a The effect of various intra-uterine devices (I.U.D.'s) upon embryonic survival and 



dcciduoma formation. Rattus norvegicus, Mesocricetus auratus (Rodentia) 

 CHAMBERLAIN, J. G. Ph.D. — Dept. of Anat., Sch. of Med., Univ. of California, SAN 



FRANCISCO, Calif. 94122, U.S.A. 

 a Pathogenesis of experimentally induced congenital hydrocephalus: 6-aminonicotinamide 



injected during pregnancy. Rattus rattus (Rodentia) 

 b Intraamniotic injections of metabolites and antimetabolites as replacement therapy during 



teratogenesis. Same species as a 

 c Effects of hormones and hormone antibodies on fetal development and postnatal growth. 



Same species as a 

 d Transfer of blastocysts to drug treated and non-treated recipients. Same species as a 

 CHAMBOLLE, P. Dr.es Sci. — Lab. de Biol. Anim. A, Univ. Bordeaux I, Av. des Facultes, 



33 TALENCE, France 

 a Experiments sur la gestation. Gambusia spec. (Teleostei), Salamandra spec. (Urodela) 

 b Developpement in vitro. Gambusia spec. (Teleostei) 

 c L'ultrastructure des oeufs. Same species as b 

 CHANCONIE (MAURY), Mrs. M. Dr.3e Cycle — Lab. d'Anat. Comp., Univ. Paris VII, 



2 Place Jussieu, 75 PARIS Ve, France 

 a Respiration during early stages of egg development, especially relation with oxidative 



phosphorylations as shown by the action of 2,4-dinitrophenol and some inhibitors of 



respiration. Salmo irideus, S. fario (Teleostei) (with Ch. DEVILLERS) 

 b Descriptive study of the developing nuclei in the prosencephalon. Salmo irideus (Teleostei) 

 c Teratogenesis in the prosencephalon after treatment of the blastula with 2,4-dinitrophenol. 



Same species as b (with P. CLAIRAMBAULT) 

 CHANDEBOIS, Miss R. Dr., Prof. — Lab. de Morphogenet. Anim., Centre Saint-Charles, 



Univ. de Provence, Place Victor Hugo, 13 MARSEILLE 3e, France 

 a Activity of the undifferentiated material in normal and regenerating animals (electron 



microscopy, tissue culture, irradiation). Dugesia subtentaculata, D. gonocephala (Turbel~ 



laria) 

 b Equilibria between the two cell types of the undifferentiated tissue and equilibria between 



this undifferentiated tissue and the differentiated cells. Same species as a 

 CHANG. C. Y. Ph. D. — Inst, of Zool., Acad. Sinica, Haitien, PEKING (53) People's Rep. 



of China • 



CHANTURISHVILI, P. S. Dr.biol.sci., Prof. — Dept. of Anim. Embryol., Inst, of Zool., 



Acad, of Sci. of the Georgian SSR., 31 Chavchavadze Ave., TBILISI 30, U.S.S.R. 

 a Reactivity of embryonic intestine to antigens. Gallus domesticus (Aves) 

 CHARNIAUX (COTTON), Mrs. H. Dr.es Sci., Prof. — Lab. d'Evol., Fac. des Sci. de 



Paris, 105 Bd. Raspail, 75 PARIS Vie, France • 



— Lab. de Genet. Evol. et de Biometrie, C.N.R.S., 91 GIF-sur-YVETTE, France 

 CHASE, H. B. Ph.D., Prof. — Div. of Biol, and Med. Sci., Brown Univ., PROVIDENCE, 



R.I. 02912, U.S.A. • 



a Developmental genetics of hair growth phases, using mutants hairless (hr), Rex (Re), and 



satin (sa). Mus musculus (Rodentia) 

 b Hereditary anophthalmia as influenced by teratogens. Mus musculus (Rodentia) 

 c Development and regeneration of wool follicles. Ovis aries (Artiodactyla) 

 CHAUDRY, H. S. D.Phil., Prof. — Dept. of Zool., Univ. of Gorakhpur, GORAKHPUR, 



(UP.), India 

 CHAYTOR, D. E. B. Ph.D., Prof. — Dept. of Zool., Njala Univ. Coll., Private Mail Bag, 



FREETOWN, Sierra Leone, W.Africa 

 CHEN, P. S. Dr.phil., Prof. — Zool.-Vergl. Anat. Inst., Univ. Zurich, Kiinstlergasse 16, 



8006 ZURICH, Switzerland • 



CHENEY, R. H. Sc.D., Prof.(Emer.) — Brooklyn Botanic Garden, 1000 Washington Ave., 



NEW YORK, Brooklyn, N.Y. 11225, U.S.A. 

 a Retardation effect of dimethylated xanthines on development. Arbacia punctulata 



(Echinoidea) 

 b Theophylline, theobromine, and caffeine effects on fecundity and development. Rattus 



norvegicus (Rodentia) 

 c Effect of di- and trimethylated xanthines on root tip growth. Allium spec. (Liliaceae) 

 d Effect of methylated xanthines on the oxygen consumption of the fertilized egg and early 



embryology. Arbacia punctulata (Echinoidea) 

 e Effect of x-ray and ultra-violet irradiation on development of methylated xanthine- 



treated eggs. Arbacia punctulata (Echinoidea) 

 f Effect of caffeine on development. Rana pipiens (Anura) 

 g Developmental effects of chemical inhibitors of protein synthesis. Arbacia punctulata 



(Echinoidea) 

 CHENG, Th. C. Ph.D., Prof. — Dept. of Biol., Lehigh Univ., BETHLEHEM, Pa. 18015, 



U.S.A. 

 a Embryology and differentiation. Fasciola hepatica. Schistosoma mansoni, S. haematobium 



(Trematoda) , H ymenolepis diminuta, H. nana (Cestoda) 

 b Developmental pathology: genetic basis of abnormal growth, cellular differentiation and 



34 



