DeO'Dic 



a. Metamorphic physiology and morphology of a trogloditic form. (Uro- 



dela) 

 h. Radiation-protective effects of implanted embryonic cells. Tritums 



viridescens (Utodela) 

 DEOL M S. B.Sc. M.Sc, Ph.D. — Dept. of Genet., Univ. Coll. London. 

 GowerSt., LONDON W.C.I, England 



a. Developmental genetics of skeletal mutants. Mus musculus (Rodentia) 



b. Developmental genetics of mutants with defects of the inner ear. Mus 

 musculus (Rodentia) 



c. Developmental genetics of neurological mutants. Mus musculus (Hoden^ 



tia) 

 DEPARIS P. Lic.es Sci. — Lab. de Biol, gener., Fac. des Sci., 118 Route de 



Narbonne. TOULOUSE, France 

 a. Hematopoiese. (Urodela) 

 DfiPfiCHE, J. — Lab. d'Evolution des Etres Organises, Fac. des Sci., 105 



Boulevard Raspail, PARIS Vie, France 

 a. Physiological investigations on embryos developing in vitro. Poe- 



cilia reticulata ( = Lebistes reticulatus) , Xiphophorus helleri, Gambusia 



affinis, Heterandiia formosa (Poeciliidae, Teleostei) 

 DEROM, R. M. J. M.D., Ph.D. — Dept. of Obstetr. and Gynecol., Univ. 



Hosp., De Pintelaan, GENT, Belgium 



a. Anaerobic metabolism in the fetus (determination of blood lactate and 

 pyruvate; calculation of "excess lactate"). Homo sapiens (Primates) 



b. Longitudinal study of uniovular twins (determination of genotype based 

 on structure of placental membranes and on differences in blood groups; 

 followup on a long term basis) . Homo sapiens (Primates) 



DESSOUKY, D. A. M.D.. Ph.D. — Dept. of Anat., Schools of Med. and 

 Dent., Georgetown Univ., 3900 Reservoir Road. N.W., WASHING- 

 TON, D.C. 20007, U.S.A. 

 a. Development and differentiation of skeletal muscle, electron microscopy. 



Gallus domesticus (Aves) 

 h. Development of motor-end plate and relation to differentiation of the 

 skeletal muscle. Gallus domesticus (Aves) 

 DE TERRA (WHITTAKER), Mrs. N. B.A., Ph.D. — Lab. of Nuclear 

 Med. and Radiation Biol., U.C.L.A., 900 Veteran Ave., LOS ANGE- 

 LES, Cahf. 90024, U.S.A. 

 a. Morphogenesis and nucleo-cytoplasmic interactions studied by micro- 

 surgery, histochemistry and autoradiography. Stentor coeruleus (Ciliata) 

 DETH, J. H. M. G. van M.D., Prof. — Dept. of Anat. and Histol.. Univ. of 

 Adelaide, ADELAIDE, S. Austr., Australia 



a. Teratogenesis by hormones. Gallus domesticus (Aves) 



b. Hormonal influences on sex determination. Gallus domesticus (Aves) 

 DETTLAFF, Mrs. T. A. Dr.Biol.Sci.. M.I.I. E., Prof. — Inst, of Animal 



Morphol., Acad, of Sci. of the U.S.S.R, Vavilov St 12, MOSCOW 

 V-133. U.S.S.R. 



a. The nature of the specificity of oocyte nuclei in the process of oocyte 

 maturation. (Amphibia) (in collaboration with Mrs. L. A. NIKITINA) 



b. Effect of gonadotropins and changes in the germinal vesicle and in the 

 oocyte cytoplasm during maturation (effect of actinomycin, olygomycin 

 and puromycin). (Amphibia) 



52 



