DRI YER, Miss M. V.; M.Sc. Dept. of Zool., Univ. of the O.F.S., BLOEMFONTEIN, S. Africa 



DUBEY, P. N.; D.Phil., Prof. Dept. of Anat., Med. Coll., NAGPUR-3, M.S., India 



a Morphology and histochemistry of metanephros development to stage 40. Callus domesticus 



(Aves) (with A. QUADEER) 

 b Effect of removal of the optic vesicle on histogenesis of the optic lobe. Same species as a (with 



V. M. SALTHE) 

 c Effect of temperature differentials on regulatory phenomena and cell differentiation. Same 



species as a (with T. L. PATIL) 

 DL'l RKSl'N, J. D.; Ph.D., Prof. - Dept. of Biol., Univ. of Calgary, CALGARY, Alta. T2N 1N4, 



Canada 

 a Genetic expression and its regulation in eukaryotic cells. (Mammalia) 

 DUKE, J. L.; Ph.D. - Dept. of Obstet. and Gynecol., Center for Res. in Reprod. Biol., Univ. of 



Michigan, ANN ARBOR, Mich. 48104, U.S.A. 

 a Placenta-specific antigens. (Primates) 



b Abortifacient activity of placenta-specific antisera. (Primates) 

 DUKE, K. L.; Ph.D., Assoc. Prof. - Dept. of Anat., Med. Center, Duke Univ., DURHAM, N.C. 27710, 



U.S.A. 

 a Comparative histology of the ovaiy (including developmental stages and history of germ cells). 



(Mammalia) 

 DUMONT, J. N.; Ph.D. - Biol. Div., Oak Ridge Natl. Lab., P.O. Box Y, OAK RIDGE, TN 37830 



U.S.A. 

 DUNCAN, J. T.; Ph.D., Assoc. Prof. - Dept. of Cell and Molec. Biol., Sch. of Nat. Sci., San Francisco 



State Coll., SAN FRANCISCO, CA 94132, U.S.A. 

 DUNG, H. C; Ph.D. - Dept. of Anat., Health Sci. Center, Univ. of Texas, 7703 Floyd Curl Drive, 



SAN ANTONIO, Tex. 78284, U.S.A. 

 a Etiology of the developmental abnormalities in the 'torpid' mutant. Mus musculus (Rodentia) 

 DURAN de LOPEZ, Mrs. L.; M.D. - Cat. de Embriol., Fac. de Med., Univ. de Los Andes, MERIDA, 



Venezuela 

 a Developmental pathology, especially rachischisis, sympodia, anomalies of the urogenital system, 



etc. Homo sapiens (Primates) 

 b Developmental and functional anatomy of the mammary gland in relation with hormonal control, 



especially of the placenta and the gonads. (Rodentia), Homo sapiens (Primates) 

 c Histo- and toxoplasmosis as teratogenic factors. Same species as a (with E. KLEISS) 

 DUTTON, R. W.; Ph.D., Assoc. Prof. - Dept. of Biol., Univ. of Calif., San Diego, P.O. Box 109, LA 



JOLLA, CA 92037, U.S.A. 

 DWORKIN, M.; Ph.D., Prof. - Dept. of Microbiol., Med. School, Univ. of Minnesota, 1060 Mayo 



(Mayo Box 196) MINNEAPOLIS, Minn. 55455, U.S.A. 

 a Developmental biology of fruiting. Myxococcus xanthus (Myxobacteria) 1. Role and nature of a 



stable m-RNA required for microcyst germination. 2. Regulation of macromolecular synthesis 



during development. 3. Nature of proteins synthesized during germination. 4. Mechanism of 



induction of microcyst formation. 5. Nature of intercellular associations, 

 b Relationship of developmental cycle and ecology. Myxococcus xanthus, Stigmatella aurantiaca 



(Myxobacteria) 

 EAKIN, R. M.; Ph.D., Prof. - Dept. of Zool., Univ. of California, BERKELEY, Calif. 94720, U.S.A. 



ISDB 

 a Electron microscopy of induction systems. Hyla regilla (Anura) 

 b Development of photoreceptors. Helix aspersa (Gastropoda) (and other Invertebrata) 

 EBERT, J. D.; Ph.D., Prof. - Dept. of Embryol., Carnegie Inst, of Wash., 115 W. University Parkway, 



BALTIMORE, Md. 21210, U.S.A. ISDB 



also: Dept. of Biol., Johns Hopkins Univ., Charles & 34th Sts., BALTIMORE, Md. 21218, U.S.A. 

 a Interactions between cell membrane and nucleus in the regulation of DNA synthesis, using ions 



and ionophores in a variety of cells in culture, including lymphocytes. (Vertebrata) (with K. 



OZATO) 

 ECHAVE LLANOS, J. M.; M.D., Prof. - Inst, de Embriol., Biol, e Histol., Fac. de Cienc. Med., Univ. 



Nac. de La Plata, 60 y 120, LA PLATA, Argentina ISDB 



EDDS (LUCKENBILL), Mrs. L. M.; Ph.D. - Dept. of Biol. Sci., Smith Coll., NORTHAMPTON, Mass. 



01060, U.S.A. 

 a Neural development, (lower Vertebrata) 

 EDDS, M. V., Jr.; Ph.D., Prof. - Dept. of Zool., Univ. of Massachusetts, AMHERST, Mass. 01002, 



U.S.A. ISDB 



a Metamorphosis; visual system. Solea spec, Psettichthys spec, Pseudopleuronectes spec. (Pleuro- 



nci'tiil'it* TgIgoslgi^ 

 EDIDIN, M. A.; Ph.D. - Dept. of Biol., Johns Hopkins Univ., Charles and 34th Sts., BALTIMORE, 



MD 21218, U.S.A. 

 EGAMI, N.; Ph.D., Prof. - Zool. Inst., Univ. of Tokyo, Hongo, Bunkyo-ku, TOKYO, 113 Japan 

 a Change in radiation-sensitivity during embryonic development. Oryzias latipes (Teleostei) 

 b Embryology of endocrine organs. Same species as a 

 EGUCHI, G.; Ph.D., Assoc. Prof. - Lab. of Cell Sci., Inst, of Biophys. and Molec Biol., Univ. of 



Kyoto, Kitashirakawa, Sakyo-ku, KYOTO, 606, Japan ISDB 



a Molecular and cellular events in Wolffian lens regeneration. Triturus pyrrhogaster (Urodela) 

 b Stability in the differentiation of cells from eye tissues in clonal cell culture. Gallus gallus (Aves), 



Mus bactrianus (Rodentia) (with T. S. OKADA and M. TAKEICHI) 

 EISENBERG ZALIK, Mrs. S.; Ph.D., Assoc. Prof. - Dept. of Zool., Fac. of Sci., Univ. of Alberta, 



EDMONTON, Alta. T6G 2E1, Canada 

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

 26 



