RASTL Ms E.; Ph.D. - Dept. of Embryol., Carnegie Inst, of Washington, 1 15 W. University Parkway, 

 BALTIMORE, MD 21210, USA 



a Mapping of mitochondrial RNA on the mitochondrial genome. Xenopus laevis (Anura) 



RASWEILER, J. J., IV; Ph.D. - Dept. of Anat., Cornell Univ. Med. Coll., 1 300 York Ave., NEW YORK, 

 NY 10021, USA 



a Comparative morphology of the early embryo and associated changes in the female reproductive 

 tract, through the time of ovum implantation (Hght, transmission and scanning electron micros- 

 copy). Glossophaga soricina, Noctiho albiventris, Carollia perspicillata, Desmodus rotundus, 

 Peropteryx kappleri (Chiroptera) 



b Maintenance and breeding in the laboratory. (Chiroptera) 



RAWDON B. B.; Ph.D. - Dept. of Anat., Med. Sch., Univ. of the Witwatersrand, Hospital St., 

 JOHANNESBURG 2001, S. Africa 



a Origin of the endocrine cells of the gastro-intestinal tract. Callus domesticus (Aves) (with 

 A. ANDREW and B. KRAMER) 



b Occurrence of somatostatin- and avian pancreatic polypeptide in the same or in different cell 

 types of the pancreas around hatching (immunochcmistry). Same species as a (with A. ANDREW) 



RAWLES (SPURBECK), Ms. M. E.; Ph.D. - 4000 N. Qiarles St., BALTIMORE, MD 21218, USA 



RAY, A. K.; Dr. - Zool. Dept., State CoU., DARJEELING 734101, India 



a Oogenesis and early development. Bufo himalayanus (Anura) 



b Normal table. Rhacophorus maculatus (Anura) 



REAMS, W. M., Jr.; Ph.D., Prof. - Dept. of Biol., Univ. of Richmond, RICHMOND, VA 23173, USA 



a Effects of tissue environment on pigment cell morphogenesis. Gallus domesticus (Aves), Mus 

 musculus (Rodentia) 



b Factors affecting pigment behaviour in the skin. Same species as a 



c The Langerhans cell: origin and differentiation. Mus musculus (Rodentia) 



REDMAN R. S.; D.D.S., Ph.D., Assoc. Prof. - Oral Pathol. Res. Lab., Vet. Adm. Hosp., Rm A 940, 

 Bldg. 1, 1055 Clermont St., DENVER, CO 80220, USA 



a Parotid gland: ductal and myoepithelial differentiation (light and electron microscopy); cell types 

 involved in proUferation (electron microscopy, radioautography); effects of dietary and hormonal 

 changes on developmental pace (biochemical assay of exocrine enzymes, protein and hormones, 

 light and electron microscopy). Rattus rattus (Rodentia) 



b Minor salivary glands: initiation, ductal development, and acinar or alveolar differentiation; 

 (light and electron microscopy, histochemistry). Same species as a 



c Sublingual gland: prenatal development of ducts, acini and myoepithelium; perinatal maturation 

 of these elements (light and electron microscopy, histochemistry of specimens from both in vitro 

 and in vivo situations). Same species as a 



REEDER, R. H.; Ph.D. - Dept. of Embryol., Carnegie Inst, of Washington, 115 W. University Park- 

 way, BALTIMORE, MD 21210, USA 



a Isolation of ampUficd nucleoh from oocytes and characterization of the chromatin structure of 

 transcriptionally active ribosomal genes. Xenopus laevis (Anura) 



b Molecular cloning of ribosomal genes; their structure and in vitro transcription. Xenopus laevis, 

 X. borealis (Anura) 



REES, Ms. S.; Ph.D. - Dept. of Physiol., Monash Univ., WeUington Rd., CLAYTON, Vict. 3168, 

 Austraha 



a Experimental neuropathology of degeneration and regeneration in cortex. Rattus norvegicus 

 (Rodentia) 



REEVES, O. R.; Ph.D. - Dept. of Zool., Univ. of Brit. Columbia, VANCOUVER, B.C. V6T 1W5, 

 Canada 



a Biochemical control mechanisms involved in the regulation of differential gene expression during 

 early embryonic stages (specifically regulafion of RNA synthesis). Xenopus laevis (Anura) 



b Structure and function of ribosomal cistrons. Same species as a 



c Structure and function of globin genes during in vitro differentiation of Friend erythroleukemia 

 cells. Mus musculus (Rodentia) 



d Nucleosome histone modifications during changes in gene activity 



RENFREE, Ms. M. B.;Ph-D. - Environm. and Life Sciences, Murdoch Univ., MURDOCH, W.A. 6153, 

 Austraha 



a Developmental morphology. Macropus eugenii (Marsupiaha) 



b Developmental biochemistry of embryo and fetal fluids. (Marsupialia) 



c Control of delayed implantation including embryo metabolism and steroidogenesis in the blasto- 

 cyst and placenta. Macropus eugenii, M. irma, Setonbc brachyurus (Marsupialia) 



RENNERT, O. M.; M.D., Prof. - Dept. of Pcdiat., Mol. Biol, and Biochem., and Med., Coll. of Med., 

 Univ. of Oklahoma, OKLAHOMA-City, OK 73190, USA 



a Modification of isoaccepting species of transfer RNA isolated from embryos and adult liver and 

 spleen (amino acyl-tRNA reaction, reverse phase chromatography). Mus musculus, Rattus nor- 

 vegicus (Rodentia) 



b Isoleucyl-tRNA formation as a controlhng factor in the "tuming-off of fetal hemoglobin" produc- 

 tion. (Rodentia) 



c Identification of species of isopentenyl-tRNA's during embryonic development. Same species as a 



d Polyamines and their relationship to cellular prohferation. (MammaUa) 



e Significance of copper, zinc and manganese in embryo, fetus and neonate; characterization of 



peptide-metal transport carriers. (Mammalia) 

 RENWICK, A. G. C; M.D., Ph.D. - Dept. of Biochem., Univ. of Auckland, Private Bag, AUCKLAND, 

 New Zealand 



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