SORIANO, L. I. M.D. - Inst. d'Embryol. et Teratol. Exper. du C.N.R.S., 49bis Av. de la Belle 



GabrieUe, 94130 NOGENT-sur-MARNE, France ISDB 



a DNA polymerase activities in embryonic tissues. Gallus domesticus (Aves) (with Y. CROISILLE) 

 b Reverse transcription in embryonic brain. Gallus domesticus (Aves) (with Y. CROISILLE) 

 c mRNA synthesis at the polysomal level in embryonic skin. Gallus domesticus (Aves) (with 



J. DESVEAUX) 

 SPINELLI, Miss M. M. G. Dent. - Lab. de Zool., Dept. de Biol., Univ. Sci. et Med. de Grenoble, 



B.P.53, 38041 GRENOBLE, France 

 a Ultrastructure and differentiation of dental buds. Rana temporaria, Bufo bufo (Anura) 

 SPIRES, Miss V. M. C. B.Sc.(Hons) - Dept. of Cell Biol., Univ. of Glasgow, Church St., GLASGOW 



Gil 6NU, Scotland, U.K. 

 a Cell positioning in aggregates: specific adhesion. Gallus domesticus, Coturnix spec. (Aves) 

 SPIRIN, A. A. Prof. - Inst, of Biochem., Acad, of Sci. of the USSR, MOSCOW, U.S.S.R. ISDB 



SPIRITO, A. Dott., Prof. - 1st. di Biol. Gen., Fac. di Med., Univ. di Roma, Policlinico Umberto I, 



00100 ROMA, Italy ISDB 



SPORNITZ, U. M. - Anat. Inst, der Univ., Pestalozzist. 20, 4046 BASEL, Switzerland 

 a Vitellogenesis and early degeneration of eggs. (Amphibia) 

 SPREY,Th. E. Dr. - Zool. Lab., Unit of Cell Biol, and Morphogen., Univ. of Leiden, Kaiserst. 63, 



LEIDEN, Netherlands 

 a Differentiation and development of imaginal discs: 1. histochemistry; 2. cell death; 3. ultrastruc- 

 ture of leg disc; 4. in vivo culture (pattern formation). Calliphora erythrocephala, Drosophila 



melanogaster (Diptera) 

 SREBRO, Z. M.D., Ph.D. - Dept. of Biol, and Embryol., Acad, of Med., ul. Kopernika 7, KRAKOW, 



Poland 

 STAGNI, Miss A. Dr., Prof. - Inst, of Zool., Univ. of Bologna, Via S.Giacomo 9, 40126 BOLOGNA, 



Italy 

 a Sex determination and sex differentiation. Chlorohydra viridissima (Hydroidea) 

 b Cytochemistry and electron microscopy of oogenesis and spermatogenesis. Same species as a 

 c Inhibition by antibiotics of steroid hormone-induced sex-reversal in tadpoles. Rana dalmatina 



(Anura) 

 d Electron microscopy of the relationship between neurosecretion and schizogenesis. Aelosoma 



spec. (Oligochaeta) 

 STAHL, A. Dr.es Sci., Prof. - Lab. d'Histol. et Embryol.II, Univ. d'Aix-Marseille, 27 Bd.Jean 



Moulin, 13385 MARSEILLE CEDEX 4, France 

 a Developpement des gonades. Gallus domesticus (Aves), (Mammalia) 

 b Biologie de l'ovocyte (Aves, Mammalia) 

 STANGE, Miss L. Dr.rer.nat, Prof. - Inst, fur Bot, Techn. Univ., Herrenhauser St. 2, 3 HANNO- 



VER-Herrenhausen, B.R.D. (Germany) 

 a Regeneration; activation of nucleic acid and protein metabolism during cell dedifferentiation. 



Riella helicophylla (Hepaticae), prothallia (Filicinae) 

 b Effects of growth regulators on meristems. Same species as a 

 STANIER, Miss M. W. D.Phil. - A.R.C. Inst, of Anim. Physiol., Brabaham, CAMBRIDGE CB2 4AT, 



England 

 a Permeability of foetal bladder in vitro (Ussing-chamber). Ovis aries ( Artiodactyla) 

 b Water transport in nephron of newborns (micropuncture). Same species as a 

 STANISSTREET, M. Ph.D. - Dept. of Zool., Univ. of Liverpool, Brownlow St., P.O.Box 147, 



LIVERPOOL L69 3BX, England 

 a Protein changes during early development (immunology, electrophoresis). Xenopus laevis (Anura) 

 STARCK, D. Dr.med., Prof. - Dr.Senckenberg Anat. Inst., Ludwig-Rehn St. 14, FRANKFURT/Main- 



Siid, B.R.D. (Germany) ISDB 



STARK, E. - Inst, of Exper. Med. of the Hung. Acad, of Sci., Morphol. Dept., Szigony u 43, 



BUDAPEST VIII, Hungary 

 STARRE, H. van der Drs. biol. - Dept. of Med. Anat. and Embryol., State Univ. of Utrecht, 



Janskerkhof 3A, UTRECHT, Netherlands 

 a Eye lens induction in vitro. Gallus domesticus (Aves) 



b Histochemistry and immunology of eye lens inductors. Gallus domesticus (Aves) 

 STARRE (VAN DER MOLEN), Mrs. L. G. van der Dr. - Zool. Lab., Unit of Cell Biol, and 



Morphogen., Univ. of Leiden, Kaiserstr. 63, LEIDEN, Netherlands 

 a Ultrastructure and histochemistry of embryogenesis. Calliphora erythrocephala (Diptera) 

 Sf ASTNY, F. M.D. - Inst, of Physiol., Charles Univ., Albertov 5, 12800 PRAHA 2, Czechoslovakia 

 a Development of extracellular and intracellular environment of foetal brain tissue (physical and 



chemical). Gallus domesticus (Aves), Cavia porcellus (Rodentia) 

 b Development of membrane ATPase system in cellular and subcellular elements of fetal brain 



tissue; relations to the endocrine factors. Gallus domesticus (Aves) 

 STEDING, G. Dr.med., Prof. - Embryol. Abt., Anat. Inst, der Univ., Kreuzbergring 36, 34 



GOTTINGEN, B.R.D. (Germany) 

 a Experimente zur Entwicklung des Gehirns. Gallus gallus (Aves) 

 b Differenzierung der Somiten. Gallus gallus (Aves) 

 c Fruhentwicklung. Gallus gallus (Aves) 

 d Structurentwicklung des Uterus. Homo sapiens (Primates) 

 e Experimente zur Entwicklung der Extremitaten. (Aves) 

 f Experimentelle Analyse der Epitheldifferenzierung. Gallus gallus (Aves) 

 g Autoradiographische Analyse von Entwicklungsbewegungen embryonaler Organanlagen. Gallus 



gallus (Aves) 



93 



