ROULSTON, W. J. M.Sc — Div. of Entomol.. Veter. Parasitol. Lab., C.S.I.R.O., 677 Fair- 

 field Rd., YEERONGPILLY, Queensland. Australia 



(no cmbryological work in progress) 

 ROUX. Ch. Dr.en Med., Prof. — Lab. d'Histol.-Embryol. B. Fac. de Med. de Paris, 45 Rue 



des Sts.Peres. PARIS Vie. France 

 a Teratogenic action of inhibitors of cholesterol synthesis. Mus musculus, Ratfus norvegicus 



(Rodentia ) , (Primates) 

 b Morphogenesis of cardiac malformations. Mus musculus, Rattus norvegicus (Rodentia) 

 c Virus and gestation. Rattus norvegicus (Rodentia) 

 ROWINSKI, P. Prof. — 1st. di Fisiol. gener. e spec, degli Animali domestici e Chim. biol., 



Univ. di Torino, TORINO, Italia 

 ROWSON, L. E. A. M.R.C.V.S. — A.R.C. Unit of Reproductive Physiol, and Biochcm.. 



Univ. of Cambridge, 307 Huntingdon Rd., CAMBRIDGE, England 

 a Ovum transplantation and artificial insemination. (Mammalia) 



RUBEN, L. N. Ph.D., Prof. — Biol. Dept. The Reed Inst., PORTLAND, Ore. 97202, U.S.A. 

 a Amphibian neoplasia (physical and chemical factors affecting immunocompetence and its 



relation to lymphosarcoma transmissibility and development). Triturus viridescens, Xenopus 



laevis. Rana pipiens (Amphibia) 

 RUBEN, R. J. M.D. — Dept. of Otolaryngol., School of Med., New York Univ., 550 First 



Ave., Room H-3H, NEW YORK, N.Y. 10016, U.S.A. 

 a Histogenesis of the vertebrate inner ear as revealed with tritiated thymidine. Mus musculus 



(Rodentia) 

 h Genetic control of inner ear development. Mus musculus (Rodentia) 



RUCH, J. V. Dr.en Med. — Inst. d'Embryol., Fac. de Med., 1 Place de I'Hopital, STRAS- 

 BOURG, France 

 a Chimioteratogenese (venins). (Aves) 

 h Action dun corticoide (phosphate de dexamethasone) in vivo et in vitro. (Aves; 



Mammalia) 

 RUDDLE, F. H. Ph.D., Prof. — Dept. of Biol., Yale Univ., NEW HAVEN, Conn. 06520, 



U.S.A. 

 a Discrimination between genetic and epigenetic events in somatic cells in vitro by 



studying enzyme variants. Mus musculus (Rodentia) 

 RUDEBERG, S. I. Ph.D. — Tornblad-Inst. for comp. Embryol., Biskopsgatan 7, LUND, 



Sweden 

 a Histochemistry of cerebellum during development. (Vertebrata) 

 RUDNEVA. T. — Inst, of Developm. Biol., Acad, of Sci. of the U.S.S.R., Vavilov St 26. 



MOSCOW V-133, U.S.S.R. 

 a Time regularities of the maturation process; temperature effect upon maturation processes 



in vivo and in vitro. (Amphibia) (in collaboration with Mrs. T. A. DETTLAFF) 



• RUDNICK, Miss D. Ph.D. — Dept. of Biol., Yale Univ., NEW HAVEN. Conn. 06520. 



U.S.A. 

 a Glutamine metabolism in development. Gallus spec. (Aves) 

 b Development of entodermal structures. Gallus spec. (Aves) 

 RUEGG, M. Dipl.Sc.Nat. — Zool.-vergl. Anat. Inst., Naturwiss. Fak., Univ. Zurich, Kiinst- 



lergasse 16, 8006-ZURICH, Schweiz 

 a Protein synthesis in normal and lethal genotypes. Drosophila melanogaster (Diptera) 

 RUGH, R. Ph.D.. Prof. — Radiol. Res. Lab., Dept. of Radiol., Coll. of Physicians & 



Surgeons, Columbia Univ., 630 West 168th St., NEW YORK, N.Y. 10032, U.S.A. 

 a Heterosis and X-irradiation tolerance. Mus musculus (Rodentia) 

 h Sensitivity to irradiation of the fetal testes at different stages of development. Mus 



musculus (Rodentia) 

 c Reparation of the fetal eye following irradiation insult. Mus musculus (Rodentia) 

 d Behavior following low-level fetal X-irradiation. Rattus norvegicus (Rodentia) 

 e Neuropathological effects of ionizing radiations on the fetus. (Mammalia) 

 f Behavioral effects of the fetus X-rayed in utero. (Mammalia) 

 g Heterosis and the development of irradiation congenital anomalies. (Mammalia) 

 h Electroencephalographic analysis of brain following fetal irradiation. (Mammalia) 

 RULON, G. O. Ph.D., Prof. — Dept. of Biol., Northwestern Univ., EVANSTON, 111. 60201, 



U.S.A. 

 RUMPLER, Y. Dr.en Med. — Inst. d'Embryol., Fac. de Med.. 1 Place de I'Hopital, STRAS- 

 BOURG, France 

 a Action d'un antithyroidien in vivo et in vitro. (Aves: Mammalia) 



• RUNNER, M. N. Ph.D., Prof. — Inst, for Developm. Biol.. Univ. of Colorado, BOUL- 



DER, Colo. 80302, U.S.A. 



a Interaction of combined environmental influences upon morphogenesis (all possible com- 

 binations of pairs of 6 teratogens are tested for synergism and interference effects when 

 given to the pregnant mother at 9 days post coitum). Mus musculus (Rodentia) 



h Effects of chemical teratogenesis upon protein synthesis (embryos in vivo and i n 

 vitro; effect of treatment upon uptake of amino acids; electrophoretic separations of 

 proteins and enzymes). Mus musculus (Rodentia), Gallus domesticus (Aves) 



129 



