ROBISON, O. W.; Ph.D., Assoc. Prof. - Dept. of Anim. Sci., N. Carolina State Univ., P.O. Box 5127, 



RALEIGH, NC 27607, U.S.A. 

 ROBKIN, M.; Ph.D., Assoc. Prof. - Dept. of Nucl. Engin., Univ. of Washington, BF 10, SEATTLE, 



Wash. 98195, U.S.A. 

 a Embryo culture. Rattus spec. (Rodentia) 

 b Response of embryos in culture to physical and chemical environmental factors; effects on use of 



metabolites. Same species as a 

 c Distribution and effect of mercury in pregnant animals and abortuses. Rattus spec. (Rodentia), 



Homo sapiens (Primates) 

 ROCKSTEIN, M.; Ph.D., Prof. - Dept. of Physiol, and Biophys., Sch. of Med., Univ. of Miami, P.O. 



Box 875, Biscayne Annex, MIAMI, Fla. 33152, U.S.A. 

 a Physiological basis of aging, growth, and metamorphosis. Musca domestica (Diptera), Rattus 



rattus (Rodentia) 

 b Metachemogenesis - post emergence biochemical maturation. (Holometabola, Insecta) 

 c Hereditary vs. environmental factors in longevity. (Diptera; Hymenoptera) 

 d Effects of x-irradiation on development, aging, and longevity. Musca domestica (Diptera) 

 e Actomyosin in maturing and senescent heart muscle. Rattus rattus (Rodentia) 

 RODRICK, G. E.; Ph.D. - Inst, for Pathobiol., Lehigh Univ., BETHLEHEM, Pa. 18015, U.S.A. 

 a Development of blood cells. Crassostrea virginica, Mercenaria mercenaria, Mya arenaria (Lamelli- 



branchia) 

 ROGERS, K. T. f Ph.D. - Dept. of Anat., Univ. of Calif., SAN FRANCISCO, Calif., U.S.A. 

 ROLLINS, E. A.; Ph.D. - Dept. of Biol. Sci., State Univ. of New York, 1400 Washington Ave., 



ALBANY, NY 12203, U.S.A. ISDB 



ROMANOFF, A. L.; Ph.D., Prof. (Emer.) - Lab. of Chem. Embryol., Cornell Univ., c/o 105 Rice Hall, 



ITHACA, N.Y. 14850, U.S.A. 

 a Chemical embryology. (Aves) 

 b Developmental pathology. (Aves) 

 RON, A.; Ph.D. - Dept. of Anat., Hebrew Univ. - Hadassah Med. Sch., P.O.B. 1172, JERUSALEM 



91000, Israel 

 a RNA and protein synthesis during sexual reproduction. Tetrahymena pyriformis (Ciliata) 

 b Biochemical characterization of micro- and macronuclei. Loxodes striatus (Ciliata) 

 ROOS, T. B.; Ph.D., Prof. - Dept. of Biol. Sci., Dartmouth Coll., HANOVER, NH 03755, U.S.A. 

 a Biochemical and morphological differentiation of the adrenal cortex from the anlage to the 



functional state (12 to 16 days, stages 19-33) (electron microscopy, histochemistry, and organ 



culture). Rattus norvegicus (Rodentia) 

 b Development of pituitary control of endocrine function; organ culture studies of independent 



differentiation of mesonephric ridge components in order to determine their interactions and 



competence and their response to pituitary and neural control. Same species as a 

 ROSALES-RONQUILLO, Mrs. M. C; Ph.D. - Dept. of Biol., Univ. of New Mexico, ALBUQUER- 

 QUE, N. Mex. 87131, U.S.A. 

 a Successful aseptic rearing using a formulated diet. Anopheles stephensi (Diptera) 

 b Histochemical analysis of cells in culture. Same species as a 

 c Effect of ecdysone on primary cell culture. Same species as a 

 ROSE, Mrs. F. C; M.A. - Lab. of Developm. Biol., Dept. of Anat., Tulane Univ., Riverside Res. Ctr., 



BELLE CHASSE, LA 70037, U.S.A. 

 ROSE, S. M.; Ph.D., Prof. - Lab. of Developm. Biol., Dept. of Anat., Tulene Univ., Riverside Res. 



Ctr., BELLE CHASSE, LA 70037, U.S.A. ISDB 



ROSENBAUM, J. L.; Ph.D., Assoc. Prof. - Dept. of Biol., Kline Biol. Tower, Yale Univ., NEW 



HAVEN, Conn. 06520, U.S.A. 

 a Relation between flagellar protein precursor pools and regeneration kinetics studied in amino 



acid-requiring and paralyzed flagella mutants by use of inhibitors of protein synthesis (cyclohexi- 



mide), assembly (colchicine, vinblastine), pulse-labeling; isolation, characterization, and in vitro 



polymerization of flagellar microtubule subunits; growth zones of microtubules, in vivo and in 



vitro by autoradiography. (Chlamydomonas reinhardi (Volvocales, Chlorophyta), Tetrahymena 



pyriformis (Ciliata) 

 b Biochemistry, synthesis, and assembly in vivo and in vitro of neurotubules and their role in the 



development of neurites and axons of cultured neuroblastoma cells. Mus musculus (Rodentia) 

 ROSS, L. M.; M.D., Ph.D. - Dept. of Anat., Michigan State Univ., EAST LANSING, Mich. 48823, 



U.S.A. 

 a The role of the embryonic tongue in the process of closure of the secondary palate. Mus 



musculus (Rodentia) 

 b Effects of cleft palate-producing teratogens on embryonic tongue and cranial base development. 



Same species as a 

 c Scanning electron microscopic aspects of embryonic palate formation, normal and abnormal. 



Same species as a 

 ROTH, S. A.; Ph.D. - Dept. of Biol., Johns Hopkins Univ., Charles and 34th Sts., BALTIMORE, MD 



21218, U.S.A. 

 ROTH, Th. F.; Ph.D. - Dept. of Biol. Sci., Univ. of Maryland, Baltimore County, CATONSVILLE,MD 



21228, U.S.A. 

 ROTHMAN, F. G.; Ph.D., Prof. - Div. of Biol. And Med. Sci., Brown Univ., PROVIDENCE, R.I. 



02912, U.S.A. 

 a Genetic and biochemical analysis of aggregation, differentiation, and morphogenesis. Dictyos- 



telium discoideum (Acrasiales) 



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