KECK, K. Ph.D. — Dept. of Biol., Johns Hopkins Univ., Charles and 34th 

 Sts.. BALTIMORE 18, Md., U.S.A. 



a. Nuclear and cytoplasmic factors determining the species specificity of 

 enzyme proteins. Acetabularia spp. (Algae) 



b. Investigation of structural and functional states of macromolecules in the 

 cell nucleus which underlie nuclear differentiation. Gallus domesticus 

 (Aves) 



KELLY, W. A. B.Sc. — Wye Coll., Near ASHFORD, Kent, England 

 KEMP, N. E. Ph.D., M.I.I.E. — Dept. of Zool., Univ. of Michigan, ANN 

 ARBOR, Mich., U.S.A. 



a. Use of radioactive isotopes as tracers in studies on synthesis of proteins 

 in skin, ovary and digestive tract. Rana pipiens (Anura) 



b. Electron microscopy of developing oocytes with special reference to the 

 development of yolk and egg membranes (comparative study). (Everte- 

 brata, Vertebrata) 



c. Changes in the cortical cytoplasm following fertilization. Fundulus hetero- 

 clitus (Teleostei), Rana pipiens (Anura) 



d. Electron microscopic analysis of metamorphic changes in skin, skeleton 

 and other organs. Rana pipiens (Anura) 



e. Effects of ionizing radiations on submicroscopic structure. Rana pipiens 

 (Anura) 



KERR, N. S. A.B., M.S.. Ph.D. — Dept. of Zool., Coll. of Liberal Arts, Univ. 

 of Minnesota, MINNEAPOLIS 14, Minn., U.S.A. 



a. The morphogenesis of non-flagellated amoeba to flagellated amoeba, of 

 amoeba to gametes, of zygotes to plasmodia, and of plasmodia to fruiting 

 bodies. Didymium nigripes ( Eumycetozoina) 



b. Developmental genetics. Didymium nigripes (Eumycetozoina) 

 KETCHEL, M. M. B.A., M.S., Ph.D. — Worcester Foundation for Exp. Biol., 



222 Maple Avenue, SHREWSBURY, Mass., U.S.A. 



a. Immunology of pregnancy. Rattus norvegicus, Mus musculus (Rodentia) 



b. Role of Fallopian tube in development of the ovum. Rattus norvegicus, 

 Mus musculus (Rodentia) 



KIDO, T. D.Sc. — Zool. Inst., Fac. of Sci., Univ. of Kanazawa, KANAZA- 

 WA, Japan 



a. Analysis of mechanism of pharynx- formation. Dugesia gonocephala (Tur- 

 bellaria) 



b. Depigmentation of eye after treatment with thiourea and iodine. Dugesia 

 gonocephala (Turbellaria) 



c. Reaggregation of dissociated cells. Reniera japonica (Porifera) 



d. Cytological properties of neoblasts. Dugesia gonocephala (Turbellaria) 

 KIELB6WNA, Miss L. D.Sc. — Zaklad Zool. Ogolnej, Inst. Zool., Uniw we 



Wroclawiu, ul. Sienkiewicza 21, WROCLAW, Poland 

 a. The morphogenetic functions of the thyroid gland and hypophysis. (Am- 

 phibia) 

 KIENY, Mrs. M. A. Dr.es Sci. — Lab. d'Embryol. et Teratol. exper. du 

 C.N.R.S., 49bis Avenue de la Belle Gabrielle, NOGENT sur Marne 

 (Seine), France 



— Lab. d'Embryol. exper. du Coll. de France, 1 1 Place Marcelin Ber- 

 thelot, PARIS Ve, France 



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