a Effect of thiourea on development of thyroid glands and hind limbs. Bufo regularis (Anura) 



(with M.I. MICHAEL) 

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



St., TORONTO, M5S 1 Al, 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 incompatibihty exists. Rana spp., Bufo spp. 



(Anura) 

 c Formation and role of grey crescent. (Anura) 



ELLGAARD, E. G.; Ph.D. - Dept. of Biol., Tulane Univ., NEW ORLEANS, LA 70118, USA 

 ELLINWOOD, W. E.; Ph.D. - Dept. of Reprod. Physiol., Oregon Region. Primate Res. Ctr., 505 N.W. 



185th Ave., BEAVERTON, OR 97005, USA 

 a Ontogenesis and control of gonadoptropin secretion in the fetus. Macaca mulatta (Primates) 

 b Steroidogenesis in fetal gonads. Species as a 

 ELLIS, D. H.; M.Sc. - E.M. Unit, Dept. of HistopathoL, Adelaide Children's Hosp., 72 King William 



Rd., NORTH ADELAIDE, S.A. 5006, Australia 

 a Comparative ultrastructurc, part, of ascocarp and ascosporogenesis of Thermoascus spec, 



Chaetomium spec. (Ascomycetes), and conidial structure and conidiogenesis of Thermomyces 



spec, Humicola spec. (Fungi Imperfecti) 

 EL MEKKAWY, D. A.; Ph.D. - Dept. of Zool., Fac of Sci., Alexandria Univ., Moharram Bey, 



ALEXANDRIA, Egypt 

 a Comparative study of histogenesis and cytogenesis of the retina. Bufo regularis (Anura) 

 ELMER, W. A.; Ph.D. - Dept. of Biol., Emory Univ., ATLANTA, GA 30322, USA 

 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. Mouse 

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

 EL TAWIL, M. H.: B.Sc - Dept. of Zool., Fac of Sci., Alexandria Univ., Moharram Bey, ALEXAN- 

 DRIA, Egypt 

 a Effect of some vitamins on limb regeneration. Bufo regularis (Anura) (with M. I. MICHAEL) 

 b Fore limb ontogenesis and regeneration. Species as a (with M. I. MICHAEL) 

 EMERSON, C. P., Jr.; Ph.D. - Dept. of Biol., Univ. of Virginia, Gilmer Hall, CHARLOTTESVILLE, 



VA 22901, USA 

 ENDO, A.; M.D., Prof. - Dept. of Hyg. and Prevent. Med., Sch. of Med., Yamagata Univ., Zao-Iida, 



YAMAGATA, 990-23 Japan 

 a Cytogenesis of the effects of environmental mutagens on oocytes. Mouse, Mesocricetus auratus 



(Rodentia) 

 ENDO, Ms. S.; M.Sc. - Dept. of Biophys. and Biochem., Univ. of Tokyo, 7-3-1 Hongo, Bunkyo-ku, 



TOKYO, 113 Japan 

 a Centriolar complex during early cleavage. Hemicentrotus pulcherrimus, Pseudocentrotus 



depressus (Echinoidea) 

 ENLOW, D. H.; Ph.D., Prof. - Orthodont. Dept., Sch. of Dent., Case Western Reserve Univ., 2123 



Abmgton Rd., CLEVELAND, OH 44106, USA 

 a Development of craniofacial skeleton in fetuses having severe facial anomalies. Man 

 ENSLEE, E. C; Ph.D. - Dept. of Anat., New Jersey Med. School, 100 Bergen St., NEWARK, NJ 



07103, USA 

 a Cytochemical analysis of methyl mercury-induced teratogenesis. Fundulus heteroclitus 



(Teleostei) 

 b Ultrastructure of regenerating cerci. Acheta domesticus (Orthoptera) 

 c Ultrastructure of organogenesis. Pyrrhocoris apterus (Heteroptera) 

 EPEL, D.; Ph.D., Prof. - Dept. of Biol. Sci., Hopkins Mar. Station, Stanford Univ., PACIFIC GROVE, 



CA 93950, USA 

 a Biochemistry and physiology of fertilization, especially chemistry of cortical granules and 



cortical reactions, block to polyspermy, and activation. Strongylocentrotus purpuratus and other 



marine spp. (Invertebrata) 

 b Biochemistry and physiology of early development, especially role of Ca"^ and intracellular pH in 



activating development. Same species as a 

 EPSTEIN, D. S.; Ph.D. - Sch. of Dent. Med., Washington Univ., 4559 Scott Ave., ST. LOUIS, MO 



63110, USA 

 ERHART, E. A.; M.D., Ph.D., Prof. - Sect, of Neuroanat., Dept. of Anat., Univ. de Sao Paulo, Caixa 



Postal 2921, SAO PAULO, BrazU 

 ERICKSON, Ms. C. A.; Ph.D. - Dept. of Zool., Univ. of California, DAVIS, CA 95616, USA 

 a Role of extracellular matrix in neural crest cell morphogenesis. Chicken, Mouse 

 b Control of morphogenetic cell movement 



ERNEST, M. J.; Ph.D. - Dept. of Biol., Yale Univ., P.O.Box 2169, NEW HAVEN, CT 06520, USA 

 a Hormonal regulation of gene expression in fetal, neonatal and adult liver. Mouse, Rat 

 ETHERIDGE, A. L.; Ph.D. - Dept. of Biol., Univ. of Arkansas, MONTICELLO, AR 71655, USA 

 a Suppression of kidney formation by neural crest cells. Xenopus laevis (Anura), Ambystoma 



maculatum (Urodela) 

 b Origin of the 8th cranial ganglion cells. Same species as a 

 c Growth and food conversion rates. Xenopus laevis (Anura) 



26 



