CHITNIS, P. S. — Lab. of Cell Research, Dept. of Zool., N. Wadia Coll.. 



POONA 1, India 

 a. A histochemical (qualitative and quantitative) study of the phosphatases 



in the larval stages. Chrysomia megalocephala (Diptera) (in collaboration 



with D. N. KAMAT) 

 CHOUARD, C. H. — Lab. d'Anat., Fac. de Med., 45 Rue des Sts. Peres, 



PARIS Vie, France 

 a. Noyaux du faisceau solitaire. Homo sapiens (Primates) 

 CHOVNICK, A. A.B., M.A., Ph.D., Prof. — Inst, of Cellular Biol., Univ. 



of Connecticut, STORRS, Conn., U.S.A. 



(no embryological work in progress) 

 CHOWDHURY, J. R. — Chittaranjan National Cancer Research Centre, 37 



S. P. Mookerjee Rd., CALCUTTA 26, India 

 a. Nuclear and cytoplasmic nucleic acid metabolism in the embryo, studied 



by inoculation of radioactively labelled phosphate into air sac, amnio- 

 tic cavity, allantoic cavity or yolk sac respectively. Gallus domesticus 



(Aves) (in collaboration with R. K. NEOGY) 

 CHUANG HSIAO HUI Dr.rer.nat., Dr.rer.nat.habil., F.I.I.E. — Lab. of 



Developm. Physiol., Inst, for Exper. Biol., Acad. Sinica, 320 Yo Yang 



Road, SHANGHAI, China 

 CIGADA (LEONARDI), Mrs. M. Dott.Sci.Biol., M.I.I.E. — 1st. di Zool. e 



Anat. Comp., Univ. di Milano, Via Celoria 10, MILANO, Italia 

 ClHAK, R. MUDr. — Dept. of Anat., Charles Univ., U nemocnice 3, 



PRAHA 2, Czechoslovakia 

 a. Prenatal development of muscles. Homo sapiens (Primates) 

 CISZEK, B. M.Sc. — Zaklad Zool. Ogolnej, Inst. Zool., Uniw. we Wrocla- 



wiu, ul. Sienkiewicza 21, WROCLAW, Poland 

 a. Morphogenetic functions of the thyroid gland. Macropodus spec. (Pisces) 

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



STORRS, Conn., U.S.A. 



a. Nitrogen metabolism of embryos. (Reptilia; Aves) 



b. Factors affecting reaggregation of segregated cells in tissue culture. 



c. Phase contrast cinematography of differentiating cells. Gallus domesticus 

 (Aves) 



d. Relation of enzyme activity to morphological features of developing kid- 

 ney. (Aves; Mammalia) 



CLAVERT, J. M. J. Dr.en Med., Dr.es Sci., M.I.I.E., Prof. — Inst. d'Em- 

 bryol., Fac. de Med., 1 Place de l'Hopital, STRASBOURG, France 



a. Formation de l'oeuf (role de l'hormone femelle dans la vitellogenese). 

 (Pisces; Reptilia), Columba spec, Anas spec, Gallus spec. (Aves) 



b. Recherches sur le determinisme de la symetrie bilaterale. (Pisces; Rep- 

 tilia; Aves) 



c Chimioteratogenese (cortisone, antimitotiques). (Aves; Mammalia) 

 CLAYTON (FREEDMAN), Mrs. R. M. B.A., M.A., M.I.I.E. — Inst, of 

 Animal Genet., Univ. Dept. of Genet., King's Buildings, West Mains 

 Road, EDINBURGH 9, Scotland 



a. Studies of differentiation by immunological and other techniques. Tritu- 

 rus alpestris (Urodela) 



b. Differentiation in tissue culture. Gallus spec. (Aves) 



c Studies of differentiation by immunological and chromatographic techni- 

 ques. Mus musculus (Rodentia) 



33 



