particularly in relation to energetics metabolism. Fundulus heteroditus 

 (Teleostei) , Amby stoma maculatum (Urodela) 

 CRESP. J. Dr. — Lab. de Biol. Anim., C.P.E.M. 1 et 2. Fac. des Sci.. Place 

 Victor Hugo. MARSEILLE 3e. France 

 a. Regeneration and asexual reproduction (histogenesis, X-irradiation ) . 

 Hydroides notvegica, Salmacina incrustans (Serpulidae, Polychaeta) 

 CRIPPA. M. M.D. — Lab. di Radiobiol. anim., C.S.N, della Casaccia, 

 ROMA, Italia 

 a. Cell differentiation and developmental genetics. 

 CRISTEA, Miss M. M.D. — Catedra de Biol, Inst. Medico-Farmaceutic, 

 Str. Pasteur 6, CLUJ, Rumania 

 a. Histochimie des organes embryonnaires cultives in vitro. Gallus 



spec. (Aves) 

 h. Influence de I'hormone gonadotrope choriale sur la gonade indifferenciee 

 cultivee in vitro. Gallus spec. (Aves) 

 CROISILE, Y. Lic.es Sci.. Dr. — Inst. d'Embryol. et Teratol. exper. du 

 C.N.R.S., 49bis Avenue de la Belle Gabrielle. NOGENT sur Marne 

 (Seine), France 



— Lab. d'Embryol. exper. du Coll. de France, 11 Place Marcelin Ber- 

 thelot, PARIS Ve, France 



a. Culture d'organes embryonnaires sur des extraits homo- et heterolo- 

 gues. Gallus gallus (Aves) 



b. Application de methodes immunochimiques a I'etude de I'apparition des 

 constituants specifiques au cours du developpement. Gallus gallus 

 (Aves) 



c. Etude de quelques enzymes (hypoxanthine deshydrogenase, deshydro- 

 genases lactiques) dans les organes de I'adulte et de I'embryon. Gallus 

 gallus (Aves) 



CRONE, M. — Finsen Lab., Finsen Inst., Strandboulevarden 49, COPEN- 

 HAGEN, Denmark 

 a. DNA synthesis in oocytes. Mus musculus (Rodentia) (in collaboration 

 with Mrs. H. PETERS and E. LEVY) 

 CROWELL, P. S. A.B., A.M., Ph.D., M.I.I.E., Prof. — Dept. of Zool. 



Indiana Univ., BLOOMINGTON, Ind., U.S.A. 

 CRUZ, A. R. M.D.. Ph.D. — Dept. de Morfol. Humana Funcional e 

 Aplicada, Fac de Med. de Ribeirao Preto, Univ. de Sao Paulo, Caixa 

 Postal 301. SAO PAULO, S.P., Brasil 

 a. Histochemistry of developing neurons. (Vertebrata) 

 h. Allometric growth of some organs. Rattus rattus (Rodentia) 

 c. Nucleo-cytoplasmic allometric relation in oocyte, (Vertebrata) 

 CRUZ (DE LOSADA), Mrs. M. V. de la M.D. — Dept. de Embriol.. Inst. 

 Nac. de Cardiol., Ave. Cuauhtemoc nr. 300, MEXICO 7, D.F., Mexico 

 a. The action of influenza virus (P-R8) upon cardiac development. Gallus 



domesticus (Aves) 

 h. The effect of allantoic and amniotic fluid upon embryonic development. 



Gallus domesticus (Aves) 

 c. The effect of variations of temperature upon embryonic development. 

 Gallus domesticus (Aves) 

 CSABA, G. C.Sc.M.. M.D. — Inst, of Histol. and Embryol.. Med. Univ., 

 Tiizolto u. 58, Budapest IX, Hungary 



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