Chand 20 Cit 



CHANDEBOIS. Miss R. Lie. es Sci. — Lab. de Zool. gener. de la Fac. 



des Sci.. Place Victor Hugo, MARSEILLE, France 

 a. Regeneration. Planaria (Turbellaria) 

 CHANG, C. Y. M.S.. Ph.D. — Dept of Zool.. State Univ. of Iowa, IOWA 



CITY. Iowa. U.S.A. 



a. Sex determination by steroid hormones. (Anura) 



b. Parabiosis and sex differentiation. Xenopus (Anura) 



c. Inheritance of polymely. Bufo (Anura) 



d. Sex inheritance and differentiation. (Ranidae) 



CHANG, M. C. Ph.D. — Worcester Foundation for Exper. Biol., 222 

 Maple Ave. SHREWSBURY, Mass., U.S.A. 

 (no data received on Nov. P', 1953) 



CHANMUGAM, P. K. M.Sc, M.R.C.S.. L.R.C.P., L.M.S. — Dept of 

 Anat., Fac. of Med, Univ of Ceylon. Kynsey Rd. COLOMBO 8. Ceylon. 

 India 

 (no embryological work in progress) 



CHASE, H. B. Ph.D., Prof. — Arnold Biol. Lab., Brown Univ., PROVI- 

 DENCE 12. R.I. .U.S.A. 

 a. A study of anophthalmia and microphthalmia. Mus musculus (Rodentia) 

 h. A study of skin and its derivatives with emphasis on hair development 

 and pigment distribution. Mus musculus (Rodentia) 



CHEN, J M. — Strangeways Research Lab., Wort's Causeway, CAM- 

 BRIDGE. England (U.K.) 

 (no data received on Nov. P«. 1953) 



CHENEY. R. H. B.S.. A.M.. S.M.. Sc.D.. Prof. — Dept of Biol.. Brooklyn 

 Coll.. Bedford Ave and Ave H. BROOKLYN 10. N.Y.. U.S.A. 

 a. Retardation effect of dimethylated xanthines on development. Arbacia 



punctulata (Echinoidea) 

 h. Theophylline, theobromine, and caffeine effects on fecundity and deve- 

 lopment. Rattus norvegicus (Rodentia) 



c. Effect of di- and trimethylated xanthines on root tip growth. Allium 

 (Liliaceae) 



d. Effect of methylated xanthines on the oxygen consumption of the fer- 

 tilized egg and early embryology. Arbacia punctulata (Echinoida) 



CHIRIBOGA, J. M.D. — Central de Investig., Minist. de Salud Publ. de la 



Nacion, Bolivar 1128, BUENOS AIRES, Argentina 



(no data received on Nov. 1^', 1953) 

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



Developm. Physiol.. Inst, of Exper. Biol.. Acad. Sinica, 865 Chang Ning 



Rd. SHANGHAI. China (no data received over some years) 



CHURCH. G. A.B. — Dept of Biol. Sci.. Stanford Univ., STANFORD, 



Cal., U.S.A. 

 a. The growth of graft hybrids. (Amphibia) 

 CIGADA, Miss M. Dott. Sci. Biol. — 1st. di Zool. e Anat. Comp., Univ. 



di Milano. 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., Univ. di Milano. 



Via Celoria 10, MILANO. Italia 

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



