b Radioimmunoassay of in vitro steroid biosynthesis by embryonic gonads; experimental control. 



Same species as a 

 SCHELLER, K.; Ph.D. - Physiol.-Chem. Inst. I, Univ. Marburg, Lahnberge, 355 MARBURG 1, B.R.D. 



(Germany) 

 a Changes in the developmental-physiological competence of fat body nuclei during postembryonic 



development; influence of ecdysteroids and juvenile hormone on the regulation of transcription; 



changes in gene expression during larval development. 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 14-18-day- 



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

 SCHERINI, Ms. E. - Inst, of Histol., Embryol. and Anthropol., Univ. of Pavia, Piazza Botta 10, 27100 



PAVIA, Italy 

 a Maternal malnutrition as a cause of placental insufficiency and of abnormal fetal development, 



especially cerebellar pre- and post-natal histogenesis (qualitative and quantitative histochemistry). 



Rattus rattus (Rodentia) 

 b Normal and pathological spermatogenesis (quantitative cytochemistry). (Mammalia) 

 SCHERRER, K.; Dr., Prof. - Inst, de Rech. en Biol. MoL du C.N.R.S., Univ. Paris VII, 2 place Jussieu 



(Tour 43), 75221 PARIS Cedex 05, France 

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

 b Abortive transcription of globin genes in ery throleukaemic cells. Same species as a 

 c Gene transcription in oocytes. Gallus domesticus, Coturnix c. japonica (Aves) 

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



WURZBURG, B.R.D. (Germany) 

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



histochemical 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.; D.Sc. - 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. NW2, 



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

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



(Primates) 

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



(Lagomorpha) 

 SCHMID, V. S.; Dr.phil. - Zool.-Vergl. Anat. Inst., Univ. Zurich, Kunstlergasse 16, 8006 ZURICH, 



Switzerland 

 a Differentiation potentialities 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, E. R.; Dr. - Abt. Biol., Arb.gr. Entvv.physiol. der Tiere, Ruhr-Univ., 4630 BOCHUM, 



B.R.D. (Germany) 

 a Substructure of chromatin by enzyme degradation techniques. Ephestia kuehniella and other spp. 



(Lepidoptera) 

 b DNA and nuclear RNA in chromatin fractions. Same species as a 

 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, fur Pflanzenkrankh. und Pflanzenschutz, Tech. Univ., 



Herrenhauser 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, W.; Dr.rer.nat. - Physiol. Lehrst., Zool. Inst, der Univ., Im Neuenheimer Feld 230, 69 



HEIDELBERG, B.R.D. (Germany) 

 a Early embryology. Leptinotarsa decemlineata (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), Ms. J.; D.Sc, Prof. - Lab. de Physiol, des Insectes, Univ. Paris VI, 7 quai 



Saint Bernard, 75230 PARIS Cedex 05, France 

 a Experiments sur la cephalogenese 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., Prof. - Biol. Inst.II der Univ., Lehrst. fur Bot., Schanzlestr. 1 , 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., State Univ., Transitorium 

 III, Padualaan 8, UTRECHT, Netherlands 



92 



