a Regulation of nitrogen metabolism by hormones during metamorphosis. Ambystoma spec. 



(Urodela), Xenopus laevis (Anura) 

 b Regulation of the skin diffusional permeability to water by hormones during metamorphosis. 



Same species as a 

 SCHUMACHER, G. H.; Dr.sc.med., Dr.med.dent., Prof. - Anat. Inst., Med. Bereich, Univ. Rostock, 



Gertrudenstr. 9, 25 ROSTOCK 1, D.D.R. (Germany) 

 SCHWAGER, J.; cand.phil.nat. - Div. of Cell and Devi. Biol., Zool. Inst.,. Univ. of Bern, Sahlistr.8, 



3012 BERN, Switzerland 

 a Hemoglobin transition. Xenopus laevis (Anura) (with R. WEBER) 

 SCHWARTZ, v.; Dr.rer.nat., Prof. - Zool. Inst, der Univ., Holderlinstr. 12, 74 TUBINGEN, B.R.D. 



(Germany) 

 a Unipolar development of micronuclear spindle. Paramecium bursaria (Ciliata) 

 SCHWEICHEL, J.-U.; Dr. - II. Anat. Inst, der Freien Univ. Berlin, Kon.-Luise-Str. 15, 1 BERLIN 33, 



B.R.D. (Germany) 

 SCHWEIGER, H. G.; Dr.med., Prof. - Max-Planck-Inst. fiir Zellbiol., Anton-Dohrn-Weg, Postfach 



1009, 294 WILHELMSHAVEN, B.R.D. (Germany) 

 a Biochemical aspects of nucleo-cytoplasmic interrelationships. Acetabularia spec. (Chlorophyceae) 

 b Autonomy of chloroplasts. (Algae) 

 c RNA synthesis in nucleate and anucleate cells. (Algae) 



d Cooperation between different subcellular components in morphogenesis. (Algae) 

 SCHWOCHAU, M. E.; Dr.rer.nat., Prof. - Inst, fur Allgem. Biol., Univ. Diisseldorf, Ulenbergstr. 



127-129, 4000 DUSSELDORF, B.R.D. (Germany) 

 a Molecular biology and genetics of the Y-chromosome. Drosophila spp. (Diptera) 

 SCONZO, Mrs. G. - 1st. di Anat. Comp., Univ. di Palermo, Via Archirafi 20, 90123 PALERMO, Italy 

 a RNA synthesis in early development. Paracentrotus lividus (Echinoidea) 

 b Giant RNA in the cytoplasm of embryos. Same species as a 

 SCOPELLITI, R.; Dr.Biol.Sci. - 1st. di Zool. "F.Raffaele", Univ. di Roma, Viale dell'Universita 32, 



00161 ROMA, Italy 

 a Influence of steroids on osteogenesis in vivo and in vitro. Gallus gallus (Aves) 

 b Physico-chemistry of embryonic ribosomes. Rana esculenta, Bufo bufo (Anura), Gallus uailus 



(Aves) (with H. MANELLI, U. FERRINI and O. SENATORI) 

 SCRIBA, M. E. L.; Ph.D. Prof. - Inst, fiir Zool., Rhein.-Westf.-Techn. Hochscluile. Kopernikusstr. 16, 



51 AACHEN, B.R.D. (Germany) 

 a Developmental abnormalities caused by lethal factors. Drosophila melanogaster (Diptera) 

 SEARLE, R. F.; Ph.D. - Dept. of Pathol., Univ. of Bristol, University Walk, BRISTOL BS8 ITD, 



England 

 a Immunology of reproduction. Mus musculus (Rodentia), Homo sapiens (Primates) 

 b Biology of the trophoblast. Same species as a 

 c Early embryonic development. Mus musculus (Rodentia) 

 SEDDON, B.; Ph.D. - Dept. of Devi. Biol., Marischal Coll., Aberdeen Univ., ABERDEEN AB9 IAS, 



Scotland, U.K. 

 a Metabolic changes associated with early events (e.g. antibiotic production) in sporulation. Bacillus 



brevis (Bacteria) 

 SEDLACEK, J.; M.D., Ph.D. - Res. Lab. of Psychiat., Div. of Embryophysiol. CNS, Charles Univ., 



Albertov 5, 12800 PRAHA 2, Czechoslovakia 

 a Development of spontaneous and evoked phasic activity of the central nervous system in the 



prenatal period. (Aves; Mammalia) 

 b Neuropharmacology of embryonic spontaneous motility. (Aves) 

 SEHNAL, F.; RNDr., CSc. ~ Dept. of Physiol., Inst, of Entomol., Czech. Acad, of Sci.. Na Folimance 



5, 12000 PRAHA 2, Czechoslovakia 

 SEICHERT, v.; MUDr. - Dept. of Anat., Charles Univ., U nemocnice 3, 12800 PRAHA 2, Czechoslo- 

 vakia 

 a Experimental analysis of limb formation. Gallus domesticus (Aves) 

 SEIDEL, F.; Dr.phil., Prof.(Emer.) - Zool. Inst, der Univ., Kctzerbach 63, 355 MARBURG/Lahn, 



W.Germany 

 SEIDL, W. E.; Dr.med. - Embryol. Abt., Anat. Inst, der Univ., Kreuzbergring 36, 34 GOTTINGEN, 



B.R.D. (Germany) 

 SEITZ, K.-A.; Dr.rer.nat. - Zool. Inst, der Univ., Kctzerbach 63, 355 MARBURG/Lahn, W.Germany 

 SEKERIS, C. E.; Ph.D., Prof. - Inst, of Cell Res., German Cane. Res. Ctr., Im Neuenheimer Feld 280, 



Postfach 101949, 69 HEIDELBERG 1, B.R.D. (Germany) 

 a Transcription of chromatin from epidermis by insect DNA-dependent RNA polymerases. 



Calliphora erytliroccphala (Diptera) 

 b Translation of mRNA in an homologous in vitro system from same species as above. 

 SELLENS, M. H.; B.Sc. - Dept. of Pathol., Univ. of Bristol, University Walk, BRISTOL BS8 ITD, 



England 

 a Immunology of reproduction. Mus musculus (Rodentia), Homo sapiens (Primates) 

 b Biology of the trophoblast. Same species as a 

 c liarly embryonic development. Mus musculus (Rodentia) 

 SELLER, Miss M. J.; Ph.D. • Pacdiat. Research Unit, Guy's Hosp. Med. School, LONDON SEl 9RT, 



England 

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

 b I'xperimental teratology. (Mammalia) 



c i-.xperimental production of chimacras by tissue transplantation. Same species as a 

 d Transplantation of liver to ectopic sites in newborns and adults. Mus musculus, Rattus spp. 



(Rodentia) 



92 



