a Use of immunogenetic techniques to study wing development. Drosophila melanogastet 



(Dipteca) 

 SEITZ. K.-A. Dr.rer.nat. — Zool. Inst, der Univ., Ketzerbach 63, 355 MARBURG/Lahn. 



W.Germany 

 a Oogenesis. Cupiennius salei (Ctenidae, Araneida) 

 SEKERIS, C. E. Ph.D. — Physiol.-Chem. Inst., Philipps-Univ., 355 MARBURG/Lahnberge, 



W.Germany 

 a Protein and RNA synthesis during metamorphosis; correlation with hormonal (ecdysone) 



secretion. Calliphora erythrocephala (Diptera) 

 b Mode of action of juvenile hormone. Periplaneta americana (Dictyoptera). Calliphora 



erythrocephala (Diptera) 

 SEKIGUCHI, K. Ph.D. — Inst, of Zool., Fac. of Sci., Tokyo Kyoiku Univ., Otsuka 3-29-1, 



Bunkyo-ku, TOKYO, Japan 

 a Transplantation experiments with the egg. Tachypleus fridentatus (Xiphosura. Arachnida) 

 SELLER, Miss M. J. Ph.D. — Paediat. Research Unit. Guy's Hosp. Med. School, LON- 

 DON S.E.I, England 

 a Haematology of congenital anaemia in the W-series mutants. Mas musculus (Rodentia) 

 b Experimental teratology. (Mammalia) 

 c Experimental production of chimaeras by 1. fusing eggs, 2. transplantation of tissue. Mus 



musculus (Rodentia) 

 d Chromosomes of trophoblast cells. Mus musculus (Rodentia) 



SELMAN, G. G. Ph.D. — Inst, of Anim. Genet., Univ. of Edinburgh, West Mains Rd., 



EDINBURGH EH9 3JN, Scotland, U.K. • 



a Ultrastructural and experimental study of cleavage. Triturus alpestris (Urodela), Xenopus 



laevis (Anura) (in collaboration with Miss M. M. PERRY) 

 SEMBRAT, K. Ph.D., D.Sc. Prof. — Zaklad Zool. Ogolnej, Inst, of Zool., Univ. of 

 Wrocfaw, ul. Sienkiewicza 21, WROC2,AW, Poland • 



a Cytological and cytochemical studies in embryological development. Emblefonia pallida 



(= Eubcanchus pallidus) (Opisthobranchia, Gastropoda) 

 SENGEL, Ph. Dr.es Sci., Prof. — Lab. de Zool., Fac. des Sci. de Grenoble, Cedex 53, 

 38-GRENOBLE, France • 



a Skin and feather development; production of supernumerary pterylae; mechanisms of 



feather pattern development. Gallus domesticus (Aves) 

 b Ultrastructural study on the development of the skin. Pleurodeles waltlii (Urodela), Gallus 



domesticus (Aves) 

 SENSENIG, E. C. Ph.D., Prof. — Dept. of Anat., Univ. of Alabama Med. Center, 1919 

 Seventh Ave. South, BIRMINGHAM, Ala. 35233, U.S.A. • 



SENTEIN, P. Dr.en Med., Dr.es Sc, Prof. — Lab. d'Histol., Fac. de Med., Univ. de Mont- 



pellier, 34 MONTPELLIER, France 

 a Association of antimitotic substances acting upon the cleaving egg (radiomimetic, anti- 

 chromosome and depolarizing substances). Triturus helveticus, Pleurodeles waltlii (Urodela) 

 b Action of carboxylic acids on cleavage and on cell division in larval epithelium. Triturus 



helveticus, Pleurodeles waltlii (Urodela) 

 c Electron microscopy of cleaving egg. Triturus helveticus, Pleurodeles waltlii (Urodela) 

 SERMAN. D. M.Sc. — Inst, of Biol., Univ. of Zagreb, Salata, ZAGREB, Yugoslavia 

 a Analysis of soluble proteins in organogenesis. Rattus norvegicus (Rodentia) (in collab- 

 oration with N. SKREB) 

 SERRI, F. M.D., Prof. — Dept. of Dermatol., School of Med.. Univ. of Pavia, Policlinico 



S. Matteo, 27100 PAVIA, Italy 

 a Morphology and physiology of fetal skin. Homo sapiens (Primates) 



b Microbiochemistry and histochemistry of carbohydrate and intermediate metabolism en- 

 zymes in fetal skin, especially developmental changes of enzyme activities. Homo sapiens 

 (Primates) 

 SETO, F. Ph.D — Dept. of Zool., Univ of Oklahoma, 730 South Oval. Room 222, 



NORMAN, Okla. 73069, U.S.A. 

 a The ontogenetic appearance and maturation of the primary homograft rejecting and 

 primary humoral antibody producing potential in embryos and growing juveniles. Gallus 

 domesticus (Aves) 

 SETOGUTI. T. Dr.Med.. Prof. — First Dept. of Anat., Gifu Univ. School of Med., Tsu- 



kasa-machi, GIFU, Japan 

 a Electron microscopic study of mast cell development. Triturus pyrrhogaster (Urodela) 

 SEVCENKO, Mrs. G. MUDr. — Inst, of Embryol., Fac. of Med., Charles Univ., Albertov 4, 



PRAGUE 2, Czechoslovakia 

 a Development of taste buds (electron microscopic and cytochemical studies). Homo sapiens 



(Primates) 

 SHAAYA. E. Ph.D. — Physiol.-Chem. Inst., Philipps-Univ., 355 MARBURG/Lahnberge, 



W.Germany 

 a Control of nucleic acids and protein synthesis by ecdysone and juvenile hormone during 

 postembryonic development. Periplaneta americana (Dictyoptera), Calliphora erythro- 

 cephala (Diptera) 



158 



