KUHN, O. Dr.rer.nat., Prof. — Zool. Inst, der Univ. Koln, Kerpenerstr. 

 13, KoLN-Lindenthal, Deutsche Bundesrepublik 



a. Hormonwirkungen in der Morphogenese. 



b. Entwicklungsphysiologie der Feder. (Aves) 



c. Wirkungsweise carcinogener und anderer Substanzen auf tierische Ge- 

 webe. 



d. Regeneration und Wundheilung. 



KULANGARA, A. C. M.A., Ph.D. — Worcester Found, for Exper. Biol., 

 SHREWSBURY, Mass., U.S.A. 



a. Intrauterine passage of macromolecules from mother to foetus. Lepus 

 spp. (Lagomorpha) , Rattus norvegicus, Cavia porcellus (Rodentia) , Felis 

 domestica (Carnivora), Bos taurus (Artiodactyla) 



b. Acquired tolerance to skin homografts. Gallus domesticus (Aves) 



c. Mechanism of blastocyst implantation. Lepus spp. (Lagomorpha) 

 KUNSKI, H. M.D. — Inst, of Histol. and Embryol., Acad, of Med., Naruto- 



wicza 60, LoDZ, Poland 

 a. Histochemistry of embryonal adrenal glands. (Mammalia) 

 KURU, M. M.D. — Inst, for Cancer Research, Med. School, Osaka Univ., 

 Dojima-hamadori, Fukushima-ku, OSAKA, Japan 



a. Isolation of an oncotrephin-like substance from regenerating liver. Rattus 

 spec. (Rodentia) 



b. Isolation of the mitosis promoting substance, oncotrephin, from malignant 

 tumors. (Mammalia) 



c. Isolation of an oncotrephin-like substance from embryonic extract. Gallus 

 spec. (Aves) 



KUUSI, Miss T. K. Dr.Phil., M.I.I.E. — Dept. of Physiol. Zool., Univ. of 



Helsinki, Arkadiankatu 7, HELSINKI, Finland 



(no embryological work in progress) 

 LACY, D. Dr. — Dept. of Zool. & Comp. Anat., St. Bartholomew's Med. 



Coll., Charterhouse Square, LONDON E.C. 1, England 

 a. Factors influencing spermatogenesis. Rattus spec. (Rodentia) 

 LAGUCHEV, S. S. Dr. — Inst, of Exper. Biol., Acad, of Med. Sci. of the 



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

 LAHIRI, D. M.Sc. — Dept. of Zool., Presidency Coll., College St., CAL- 

 CUTTA 12, India 

 a. Physiology of cell-contact. (Porifera) (in collaboration with S. BANER- 



JEE, B. GANGULY and S. MOOKERJEE) 

 LALLIER, R. A. Dr. es Sci., M.I.I.E. — Station Zoologique, VILLE- 



FRANCHE sur Mer, A. M., France 



a. Etude de la determination embryonnaire. Paracentrotus lividus, Arbacia 

 punctulata (Echinoidea) 



b. Etude de l'induction. Triturus taeniatus (Urodela) 



LAMONT, Miss D. M. B.A. — Dept. of Anat. and Embryol., Univ. Coll. of 

 London, Gower St., LONDON W.C. 1, England 

 a. Study of cell relations in tissue culture. Gallus domesticus (Aves), Mus 

 musculus (Rodentia) (in collaboration with M. ABERCROMBIE and 

 Mrs. E. M. STEPHENSON, Kensington, N.S.W., Australia) 

 LANDAUER. W. Ph.D., F.I.I.E., Prof. — Dept. of Anim. Genet., Storrs 

 Agric. Exper. Stat., Univ. of Connecticut, STORRS, Conn., U.S.A. 

 a. Developmental studies on various mutants, such as ,, duplicate", , .creeper" 

 etc. Gallus domesticus (Aves) 



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