LEVI G. L. Dr., F.I.I.E., Prof. (Emer.) — 1st. di Anat. umana, Fac. di Med.. 



Corso Massimo d'Azeglio 52, TORINO. Italia 

 LEVI-MONTALCINI, Miss R. M.D.. F.I. I.E. — Dept. of Zool., Washing- 



ton Univ.. ST. LOUIS 30, Mo., U.S.A. 

 a. Developmental neurology. (Aves) 

 LEVIS, A. G. Dr.Biol.Sci. — 1st. di Zool. e Anat. Comp., Fac. di Sci., Via 



Loredan 10, PADOVA, Italia 



a. Cell metabolism and multiplication in vitro. Cavia spec, Cricetulus 

 griseus (Rodentia) 



b. Germ cell differentiation in vitro. (Amphibia) 



LEVY, E. — Finsen Lab., Finsen Inst., Strandboulevarden 49, COPENHA- 

 GEN, Denmark 



a. Radiation sensitivity of oocytes. Mus musculus (Rodentia) (in collabo- 

 ration with Mrs. H. PETERS) 



b. Generation time and turnover time of cells in the vaginal and uterine 

 epithelium. Mus musculus (Rodentia) (in collaboration with Mrs. H. 

 PETERS) 



c. DNA synthesis in oocytes. Mus musculus (Rodentia) (in collaboration 

 with Mrs. H. PETERS and M. CRONE) 



LEWIS, W. H. Dr., F.I.I.E., Prof. ( Emer. ) — Wistar Inst., 36th St. at Spruce, 

 PHILADELPHIA 4, Pa., U.S.A. 



LHOTKA, J. F. M.D., Ph.D. — Dept of Anat., School of Med., Univ. of 

 Oklahoma, OKLAHOMA City, Okla., U.S.A. 



LI, Mrs. Yu-Ying FU Ph.D. — Medical Chemistry Unit, Communicable Dis- 

 ease Center, U.S. Public Health Service, ATLANTA 22, Ga., U.S.A. 



a. Thyroid function in the fetus. Rattus spec, Homo sapiens (Mammalia) 



b. Effects of P 32 and C 14 on the embryo. (Orthoptera) 



LIEDKE, Mrs. K. BEYER Ph.D. — Dept. of Biol, Fairleigh Dickinson Univ., 

 TEANECK, N.J., U.S.A. 

 a. Induction and differentiation studies using tritiated thymidine and cyti- 

 dine. (Amphibia) 



LIERSE, W. Dr.med. — Anat. Inst, der Univ., Univ.-Krankenhaus Eppen- 

 dorf, Martinistr. 52, HAMBURG 20, Deutsche Bundesrepublik 

 a. Makroskopische, elektronenoptische und histochemische Untersuchungen 

 iiber die Angioarchitektur des Archipallium, des Neopallium, des Corpus 

 striatum und des Cerebellum. (Reptilia; Aves; Mammalia) 



LILLELUND, K. Dr. — Inst. f. Hydrobiol. u. Fischereiwiss. der Univ. Ham- 

 burg, Olbersweg 24, HAMBURG-Altona, Deutsche Bundesrepublik 

 a. Development of eggs and fry under different hydrological conditions 

 (temperature, salt proportion). Osmerus e. eperlanus (Teleostei) 



LIMBORGH, J. van M.D., Prof. — Anat. Embryol. Inst., Univ. of Amster- 

 dam, Mauritskade 61, AMSTERDAM O., Netherlands 



a. Origin of the asymmetry of the gonads. Anas boschas (Aves) 



b. Sex differentiation. Anas boschas (Aves) 



c Morphogenesis of the skull. Gallus domesticus (Aves) 

 LINDAHL, P. E. Fil.Dr., Prof. — Inst, of Zoophysiol., Univ. of Uppsala, 



UPPSALA, Sweden 



(no embryological work in progress) 

 LINDBERG, N. O. H. Fil.Dr.. Prof. — Wenner-Gren's Inst, for exper. Biol., 



Norrtullsgatan 16, STOCKHOLM Va., Sweden 



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