Lep 57 Linda 



LEPORI, N. G. Lib.Doc. Prof. — 1st di Zool. e Anat. Comp. dell'Univ., 

 Via A. Volta 4, PISA, Italia 



a. Ovo- and spermatogenesis — chromosome cycle. Poly cells tenuis (Tur- 

 bellaria) 



b. Ovo- and spermatogenesis — chromosome cycle. Helix adspersa 

 (Gastropoda) 



c. Recherches sur la differenciation de la peau et de la pigmentation. (Aves) 



d. Ricerche sulla pigmentazione della pelle negli embrioni nelle culture sulla 

 membrana corion-allantoidea. (Aves) 



LERMAN. L. Ph.D. — Div. of Chem. Embryol., Med. Center, Univ. of 

 Colorado. 4200 East Ninth Ave. DENVER 20, Col.. U.S.A. 



a. Incorporation of labelled amino acids into protein fractions of muscle 

 tissue. Gallus domesticus (Aves) (in collaboration with H. HERR- 

 MANN) 



b. Protein chromatography on specific adsorbens. 



LEROY, P. J. M. Dr es Sci. — Lab. d'HistophysioL. Coll. de France. Place 

 Marcelin Berthelot, PARIS Ve, France 

 a. Development and physiology of the adrenals. Gallus, Anas (Aves) 

 LEVER, J. Dr Phil.. Prof. — Zool. Inst., Free Calvinistic Univ.. Rapenbur- 

 gerstraat 128, AMSTERDAM C. Holland 

 a. Descriptive embryology. Colisa labiosa (Teleostei) 

 LEVI, G. L. F.I.I.E., Dr, Prof. (Emer.) — Inst, of human Anat., Fac. of 

 Med.. Corso Massimo d'Azeglio 52, TORINO. Italy 



a. Recherches sur les transformations qui se produisent dans les organismes 

 et dans les tissus cultives i n v i t r o pendant I'accroissement. (Amniota) 



b. Recherches sur les caracteres de la structure et des proprietes biologiques 

 dans les tissus cultives in vitro. (Amniota) 



LEVLMONTALCINI. Miss R. M.D., Assoc. Prof. — Dept of Zool., 

 Washington Univ.. Lindell and Skinker Aves. ST LOUIS 5, Mo., U.S.A. 



a. Neuro-embryology. Gallus domesticus (Aves) (in collaboration with 

 V. HAMBURGER) 



b. Effects of mouse sarcoma on growth in vivo and in vitro. 

 Triturus (Urodela) 



LEVY, Mrs G. Dr es Sci.. laureat de I'Acad.Med. — Lab. d'EmbryoL, Fac. 

 de Med., 15 Rue de I'Ecole de Med., PARIS Vie, France 



a. Vitamines chez la mere et le foetus. Mus rattus (Rodentia) 



b. Teratogenese par carence. Mus rattus (Rodentia) 



LEWIS. W. H. F.I.I.E.. Dr. Prof. (Emer.) — Wistar Inst, of Anat. and 



Biol., PHILADELPHIA 4. Pa. U.S.A. (no data received) 



LILLIE. R. S. Ph.D.. Sc.D. — Physiol. Lab.. Univ. of Chicago. CHICAGO 



37, 111., U.S.A. (no data received on Nov. 1^'. 1953) 



LIMBORGH. J. van Med. Drs — Anat.-Embryol. Lab. der Rijks Univ.. 



Janskerkhof 3, UTRECHT. Holland 



a. Origin of the asymmetry of the gonads in bird-embryos. Anas boschas 



(Aves) 

 h. Differentiation of sex in birds. Anas boschas (Aves) 

 LINDAHL. P. E. F.I.I.E.. Fil. Dr. Prof. — Inst, for Zoophysiol.. Uppsala 

 Univ.. UPPSALA, Sweden 

 a. Large scale separation of macromeres, mesomeres and micromeres of the 

 developing egg. (Echinoidea) 



