a Proliferative abilities of germinal epithelium isolated from embryonic gonads, cultivated and 

 grafted; especially control of the presence and activity of steroidogenic cells. Gallus domesticus, 

 Coturnix c. japonica (Aves) 



b In vitro biosynthesis of steroids by embryonic gonads cultivated without precursors (radio- 

 immunoassay) Gallus domesticus (Aves) 



SCHELLER, K.; Ph.D. - Physiol.-Chem. Inst.I, Med. Sch., Univ. of Marburg, 355 MARBURG- 

 Lahnberae, B.R.D. (Germany) 



a Changes" in the developmental-physiological competence ot tat body nuclei during post- 

 embryonic development; influence of ecdysone on DNA, RNA, and chromatm patterns, and on 

 the activity of RNA-polymerases. Calliphora erythrocephala (Diptera) 



SCHERFT, J. P.; M.D. - Lab. for Cell Biol, and Histol., State Univ., Rijnsburgerweg 10, LEIDEN, 

 Netherlands 



a Development and early stages of calcification of the diaphyseal bone collar of radii in 14-I8-day- 

 old embryos (electron microscopy). Mus musculus (Rodentia) 



SCHERRER, K.; Dr., Prof. - Serv. de Biochim. de la Differ., Inst, de Biol. Molec, Univ. de Pans VII, 

 Tour 43, 2 place Jussieu, 75221 PARIS Cedex 05, France 



a Transcription of the globin genes in early development. Gallus domesticus (Aves) 



SCHIEBLER, Th. H.; Dr.med., Prof. - Dept. of Anat., Univ. of Wurzburg, Koellikerstr. 6, 87 

 WORZBURG, B.R.D. (Germany) 



a Chemo-differentiation of different parts of the brain (e.g. nucleus ruber) by enzyme-histo- 

 chemical and experimental methods. Rattus norvegicus (Rodentia) 



b Development of the terminal vascular bed of the heart. Rattus norvegicus (Rodentia) 



c Electron microscopy of the full-term placenta. Homo sapiens (Primates) 



SCHILT, J.; Dr.Sci. - Lab. de Zool., Univ. de Nancy I, C.O.140, 54037 NANCY Cedex, France 



a Role of nervous system in pharynx induction. Dugesia lugubris (Turbellaria) 



b Roles of territory and nervous system in regeneration. Same species as a 



SCHLOOT, W.; Dr.rer.nat., Prof. - Inst, fiir Genet, und Humangenet., Univ. Bremen, Achterstr. NW 1, 

 2800 BREMEN 33, B.R.D. (Germany) 



a Developmental genetics of various enzymes; prenatal diagnosis; genetic counselling. Homo sapiens 

 (Primates) , • i 



b Influence of psychotropic drugs and metabolism in embryogenesis. Oryctolagus cuniculus 



SCHLOTER, G.; Dr.med. - Anat. Inst, der Univ., Abt. fiir Neuroanat., Nussallee 10, 53 BONN, 



B.R.D. (Germany) f-,r..^,, 



SCHMID, V. S.; Dr.Phil. - Zool.-VergL Anat. Inst., Univ. Zurich, Kunsflergasse 16, 8006 ZURICH, 



Switzerland 

 a Differentiation potentiahties of cells. (Hydrozoa) 

 b Tissue stability and metaplasia in the development of medusae buds. Podocoryne carnea 



(Hydrozoa) 

 c Factors controlling regeneration in medusae. (Hydrozoa) 

 SCHMIDT G A ■ Dr biol Prof. - A.N.Severtzov Inst, of Evol. Morphol. and Ecol. of Animals, Acad. 



of Sci. of the USSR, Lenin Ave.33, MOSCOW 117071, U.S.S.R. 

 a Embryology. Camelus bactrianus (Artiodactyla) 

 b Factors of ontogenesis; evolution. Placentalia (Mammalia) 

 SCHMIDT G H.; Dr.rer.nat., Prof. - Inst, fiir Pflanzenkrankh. und Pflanzenschutz, Fachgeb. 



Entomol. und Okol., Techn. Univ., Herrenhiiuser Str. 2, 3 HANNOVER-Herrenhausen, B.R.D. 



(Germany) 

 a Postembryonic development, several spp. (Orthoptera), Formica polyctena, F. pratensis 



(Hymenoptera) and others 

 b Caste determination. Formica spec, and others (Formicoidea, Hymenoptera) 

 SCHNETTER, VV.; Dr.rer.nat. - PhysioL Lehrst., ZooL Inst, der Univ., Im Neuenheimer Feld 230, 69 



HEIDELBERG, B.R.D. (Germany) 

 a Early embryology. Leptinotarsa deccmlineata (Coleoptera) 

 b Morphogenetic function of egg components; transplantation of nuclei and ooplasm. Same species 



as a 

 c Synthesis of RNA and protein during early embryogenesis. Same species as a 

 SCHOELLER (RACCAUD), Mrs. J.; Dr.Sci., Prof. - Lab. de Physiol, des Insectes, Univ. Pans VI, 7 



quai Saint Bernard, 75230 PARIS Cedex 05, France 

 a Experiments sur la cephalogencse larvaire et imaginale. Calliphora spec. (Diptera) 

 b Etat de determination des disques imaginaux. Calliphora erythrocephala (Diptera) 

 c Embryogenese de mutants lethaux. Drosophila spec. (Diptera) 

 SCHOPFER, P.; Dr.rer.nat. - Biol. Inst.II der Univ., Lehrst. fiir Bot., Schanzlestr. 9/11, 78 



FREIBURG/Br., B.R.D. (Germany) . 



a Physiological and molecular study of the control mechanisms involved in photomorphogenesis ot 



seedlings. Sinapis alba (Cruciferae) 

 SCHOUTEN, S. C. M.; Drs. - Dept. of PopuL and EvoL Biol., Genet. Inst., Univ. of Utrecht, 



Transitorium III, Padualaan 8, UTRECHT, Netherlands 

 a Development of quantitative characters. Drosophila melanogaster (Diptera) 

 SCHOWING, J.; Dr.cs Sci., Prof. - Dept. d'Embryol. et Teratol. Exp., Inst, de Biol.Anim., Fac. des 



Sci., Univ. de Fribourg, 1700 FRIBOURG, Switzerland 

 a Morphogenese du crane et induction cephalique. Gallus gallus (Aves) 

 b Action des alcaloides de hhacees sur la morphogenese de la tete. Gallus gallus (Aves), Mus 



musculus (Rodentia) 

 c Lesions par substances toxiques. Especes comme b . ^.,,„,r^ , 



SCHULTHEISS, H.; Dr. - Zool. Inst.II, Univ. (T.H.) Kaiserstr.l2, Postfach 6380, 75 KARLSRUHE 1, 

 B.R.D. (Germany) q, 



