Cohen 70 Cot 



The metabolic maturation of human liver. The capacity to syn- 

 thesize creatine from glycocyamine and methyl donors is tested 

 with livers of human feti of different inauterine age. Illb. 13. b. M. 



(in collaboration with H. HERRMANN) 



COLOMBO, G. Cytology during embryogenesis. Amphibians. 



Ilia. 2a. J. 



COLWIN, A. L. Fertilization reaction. Saccoglossus (Enteropneusta) . 



(in collaboration with Mrs L. H. COLWIN) II lb. 4. F. 



Normal and experimental development. Saccoglossus (Enterop- 

 neusta) . Ilia. 2a. F. 

 (in collaboration with Mrs L. H. COLWIN) 



Effect of certain chemicals on development. Molgula, Ciona and 



Styela (Tunicata). Illb. 2a. e. H. 



COLWIN, Mrs L. H. Fertilization reaction. Saccoglossus (Enterop- 

 neusta). Illb. 4. F. 

 (in collaboration with A. L. COLWIN) 



Normal and experimental development. Saccoglossus (Enterop- 

 neusta). Ilia. 2a. F. 

 (in collaboration with A. L. COLWIN) 



Development of Thyone (Holothuria) . Ilia. 2a. G. 



COMANDON, J. (data not yet received). 



CONKLIN, E. G. (data not yet received). 



O'CONNOR, R. J. Factors affecting mitosis. Amphibians and birds. 



Hid. 2. J. and L. 

 CORDER, R. Prenatal growth and differentiation of the organs (brain, 



cord, hypophysis, etc.) in the fetal puppy. Ilia. 19. M. 



(in collaboration with H. B. LATIMER) 

 CORNER, G. W. Histology of uterus and ovaries in reproductive cycle 



of primates. Chiefly Macaca rhesus. I. 17. M. 



Embryological study of pregnancies terminated because of genetic 



or maternal factors threatening the fetus, e.g. rubella, mongolism. 

 Homo sapiens. Hid. 2. M. 



COPENHAVER, W. M. (data not yet received). 

 COSTA. A. Celestino da Development of the adrenals. Birds and 

 mammals. I. 18. L. and M. 



Development of the sympathetic. Birds and mammals. I. 9. L. and M. 



COSTELLO, D. P. Research in cyto-embryology and cyto-physiology 



on Marine Invertebrate eggs. Illb. 2c. c. EV. 



Research in the general field of Heteroploidy. This includes surveys 



of frequency of polyploidy and haploidy in natural populations 

 of salamander larvae; induction of heteroploidy by cold and heat 

 effects of chemicals, etc., in production of abnormalities of mitosis 

 as the basis for induction of heteroploidy. Amblystoma punctatum 

 (in collaboration with Miss C. HENLEY) IIIc. 2. } 



COTRONEI, G. Recerche su trapianti, espianti e parabiosi tra anfib 

 anuri e urodeli alio scopo di indagare i processi di regolazione 

 differenziazione nel quadro dei problemi della costituzione biologica 

 Anfibi. Ilia. lc. J 



(in collaboration with T. PERRI and Mrs L. URBANI— MISTRUZZI) 



