c Developing an environmenial teratology intormation center (ETIC) - collecting extracts from 



the world's literature that present data relating to the teratogenic potential of environmental 



agents. (Aves, Mammaha) 

 STARK, R. A.; Ph.D. - Dept. of Anat., Univ. of IlUnois, P.O. 6998, CHICAGO, IL 60680, USA 

 a Testing of antifertility compounds in an in vitro fertilization system. Mus musculus (Rodentia) 

 b Developmental capabilities of polyploid zygotes. Same species as a 

 STAY, Ms. B.; Ph.D., Prof. - Dept. of Zool., Univ. of Iowa, lOWA-City, lA 52242, USA 

 a Control of brood sac secretion in a viviparous form. Diploptera punctata (Blattodea) 

 b Control of juvenile hormone synthesis during the reproductive cycle. Same species as a 

 STEEVES, T. A.; Ph.D. - Dept. of Biol., Univ. of Saskatchewan, SASKATOON, Sask. S7N OWO, 



Canada 

 a Structure and function of shoot apical mensiems. Helianthus annuus (Compositae) 

 STEFFENSEN, D. M.; Ph.D., Prof. - Dept. of Genet, and Dcvelopm., Univ. of Illinois, 515 Morrill 



HaU, URBANA, IL 61801, USA 

 STEINBERG, M. S.; Ph.D., Prof. - Dept. of Biol., Princeton Univ., PRINCETON, NJ 08540, USA 

 a Mechanisms of formation of pronephric duct, various spp. (Urodela; Anura) 

 STEINHARDT, R. A.; Ph.D. - Dept. of Zool., Univ. of California, BERKELEY, CA 94720, USA 

 a Ionic regulation of metabolism at fertilization; cleavage; pH sensitivity of protein synthesis rate. 



Lytechinus pictus (Echinoidea), Xenopus laevis (Anura) 

 STEPHENS, T. D.; Ph.D. - Centr. Lab. for Human Embryol., Dept. of Pediat., Univ. of Washington, 



SEATTLE, WA 98195, USA 

 a Effect of collagen and proteoglycans in normal and abnormal wing development. Gallus domes- 



ticus f Aves) 

 b Mechanical manipulations of the limb field and surrounding tissue in order to identify tissues and 



agents that define this field. Same species as a 

 STERN, H.: Ph.D., Prof. - Ctr. for Devi. Biol. B-022, Univ. of Calif., San Diego, LA JOLLA, CA 



92093, USA 

 a Meiotic development. Trillium erecium, Lilium longiflorum, Tulipa gesneriana, Vicia faba (Angio- 



spermae) 

 b Meiotic mecnamsms. (Mammalia) 

 STERN, R.; M.D. - Lab. of Biochem.. Natl. Inst, of Dent. Res., Natl. Inst, of Health, BETHESDA, 



MD 20014, USA 

 STEVENS, L. C; Ph.D. - The Jackson Lab., BAR HARBOR, ME 04609. USA 

 a Histogenesis of testicular teratoma (strain 129). Mus musculus (Rodentia) 

 b Developmental genetics. Same species as a 



c Development of teratomas from parthenogenetically activated ovarian eggs. Same species as a 

 d Parthenogenesis. Same species as a 



STEVENSON, J. ROSS; Ph.D., Prof. - Dept. of Biol. Sci., Kent State Univ., KENT, OH 44242, USA 

 a Study of control of epidermal chitin biosynthesis for the developing cuticle by chemical assays 



and radiotracers. Orconectes sanborni, O. obscurus (Decapoda, Crustacea) 

 STILES, Ms. Sh. S.; M.Sc. - Biol. Lab., Natl. Mar. Fish. Serv., Northeast Fish. Ctr., 212 Rogers Ave., 



MILFORD, CT 06460, USA 

 a Cytogenetic studies of irradiation etfects on parthenogenetic eggs and cleavage stages "fertilized" 



with genetically damaged sperm. Crassostrea virginica (Lamellibranchia) 

 b Use ofdoubling and mitotic inhibiting agents (e.g. colchicine) on early stages. (Mollusca;Teleostei) 

 STOCKDALE, F. E.; M.D., Ph.D., Assoc. Prof. - Dept. of Med., Sch. of Med., Stanford Univ., Rm 



S-025, STANFORD, CA 94305, USA 

 STOCUM, D. L.; Ph.D., Assoc. Prof. - Dept. of Genet, and Developm., Univ. of Illinois, 515 MorrU 



Hall, URBANA, IL 61801, USA 

 STOUT, V. M.; Ph.D. - Dept. of Zool., Univ. of Canterbury, Private Bag, CHRISTCHURCH 1, New 



Zealand 

 a Descriptive emoryoiogy. Lepiaurus apus (Notostraca, Crustacea), Daphnia magna (Cladocera, 



STOWE, B. B.; Ph.D., Prof. - Dept. of Biol., 946A Kline Biol. Towei, Yale Univ., NEW HAVEN, CT 



06520, USA 

 STRATFORD (MILLER), Ms. B. F.; Ph.D. - School of Anat., Univ. of Melbourne, PARKVILLE, 



Vict. 3052, Australia 

 a Developmental anatomy and pathology of the placenta. Homo sapiens (Primates) 

 STRAZNICKY, K. Ch.; Ph.D. - Dept. of Human Morphol., Sch. of Med., The Flinders Univ., 



BEDFORD PARK, S.A. 5042, Australia 

 a Aberrant ipsilateral retinotectal projections induced by unilateral tectal removal and by optic 



nerve section (microsurgery, 3H-proline autoradiography, electrophysiology), Xenopus laevis 



(Anura) 

 b Early optic fibre regeneration pattern from compound eyes to contra- and ipsilateral tecta; 



neuronal specificity, modification of tectal positional markers (microsurgery, 3H-proline auto- 

 radiography, electrophysiology). Same species as a 

 c Embryonic determination of tectal positional markers, serving as target for optic fibres growing 



into the tectum: inherent tectal or tectal specification induced by optic fibres (microsurgery, 



electron microscopy, electrophysiology). Same species as a 

 STRUCK, D. K.;Ph.D. - Dept. of Embryol., Carnegie Inst, of Washington, 1 15 W. University Parkway, 



BALTIMORE, MD 21210, USA 

 a Turnover and metabolism of plasma membrane phospholipids and glycolipids in cultured L cells. 



Mus musculus (Rodentia) 

 SUBTELNY, S.; Ph.D., Prof. - Dept. of Biol., Rice Univ., HOUSTON, TX 77001, USA 



88 



