[lib. 2a. I** Illb. 2c. 



Iinmimological studies (h). 



J. Studies of differentiation by immunological and other IIIc. 2 



techniques. Triton alpestris. R. M. FREEDMAN 



L. Investigating the ontogeny of tissue antegens by im- 

 munological techniques. Chick. J. D. EBERT 



2b. Complete development or development during special periods 

 (e.g. early, late, etc.) of part of the organism (e.g. head, tail, 

 limbs, etc.). 



2b* . Complete development or development during special periods 

 (e.g. early, late, etc.) of isolated blastomeres. 

 G. Centrifuging eggs, and development of fractions Ilia. 2b*. d. 

 obtained by centrifugal force. Parthenogenetic mero- V. 3. 



qony. Development of pluteus larva. Arbacia punctulata. 



E. B. HARVEY 



J. Study of certain metabolic aspects of cell migration in 



vitro. (Glycolysis, respiratory quotient, effect of various 



metabolic inhibitors). Triturus totosus, Tr. rivularis and 



Ambly stoma punctatum. R. A. FLICKINGER 



2b** . Complete development or development during special periods 

 (e.g. early, late, etc.) of organ rudiments. 



2b* **. Complete development or development during special periods 

 (e.g. early, late, etc.) of special tissues. 



HV. (?) Metabolic interaction between tissues. Exchange of 

 metabolites between tissue components (epithelium- 

 stroma) with different degrees of oxidative or anaerobic 

 metabolism. The investigation is carried out with model 

 tissues, such as cornea, as well as with tissue-cultures. 

 S. COHEN and H. HERRMANN 



2c. Complete development or development during special periods 

 (e.g. early, late, etc.) of cell-constituents and special sub- 

 stances. 



General subjects. 



D. Karyologische Untersuchungen — Karyomerentropis- Illb. 4. 



mus. Cyclops (Entomosttaka). H. STICH Illb. 19. 



G. Correlations between structure and function of the cyto- 

 plasm. Sea-urchins. L. MONNfi 



V. Investigations if there occur any changes in the nucleus Illb. 19. 



in course of differentiation. Vertebrates. DANIELLI 

 J. Localization of cell constituents in amphibian egg. 



H. HOLTER 

 Transplantation of cell constituents. Triton alpestris. Ilia. 2c. 



C. H. WADDINGTON 



