b Development of skin and hair patterns and pigmentation in the foetus and its physiological 



significance. Antidorcas marsupialis, Giraffa camelopardalis(Artiodactyla) , Equus burchelli 



(Perissodactyla) 

 SKOOG, F.; Ph.D., Prof. - Inst, of Plant Developm. and Dept. of Bot., Univ. of Wisconsin, Birge Hall, 



MADISON, WI 53706, U.S.A. 

 a Chemical regulation of growth and organogenesis; tissue culture; plant hormones. (Angiospermae) 

 b Relationships between chemical structure and biological activity of cytokinins and cytokinin 



antagonists, (Angiospermae) 

 SLAVINSKI, Mrs. E. A.; B.Sc. - Dept. of Zool., Univ. of Brit. Columbia, VANCOUVER, B.C. V6T 



1W5, Canada 

 a The importance of certain environmental factors in determining the differentiated state of 



normal adrenocortical cells in vitro. Rattus rattus (Rodentia) 

 SLAVKIN, H. C; D.D.S. - Dept. of Biochem., Sch. of Dent., Univ. of S. CaHf., Ahmanson Bldg., LOS 



ANGELES, CA 90007, U.S.A. 

 SMIT, A. L.; D.Sc, Prof. - Dept. of Zool., Univ. of Durban-Westville, Private Bag X54001, DURBAN, 



S. Africa 

 a Developmental morphology and evolution of the columella auris. (Aves) 



b Early ontogeny of the visceral skeleton, particularly the composition of, and secondary contri- 

 butions to, the hyoid arch. (Vertebrata) 

 SMITH, L. D.; Ph.D., Prof. - Dept. of Biol. Sci., Purdue Univ., WEST LAFAYETTE, IN 47907, 



U.S.A. 

 a Quantitative and qualitative studies on RNA synthesis at several stages of oogenesis. Xenopus 



laevis (Anura) 

 b Steroid receptors in relation to the induction of oocyte maturation. Xenopus laevis, Rana pipiens 



(Anura) 

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

 a Genetic control and enzymatic basis of DNA repair and recombination. Drosophila melanogaster 



(Diptera) 

 b DNA polymerase activity during developmental stages. Same species as a 

 SMUTS, Ms. M. B.S.; Ph.D. - Natl. Inst, of Dent. Res., Natl. Inst, of Health, Bldg. 30, Rm. 406, 



BETHESDA, MD 20014, U.S.A. 

 a Characterization of olfactory placode stage and region by biochemical and histochemical 



methods. Mus musculus (Rodentia) 

 b Histochemistry of the olfactory placode invagination and primary palate closure (light 



microscopy, transmission and scanning electron microscopy). Same species as a 

 SOBEL, Mrs. Y.; Ph.D. - Dept. of Embryol. and Teratol., Ch.Sheba Med. Ctr., Tel-Aviv, Univ., 



TEL-AVIV, Israel 

 a Membrane receptors of polar and peripheral trophoblast cells in blastocysts. Mus musculus 



(Rodentia) 

 SOFFER, Y.; M.D. - Dept. of Embryol. and Teratol., Ch.Sheba Med. Ctr., Tel-Aviv Univ., TEL-AVIV 



a Cellular immunity against seminal elements in infertility. Homo sapiens (Primates) (with L. A. 



NEBEL) 

 SOH, W. Y.; Ph.D., Assoc. Prof. - Dept. of Biol., Chonnam Natl. Univ., KWANGJU, Chonnam 500, 



South Korea 

 a Early ontogeny of vascular cambium. Campsis chinensis (Bignoniaceae) 

 SOHAL, G. S.; Ph.D. - Dept. of Anat., Med. Coll. of Georgia, AUGUSTA, GA 30902, U.S.A. 

 a Cell death and differentiation in the nervous system. Anas platyrhynchos, Gallus domesticus 



(Avcs) 

 b Effects of periphery and central connections on the morphogenesis of nuclear centers in the brain. 



Same species as a ^ ,, ■ • / a \ 



c Retinal degeneration following exposure to continuous light. Gallus domesticus (Aves) 

 SOLE D. R.- Ph.D. - Dept. of Zool., Univ. of Iowa, lOWA-City, lA 52242, U.S.A. 

 a Metabolic effects and chemical nature of a regulatory molecule involved in the expression of the 



non-growin2, stationary phase phenotype. Dictyostelium discoideum (Acrasiales) 

 b The control of transcription during development, employing in vitro transcription systems. Same 



species as a .• /r,i \ 



c A factor which maintains the zoospore phenotype. Blastocladiella emersonii (Phycomycetes) 

 d Accumulation and erasure of "morphogenetic information". Same species as a 

 SOLURSH, M.; Ph.D., Assoc. Prof. - Dept. of Zool., Univ. of Iowa, lOWA-City, lA 52242, U.S.A. 

 a Differentiation of cultured limb bud and sternal chondrocytes: 1. coregulation of collagen and 



chondroitin sulfate synthesis; 2. action and characterization of a conditioned medium factor 



produced by cultured chondrocytes; 3. origins of cartilage and muscle precursor cells m the early 



limb bud. Gallus domesticus (Aves) 

 b Characterization, localization and determination of the functions of glycosaminoglycans in early 



embryos. Gallus domesticus (Aves), Rattus spec. (Rodentia) 

 SOMA, T.; B.Asjr.Sc. - Natl. Inst, of Anim. Industry, CHIBA-shi, 280 Japan 

 a Transfer of fertiUzed eggs bv non-surgical techniques. Bos taurus (Artiodactyla) 

 SOMES, R. G.; Ph.D., Prof. - Nutrit. Sci. Dept., Storrs Agric. Exper. Station, Univ. of Connecticut, 



STORRS, CT 06268, U.S.A. 

 a Developmental genetics. Gallus domesticus (Aves) 

 SONOBE, H.; D.Sc. - Dept. of Biol., Konan Univ., Okamoto 8-9-1, Higashinaka-ku, KOBE, 658 



Japan 

 a Purification of the diapause factor and its mode of action. Bombyx mon (Lepidoptera) 



83 



