



carpio, Tinea tinea, Carassius carassius, Esox lucius, Coregonus lavaretus and others 



(Teleostei) 

 KOSHIDA, Y. D.Sc. — Dept. of Biol., Coll. of Gen. Educ, Osaka Univ., Toyonaka, 



OSAKA, 560 Japan 

 a Cytological studies on the presence of recognizable sex-associated differences. Gallus 



domesticus, Coturnix c. japonica, Meleagris gallopavo (Aves) 

 b Histochemistry of developing photoreceptors. Lymnaea spec, Euhadra spec, Limax spec. 



(Pulmonata) , Monodonta spec, Conomurex spec, Littorina spec. (Pcosobranchia, Gastro- 

 poda), Pecten spec, Chlamys spec. (Lamellibranchia), Octopus spec. (Octopoda), Sepia 



spec. (Decapoda, Cephalopoda) 

 c Histochemistry of developing digestive organs. (Mollusca; Amphibia) 

 KOSIN, I. L. Ph.D., Prof. — Lab. of Developm. Biol., Dept. of Anim. Sci., Coll. of Agric. 



Washington State Univ., PULLMAN, Wash. 99163, U.S.A. 

 a Effect of increased C0 2 level during preincubation storage on embryogenesis. Uallus 



domesticus (Aves) „ 



b Uptake of 3 H-thymidine by early embryonic tissue and its effect on mitotic activity, bame 



species as a „ . . . . 



KOSKIMIES, O. J. M.D. — Lab. of Exper. Embryol., Dept. of Zool., Univ. of Helsinki. 



Arkadiankatu 7, HELSINKI 10, Finland . , 



a Virus-induced abnormalities in embryonic development. Homo sapiens (Primates) (witn 



L. O. SAXEN, Dept. of Pathol.) „ „ c _, , v ,. 



KOSTELLOW, Miss A. B. Ph.D. — Dept. of Physiol., Albert Einstein Coll. of Med., Yesniva 



Univ., 1300 Morris Park Ave., NEW YORK, Bronx, N.Y. 10461, U.S.A. 

 a Enzyme induction in the embryo; the conditions controlling the synthesis ot tissue specinc 



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