EGUCHI, G. Ph.D., Prof. - Lab. of Cell Sci., Inst, of Biophys. and Molcc. Biol.. Fac. of Sci., 



Univ. of Kyoto, Sakyo-ku, KYOTO, Japan • 



a Molecular and cellular events in Wolffian lens regeneration. Triturus pyrrhogastet 



(Urodela) 

 b Stability in the differentiation of chondrocytes and lens epithelial cells in clonal cell 



culture. Gallus gallus (Aves), Mus bactrianus (Rodentia) (with T. S. OKADA and M. 



TAKEICHI) 

 EHN, J. A. Fil.Dr. — Zool. Inst., Univ. of Uppsala, Box 561, S-75122 UPPSALA 1, Sweden 

 a Effects of sulphydryl-blocking and other substances on development of the embryo. 



Agelena labyrinthica (Arachnoidea) 

 b Animalization and vegetalization of the embryo by means of chemical agents. Same 



species as a 

 EICHER, Miss E. M. Ph.D. — Dept. of Biol., Coll. of Arts & Sci.. Univ. of Rochester, 



ROCHESTER, N.Y. 14627, U.S.A. 

 EISENBERG (ZALIK), Mrs. S. Ph.D. — Dept. of Zool., Fac. of Sci., Univ. of Alberta, 



EDMONTON 7, Alta., Canada 

 a The cell surface during morphogenetic movements in the embryo: 1. isolation of cell 



populations by density gradient centrifugation; 2. Cell electrophoresis; 3. Isolation of cell 



membrane. Xenopus laevis (Anura), Gallus gallus (Aves) 

 b Lens regeneration: 1. clonal cell culture; 2. transplantation of individual cells; 3. 



Morphogenetic potentials of the cell population in the dorsal iris. Triturus viridescens, 



Taricha granulosa (Urodela) , Xenopus laevis (Anura) 

 ELBERS, P. F. Ph.D. — Biol. Ultrastruct. Res. Unit, State Univ. of Utrecht, Sorbonnelaan 



4, Universiteitscentrum "De Uithof", UTRECHT, Netherlands 

 ELGER, W. M.D. — Inst, fur Endokrinpharmakol., Schering A.G., Miillerstr. 172, 1 BERLIN 



65, W.Germany 

 a Experiments on sex differentiation, using androgens and antiandrogens; the possible 



occurrence of two sex inductors. Oryctolagus cuniculus (Lagomorpha), Mus musculus, 



Rattus norvegicus (Rodentia) 

 b Immunology of embryonic gonads. Same species as a 

 ELIAS, S. Dr.chem.Sci. — Lab. de Embriol. Norm, si Parol.. Acad, de Stiinjje Med., Centr. 



de Cere. Med., Bui. M. Viteazul 24, TIMI§OARA, Rumania 

 a Biophysical (osmotic, thermic, densitometric) and biochemical (protides, water, minerals) 



aspects of the effects of exogenous noxae on the embryonic liquid. Gallus domesticus 



(Aves), Rattus norvegicus (Rodentia) 

 b Embryocybernetics: quantitative characterisation of the stability of embryonic structures 



by means of controlled destructive procedures. Gallus domesticus (Aves), Rattus norvegicus 



(Rodentia) 

 ELIASSON (KLEIN), Mrs. E. Fil.Dr. — Wenner-Gren Inst., Norrtullsgatan 16, S-113 45 



STOCKHOLM, Sweden 

 a Enzyme induction and repression, particularly arginase. Gallus spec. (Aves) 

 b Induction and repression of enzyme synthesis in cells in tissue culture. Homo sapiens 



(Primates) 

 ELLGAARD, E. G. Ph.D. — Dept. of Biol., Tulane Univ., NEW ORLEANS, La. 70118, 



U.S.A. 

 a RNA and protein metabolism in salivary glands during development. Drosophila melano- 



gaster (Diptera) 

 ELLIOTT, D. S. Ph.D. — Natl. Inst, of Environm. Health Sci., P.O.Box 12233, RESEARCH 



TRIANGLE PARK, N.C. 27709, U.S.A. 

 a Microenvironment of the early cleavage stages: characterization and effect of changes on 



embryonic development. Mus musculus, Rattus spec. (Rodentia) , Oryctolagus cuniculus 



(Lagomorpha) 

 b Methods of storage for unfertilized eggs and embryos (progesterone, low temperature), 



and viability tests by transfer to recipients. Same species as a 

 ELLIS, C. H., Jr. Ph.D. — Dept. of Biol., Amherst Coll., AMHERST, Mass. 01002, U.S.A. 

 ELMER, W. A. Ph.D. — Dept. of Biol., Emory Univ., ATLANTA, Ga. 30322, U.S.A. 

 a Differentiation of eye lens fiber cells: 1. stability increase of the proteins which control 



the turning on of macromolecular synthesis. 2. control of various RNA species by the 



different regulator molecules. Bos taurus (Artiodactyla) 

 b Genetic control of chondrogenesis on the macromolecular level in the creeper mutation 



(cell cycle times of genotypically different chondrocytes). Gallus domesticus (Aves) 

 ELSDALE, T. R. Ph.D. — Clin, and Popul. Cytogenet. Res. Unit, Western Gen. Hosp., 



EDINBURGH, Scotland, U.K. 

 a Morphogenesis in cell cultures. Homo sapiens (Primates) 

 EMANUELSSON, H. Fil.Dr. — Zoophysiol. Inst., Univ. of Lund, Helgonavagen 3, 223 62 



LUND. Sweden 

 EMELIANOV, S. V. Dr.biol.sci., Prof. — Inst, of Anim. Evolut. Morphol. and Ecol., Acad. 



of Sci. of the U.S.S.R.. Lenin Ave. 33, MOSCOW W-71, U.S.S.R. 

 a Heterochrony in appearance and rate of development of dorsal and anal fin elements 



(radialia, musculature, fin rays, fin folds). Salmo salar, Esox lucius, Tetragonopterus 



52 



