Cig 21 Coh 



CIGADA, Miss M. Dott. Sci. Biol. — 1st. di Zool. e Anat. comp., Via 



Celoria 10. MILANO. Italia, 

 a. Protein changes in embryonic development. ( Echinodermata, Amphibia 



and Aves) 

 CITTERIO, P. Grad. stud. — 1st. di Zool. e Anat. comp., Via Celoria 10, 



MILANO, Italia, 

 a. Determination in early development. (Echinodermata and Amphibia) 

 CLANCY, W. — Biol. Dept, Univ. of Oregon, EUGENE, Ore., U.S.A. 



(no data received over two years) 

 CLARK, E. R. A.B., M.D., Sc.D., Prof. Emer. — Dept of Anat., School 



of Med., University of Pennsylvania, PHILADELPHIA 4, Pa. 



U.S.A. , 



a. Studies on growth and behavior of various tissues with the rabbit s ear 



chamber technique. (Mammalia) 

 CLARK. H. B.A., Ph.D., Prof. — Dept of Zool., Univ. of Connecticut, 



STOPS, Conn., U.S.A. 

 a. Spermatogenesis. Gallus domesticus (Aues) 

 CLAVERT, J. Dr en Med., Dr es Sc, Prof. — Inst. d'Embryol. et de 



Morphol. exper., Fac. de Med., 1 Place de I'Hopital STRASBOURG, 



(Bas-Rhin), France, 

 a. Egg formation. (Role of female hormone in vitellogenesis). Columba, 



Anas and Gallus (Aves) 

 CLAYTON, Mrs R. M. M.A. — Univ. Dept of Genetics, Inst, of Anim. 



Genetics, West Mains Rd., King's Buildings, EDINBURGH 9, Scot- 

 land (U.K.) 



a. Studies of differentiation by immunological and other techniques. Triton 

 alpestris (Urodela) 



b. Studies of a mutant in a highly inbred line by immunological and alHed 

 techniques: The mutants pink eye and luxate in CBA mice and albino 

 in an inbred strain of this laboratory. Mus musculus (Rodentia) 



CLEAT, N. D. B.Sc. — Dept of Genet.. The University, GLASGOW W. 2, 

 Scotland (U.K.) 

 a. Post-embryonic growth and development. Scheloribates laevigatus 

 (Koch) (Oribatidae, Acarina, Arachnoidea) 

 CLELAND, K. W. — Dept of Anat., The Univ. of Sydney, SYDNEY, 

 N.S.W., Australia. 

 a. Enzymatic pattern in developing eggs. Os^rea (Lamellibranchiata) 

 h. A study of mitotic inhibition in relation to disorganisation of chromo- 

 some pattern and enzymatic activity. Ostrea (Lamellibranchiata) 

 CLEMENT, A. C. Ph.D., Prof. — Dept of Biol., Emory Univ., EMORY 

 UNIVERSITY, Ga, U.S.A. 

 a. Experimental analysis of germinal localization. (Effects of removal of 

 the polar lobe, development of isolated blastomeres and other fractions 

 of the egg. Effects of various chemicals on differentiation) Ilyanassa 

 obsoleta (Gastropoda) 

 COHEN, S. Ph.D. — Dept of Pediatrics, Med. Center, Univ. of Colorado, 

 4200 east Ninth Ave, DENVER 7, Col.. U.S.A. 

 a. The metabohc maturation of the hver. The capacity to synthesize crea- 

 tine from glycocyamine and methyl donors is tested with livers from 

 feti of different intrauterine ages. Cavia (Rodentia) (in collaboration 

 with J. DEMETRY) 



