Raf'Raw 



RAFFERTY. K.A., Jr. B.S., M.S.. Ph.D. — Dept. of Anat.. School of Med.. 

 Johns Hopkins Univ., 709 N.Wolfe St. BALTIMORE, Md. 21205, 

 U.S.A. 



a. Developmental pathology. Rana pipiens (Anura) 



b. Morphology of cells in culture. Rana pipiens, R. sylvatica. R. clamitans 

 (Anura) 



RAGOZINA, Mrs.M.N. Dr.biol.sci. — 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 influence of ecological factors on the mode of development of 



provisory organs. Lacerta spp., Gecko spp., Agama spp., Testudo spp., 



Clemmy s spp. (Reptilia). ( Aves nidifugi et nidicoli) 

 RAMASWAMI. L.S. M.Sc. D.Sc. Prof. — Dept. of Zool., Univ. of Rajast- 



han, JAIPUR, India 



a. Induced spawning and artificial hybridization of Indian species. (Te- 

 leostei: Ranidae. Bufonidae, Anura) 



b. Reproductive physiology of desert animals. 



1. Influence of hormones on early development. Meriones hurrianae 

 (Zapodidae, Rodentia) , Hemiechinus spec, Paraechinus spec. (Erina- 

 ceoidea, Insectivora) 



2. Neurosecretion during development and metamorphosis. (Anura) 

 RAMENSKAJA. Mrs. G. P. Cand.biol.sci. — Inst, of Animal Morphol., 



Acad, of Sci. of the U.S.S.R., Vavilov St.l2. MOSCOW V-133, 



U.S.S.R. 

 RAMSEY, Miss EM. A.B.. M.D. — Dept. of Embryol., Carnegie Inst, of 



Washington, 115 W. University Parkway, BALTIMORE, Md. 21210.. 



U.S.A. 

 a. Placentation; study of placental structure, development and vasculature. 



Macaca mulatta. Homo sapiens (Primates) 

 h. Determinations of blood, amniotic and intervillous space pressures 



throughout pregnancy. Macaca mulatta (Primates) (in collaboration 



withG.W.CORNER. Tr.) 



c. Anatomical and radiological studies of circulation in the maternal pla^ 

 centa. Macaca mulatta. Homo sapiens (Primates) (in collaboration with 

 M.W.DONNER. C.B.MARTIN, Jr., I.H.KAISER and H.S.McGAU- 

 GHEY, Jr.) 



RANZI, S. Ph.D.. M.I.I.E., Prof. — 1st. di Zool., Univ. di Milano, Via Celo- 



ria 10. MILANO. Italia 

 a. Action of RNA on cytodifferentiation. 

 RANZOLI, F. Dr., Prof. — 1st. di Zool., Via S. Giacomo 9, BOLOGNA. 



Italia 



a. Development of gonads. (Urodela; Aves) 



b. Sexual and asexual reproductive cycles and regeneration. Salmacina 

 incrustans, S. dysteri (Polychaeta) 



c. Growth and sexuality in colonial animals. (Bryozoa) 



RAO, B.R. M.Sc. — Hubrecht Lab. (Intern. Embryol. Inst.), p/a Universi- 

 teitscentrum "De Uithof", UTRECHT, Netherlands ! 



a. Establishment of the pattern of neural differentiation tendencies in the 

 presumptive neural ectoderm in definitive primitive streak and early head jf 

 process stages (method: intracoelomic grafting of ectoderm from I 

 various areas). Gallus domesticus (Aves) 



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