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. KLFISS) 

 d Development of the inguinal duct. Same species as a 

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



(Mayo Box 196), MINNF APOLIS, MN 55455, U.S.A. 

 a Cell interactions during growth and development: 1. cell surface interactions; 2. developmental 



death; 3. population differentiation; 4. cooperative feeding during growtli. Myxococcus xantluis 



(Mvxobacteria) 

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

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



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

 EBERT, J. D.; Ph.D., Prof. - Marine Biol. Lab., WOODS HOLE, MA 02543, U.S.A. 

 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 

 EDDS (LUCKl-NBILL), Mrs. L.; Ph.D. Dept. of Neurosci., Children's Hosp. Med. Ctr., 300 



Longwood Ave., and Dept. of Neuropathol., Harvard Med. School, BOSTON, MA 02115, U.S.A. 



correspondence: 512 Dedham St., NEWTON, MA 02159, U.S.A. 

 a Neural development. (Heterosomata, Teleostei), Gallus domesticus (Aves) 

 EDDS, M. v., Jr.t;Ph.D., Prof. - Mass. Inst, of Technol., JAMAICA PLAIN, MA 02130, U.S.A. 

 EDWARDS, B. F.; Ph.D. - Dept. of Biol., Reed Coll., PORTLAND, OR 97202, U.S.A. 

 a Development and evolution of immunologic memory; both "cooperative" (T-B) and B cell only 



responses are being studied using haptens e.g. 2, 4, 6-trinitrophenyl, conjugated to erythrocyte 



carriers. Triturus viridescens (Urodela), Xenopus laevis, Rana pipiens (Anura) 

 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 

 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) 

 EICHENBRENNER. J.; M.D. - Dept. of Embryol. and Teratol., Ch.Sheba Med. Ctr., Tel-Aviv Univ., 



TEL-AVIV, Israel 

 a Physio-pathology of cervical mucus in reproductive failure. Homo sapiens (Primates) (with D. M. 



SERR and L. A. NEBEL) 

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



EDMONTON, Alta. T6G 2 El, 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; 4. cell 



affinities. Xenopus laevis (Anura), Gallus domesticus (Aves) 

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



potentials of the cell population in the dorsal iris; 4. cell surface changes during metaplasia. 



Triturus viridescens, Taricha granulosa (Urodela), Xenopus laevis (Anura) 

 ELINSON, R. P.; Ph.D. - Ramsay Wright Zool. Labs., Dept. of Zool., Univ. of Toronto, 25 Harbord 



St., TORONTO, M5S lAl, Ont., Canada 

 a Activation response of the egg; behavior and activity of the sperm and egg pronuclei prior to first 



cleavage. Rana pipiens and other spp. (Amphibia) 

 b Lethal hybrids, especially those cases where unilateral incompatibility exists. Rana ssp., Bufo spp 



(Anura) 

 ELLGAARD, E. G.; Ph.D. - Dept. of Biol., Tulane Univ., NEW ORLEANS, LA 701 18, U.S.A. 

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



(Diptera) 

 b The relationship between mitochondrial metabolism and temperature-sensitive chromosomal 



puffs. Same species as a 

 ELLIOTT, D. S.; Ph.D. - Elliott Embryol. Enterprises, Inc., Route 2, Box 29, MITCHELL, 



NF 69357, U.S.A. 

 a Methods of culture and storage of embryos, of superovulation, and of embryo recovery and 



transfer. Bos taurus (Artiodactyla) 

 EL MFKKAWY, D. A.; M.Sc. - Dept. of ZooF, Fac. of Sci., Alexandria Univ., Moharram Bey, 



ALEXANDRIA, Egypt. 



Temporarily: Inst, of Zool., Johannes Gutenberg Univ., 6500 MAINZ, B.R.D. (Germany) 

 a A comparative study of histogenesis and cytogenesis of the retina. Xenopus laevis, Hymenochirus 



boettgeri (Anura) 

 ELMER, W. A.; Ph.D., Assoc. Prof. - Dept. of Biol., Emory Univ., ATLANTA, GA 30322, U.S.A. 

 a Cell interactions during early limb morphogenesis in the mutant Brachypodism: 1. regulatory 



mechanisms related to stability of the chondrogenic phenotype; 2. synthesis and turnover of 



membrane components. Mus nuisculus (Rodentia) 

 b Isolation and characterization of a growth regulator in chondrodystrophic animals. Same species 



as a 

 EMERSON, C. P., Jr.; Ph.D. Dept. of Biol., Univ. of Virginia, CHARLOTTESVILLE, VA 22903, 



U.S.A. 

 I'NDO, Y.; D.Sc, Prof. - Dept. of BioF, Keio Univ., YOKOHAMA-Hiyoshi, Japan 

 ENLOW, D. H.; Ph.D., Prof. - Dept. of Anat., Med. Ctr., West Virginia Univ., MORGANTOWN, 



WV 26506, U.S.A. 



26 



