SPIEGEL, Mrs. 1 . SCI 1 II R; Ph.D. Dept. of Biol. Sci., Dartmouth Coll., HANOVER, N.H. 03755, 



I S A. 



a Frotcm changes in development. Lytechinus pictus, Strongyloccntrotus purpuratus (Echinoidea), 

 Kan. i pipiens, R. catesbeiana (Anura) (with M. SPIEGEL) 



b Role o! enzyme induction in development. Rana pipiens, R. catesbeiana (Anura) (with 



M. SP1EG1 I I 

 c Biochemistry ^( metamorphosis. Same species as b (with M. SPIEGEL) 

 J infrastructure of metamorphosis. Same species as b (with M. SPIEGEL) 

 e Cell adhesion. Arbacia pnnctulata, Lytechinus pictus (Echinoidea) (with M. SPIEGEL) 

 si'll GE1 M • Ph.D., Prof. - Dept. of Biol. Sci., Dartmouth Coll., HANOVER, NH 03755, U.S.A. 



ISDB 

 a Protein changes in development. Arbacia punctulata, Lytechinus pictus, Strongylocentrotus 



purpuratus (Echinoidea), Rana pipiens, R. catesbeiana (Anura) (with E. S. SPIEGEL) 

 b Role of enzyme induction in development. Rana pipiens, R. catesbeiana (Anura) (with E. S. 



SPIEG1 I • 

 c Ultrastructure of metamorphosis. Same species as b (with E. S. SPIEGEL) 

 d Biochemistry of metamorphosis. Same species as b (with E. S. SPIEGEL) 

 e Cell adhesion. Arbacia punctulata, Lytechinus pictus (Echinoidea) (with E. S. SPIEGEL) 

 SPIEGELMAN, Mrs. M.; Ph.D. - Dept. of Anat., Med. Coll., Cornell Univ., 1300 York Ave., NEW 



YORK, NY 10021, U.S.A. 

 a Fine structure of normal and mutant embryos. Mus museums (Rodentia) 

 b Differentiation of primordial germ cells. Same species as a 

 SPIKER, S.; Ph.D. - Biol. Dept., American Univ. of Beirut, BEIRUT, Lebanon 

 a Comparison of chromosomal proteins from haploid and diploid cells. (Filicinae), Nicotiana 



tabacum (Solanaceae) 

 SPIRA, A. W.; Ph.D. - Div. of Morphol. Sci., Health Sci. Centre, Univ. of Calgary, CALGARY, Alta. 



T2N 1N4, Canada 

 a Histogenesis in the developing eye and heart (ultrastructure, histochemistry). (Mammalia) 

 SP1ROFF, B. E. N.; Ph.D. - Dept. of Biol., Loyola Univ., 6525 N. Sheridan Rd., CHICAGO, 111. 



60626, U.S.A. 

 a Effects of thalidomide on development. (Aves) 

 b Function and structure of the epiphysis. (Aves) 

 c Lymphocytes and epiphysis. (Aves) 

 SP1TZER, N. C; Ph.D. - Dept. of Biol., Univ. of California, San Diego, P.O. Box 109, LA JOLLA, 



Calif. 92037, U.S.A. 

 a Onset of electrogenesis in primary sensory neurons (Rohon-Beard cells) of tadpoles (N & F stages 



24/5-49,50, recording and ultrastructure). Xenopus laevis (Anura) 

 b Cell death in development: the electrical excitability of Rohon-Beard neurons prior to their 



regression at stage 50; hormonal dependence of physiological and anatomical changes beginning 



at stage 50. Same species as a 

 SPRATT, N. T.; Jr.; Ph.D., Prof. - Dept. of Zool., Coll. of Biol. Sci., Univ. of Minnesota, MINNEAPO- 

 LIS, MN 55455, U.S.A. ISDB 

 SPYKER, J. M.; Ph.D. - Dept. of Anat., Univ. of Virginia, Jordan Med. Bldg., 1300 Jefferson Park 



Ave., CHARLOTTESVILLE, Va. 22901, U.S.A. 

 a Subtle and delayed effects of exposure to low-level chemicals during development. Callithrix 



jacchus (Primates), (Rodentia) 

 b Brain development and behavior under normal and abnormal conditions. (Mammalia) 

 SRIVASTAVA, A. K.; Ph.D. - Zool. Dept., Fac. of Sci., Univ. of Gorakhpur, GORAKHPUR 273001, 



India 

 a Effects of stress on development. Rana tigrina (Anura) 



STAAL, G. B.; Dr.,Ir. - Zoecon Corp., 975 California Ave., PALO ALTO, Calif. 94304, U.S.A. 

 a Influence of insect hormones and synthetic analogs on metamorphosis, reproduction, and 



embryogenesis. (Orthoptera; Homoptera; Coleoptera; Lepidoptera; Diptera) 

 STAPLES, R. E.; Ph.D. - Natl. Inst, for Environm. Health Sci., N.I.H., P.O. Box 12233, RESEARCH 



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

 a Zygote development (physiological, biochemical). Oryctolagus cuniculus (Lagomorpha). Rattus 



norvegicus, Mus musculus (Rodentia) 

 b Development of methods for screening of teratogenic factors. (DMSO, 1-DOPA, microwave, CO, 



alcohol, pentobarbital, dichlorvos, tenuazonic acid, thalidomide). Oryctolagus cuniculus (Lago- 

 morpha), Rattus norvegicus, Mus musculus, Mesocricetus auratus (Rodentia) 

 c Effects of combinations of factors (e.g. drug and stress) on development, from gamete to adult 



(morphology, biochemistry, behaviour). (Mammalia) 

 STAY, Miss B.; Ph.D., Assoc. Prof. - Dept. of Zool., Univ. of Iowa, lOWA-City, la. 52242, U.S.A. 

 a Secretion of the brood sac and structure and physiology of the pleuropodia in relation to the 



nutrition of the viviparous embryo, compared to a non-viviparous species. Diploptera punctata, 



Pycnoscelus surinamensis (Blattariae, Dictyoptera) 

 b The composition and control of brood sac secretion in a viviparous form. Diploptera punctata 



(Blattariae, Dictyoptera) 

 STEARNER, S. P.; Ph.D. - Div. of Biol, and Med. Res., Argonne Natl. Lab., 9700 South Cass Ave., 



ARGONNE, 111. 60439, U.S.A. 

 a Radiation effects on developing circulatory system. (Aves) 

 b Development of microvascular damage: comparative effects of fission neutrons and 60 Co 7-rays. 



(Aves) 

 STEFFEK, A. J.; D.D.S., Ph.D. - Dept. of Anat., Univ. of Chicago, 1025 East 57th St., CHICAGO, 



111. 60637, U.S.A. 

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