d Pattern of thymidine incorporation in the chromosomes of cleaving cells. Same species as c 

 e Overall morphology of the DNA in lampbrush chromosomes. Triturus viridescens 



(Uvodela) 

 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) 

 ROMANOVA, Mrs. L. K. Dr.med.sci. — Inst, of Human Morphol., Acad, of Med. Sci. of 



the U.S.S.R., Baltiyskaya St. 8, MOSCOW 125315, U.S.S.R. 

 a The restoration of lungs. Rattus norvegicus, Mus musculus (Rodentia) 

 ROMANOVSKf, A. RNDr., C.Sc, Prof. — Dept. of Exper. Zool., Charles Univ., Vinicna 



7, PR AH A 2, Czechoslovakia 

 a Proteins and antigens in early development. (Amphibia) (with J. MACHA and J. PALE- 



CEK 

 b Transplantation of nuclei in relation to the development of antigenic characteristics. 



(Amphibia) (with F. SLADECEK) 

 ROMIJN, C. Dr., Prof. — Lab. of Vet. Physiol., State Univ. of Utrecht, Alex. Numankade 



93, UTRECHT, Netherlands 

 RONCALI, Miss L. M.D. — Inst, of Human Anat., Fac. of Med., Univ. of Bari, Policlinico, 



70124 BARI, Italy 

 a Modifications of vascular patterns during experimental twinning in the limb bud. Gallus 



domesticus (Aves) 

 b Experimental production of ectodermal thickenings in limb buds. Gallus domesticus (Aves) 

 ROOS, T. B. Ph.D., Prof. — Dept. of Biol. Sci., Dartmouth Coll., HANOVER, N.H. 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 

 ROSA, C. F. A. — Dept. de Biol., Fac. Filos. Cienc. e Let. de Ribeirao Preto, Univ. de 



Sao Paulo, C.P. 759. RIBEIRAO PR6TO, S.P., Brazil 

 ROSALES RONQUILLO, Mrs. M. C. Ph.D. — Dept. of Zool., Univ. of Illinois, 515 G 



Morrill Hall, URBANA, 111. 61801, U.S.A. 

 a Long term primary culture of embryonic, larval, and imaginal cells. Anopheles stephensi 



(Diptera) 

 b In vitro studies on cell movement and differentiation. Anopheles stephensi (Diptera) 

 ROSE, Mrs. F. C. M.A. — Lab. of Developm. Biol., Dept. of Anat., Tulane Univ., Riverside 



Research Center, BELLE CHASSE, La. 70037, U.S.A. 

 a Effect of x-irradiation on regeneration of aneurogenic limbs. Ambystoma punctatum 



(Uvodela) 

 ROSE, S. M. Ph.D., Prof. — Lab. of Developm. Biol., Dept. of Anat., Tulane Univ., River- 

 side Research Center, BELLE CHASSE, La. 70037, U.S.A. • 

 a Effect of x-irradiation on regeneration of aneurogenic limbs. Ambystoma punctatum 



(Uvodela) 

 b Bioelectric patterns in normal, denervated, and x-rayed limbs. Triturus viridescens 



(Uvodela) 

 ROSENBAUM, J. L. Ph.D. — 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 (cycloheximide), 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 



veinhavdi (Volvocales, Chlovophyta) , Tetvahymena pyvifovmis (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) 

 ROSENBERG, A. J. Prof. — Lab. d'Anat. Comp., Univ. Paris VII, 2 Place Jussieu, 75 



PARIS Ve, France 

 ROSI, Miss G. Dott.Sci.Biol. — 1st. di Biol. Gener.. Univ. di Perugia, Via del Giochetto, 



06100 PERUGIA, Italy 

 a Rapporti tra rigenerazione e neurosecrezione. Allolobophova caliginosa (Oligochaeta) 

 b Sviluppo dei meccanismi eritropoietici durante la vita neonatale. Ovyctolagus cuniculus 



(Lagomovpha) 

 c Sviluppo del sistema neurosecretorio in embrioni. Allolobophova caliginosa (Oligochaeta) 

 ROSS, G. T. B.A. — Dept. of Biol., St.Francis Xavier Univ., ANTIGONISH. N.S.. Canada 

 ROSS, K. F. A. D.Sc. — Muse. Dystrophy Res. Labs., Newcastle Gen. Hosp., NEW- 

 CASTLE upon Tyne NE4 6BE, England 



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