a Germ cell origin and differentiation. Botryllus schlosseri (Ascidiacea) 



SABELLI, B.; Dr. - Inst, of Zool., Univ. of Bologna, Via S. Giacomo 9, 40126 BOLOGNA, Italy 



a Oogenesis in parthenogenetic and amphigonic eggs. Daphnia spec. (Qadocera, Crustacea) 



b Regeneration and origin of germ cells. MerciereUa enigmatica (Serpulidae, Polychaeta) 



c Origin of germ cells and sex differentiation. Sphaerium comeum (Bivalvia), Goniodiscus rotun- 



datus, Deroceras reticulatum (Gastropoda) 

 SADOKOVA, Ms. I. E.; Cand.biol.sci. - Inst, of Devi. Biol., USSR Acad, of Sci., Vavilov St. 26, 



MOSCOW 117334, USSR 

 a Role of neurotransmitters (serotonin, catecholamines) and their interaction with cyclic AMP 



and cyclic GMP in early embryogenesis. Strongylocentrotus droebachiensis, S. intermedius 



(Echinoidea) 

 SAFANDA, J.; ing.chem. - Inst, of Pathophysiol., Charles Univ., Lidicka 1, 306 05 PLZEN, Czecho- 

 slovakia 

 a Characteristics of the transport of 4-aminobutyric acid in developing brain. Rattus spec. (Roden- 



tia) 

 SAKHAROVA, Ms. N. Yu.;Cand.sci. - Chair of embryol., Biol. Fac, Moscow State Univ., Lenin HiUs, 



117234 MOSCOW, USSR 

 a Interaction of nucleus and cytoplasm in early development. Drosophila melanogaster (Diptera) 

 b Changes in the central nervous system in regenerating and asexually reproducing animals. Dugesia 



dorotocephala, D. tigrina (Turbellaria) 

 SAKUN, Ms. O. F.; Cand.biol.sci. - Lab. of Exp. Ichthyol., Biol. Inst., Leningrad State Univ., Stary 



Peterhof, LENINGRAD 198904, USSR 

 a Effect of X-irradiation on gametogenesis. (Chondrostei; Teleostei) 

 b Mechanisms of hormonal regulation of oocyte maturation in vitro. (Teleostei) 

 SALA, M.; Dr.biol., Prof. - 1st. di Biol. Anim., Univ. di Padova, Via Loredan 10, 35100 PADOVA, 



Italy 

 a Embryonic and adult hemoglobin. (Anura; Urodela) 



b Developmental variations in parabiotic twins. Rana dalmatina, R. esculenta (Anura) 

 c Molecular aspects of neural induction. (Urodela) 

 d Effect of some drugs on early embryonic development. (Amphibia) 

 SALAMATINA, Ms. N. V. - Dept. of Gerontol., Inst, of Exp. Morphol., Acad, of Sci. of the Georgian 



S§R, Digomi, TBILISI 380059, USSR 

 SALAUN, Ms. J.; D.Sc. - Inst. d'Embryol. du C.N.R.S. et du Coll. de France, 49bis av. de la Belle 



GabrieUe, 94130 NOGENT-sur-MARNE, France 

 a Formation experimentale d'embryomes homoplastiques et heteroplastiques. Gallus gallus (Aves), 



Rattus rattus (Rodentia) 

 b Influence reciproque des cellules cancereuses et embryonnaires reunies sur un meme hote. Rattus 



rattus, Mus musculus (Rodentia) 

 c Les capacites de differenciation des ceUules embryonnaires et des cellules du teratocaicinome de 



Stevens. (Mammalia) 

 d La differenciation de I'oeil dans une souche anophthalmique (culture in vitro, greffe in utero). 



Meme espece comme b 

 SALMONS, S.; Ph.D. - Dept. of Anat.,Med. School, Univ. of Birmingham, Edgbaston, BIRMINGHAM 



B15 2TJ, England 

 SAL6, E. - Dept. de Genet., Fac. de Biol., Univ. de Barcelona, Pla9a Universidad, BARCELONA-7, 



Spain 

 a Isolation and characterization of morphogenetic factors involved in growth and regeneration. 



Dugesia tigrina (Turbellaria) 

 SALONEN, J. E. K.; B.M. - Lab. of Exp. Embryol., Dept. of Pathol., Univ. of Helsinki, Haartmanin- 



katu 3, 00290 HELSINKI 29, Finland 

 a Mechanism of kidney tubulogenesis. Mus musculus (Rodentia) (with L. O. SAXEN, E. LEHTONEN, 



S. NORDLING, and P. EKBLOM) 

 SALVADOR, G. F.; Dr.-Ing. - Dept. de Biol. Gen. et Appl., Univ. de Lyon I, 43 Bd. du 11 Novembre 



1918, 69621 VILLEURBANNE, France 

 a Control of deUa-aminolevuUnic acid synthesis during chloroplast morphogenesis. Euglena gracilis 



(Euglenophyceae) . 



SALVATORELLI, G.; Ph.D., M.D., Prof. - 1st. di Anat. Comp., Univ. di Ferrara, via L. Borsari 46, 



44100 FERRARA, Italy 

 a Factors in foetal erythropoiesis. Gallus domesticus (Aves) 

 b Erythropoiesis and leucopoiesis during metamorphosis. Bufo bufo (Anura) 

 c Embryonic and foetal erythropoiesis. Cavia porcellus (Rodentia) 

 d Purification and chemical identification of erythropoietic factor in embryonic liver extracts. Same 



species as a , „ „ 



SALZGEBER, Ms. B.; D.Sc. - Inst. d'Embryol. du C.N.R.S. et du Coll. de France, 49bis av. de la BeUe 



Gabrielle', 94130 NOGENT-sur-MARNE, France 

 a fitude des effets teratogenes (malformations de membres) obtenus par I'yperite azotee (chlor- 



ethylamine). Gallus spec. (Aves) 

 b Recherches sur la genese des malformations de membres. Gallus domesticus (Aves) 

 c Teratological studies on a mutant. Mus musculus (Rodentia) 

 SAMARUT, J.; Dr. spec. - Dept. de Biol. Gen. et AppL, Univ. de Lyon I, 43 Bd. du 11 Novembre 



1918, 69621 VILLEURBANNE, France 

 a Development of haemopoietic stem cells. Gallus domesticus (Aves) 



b Erythrocytic polymorphism determination. Same species as a, and Mus musculus (Rodentia) 

 SANDER, K.: Ph.D., Prof. - Biol. Inst. I (Zool.) der Univ., Alberstr. 21a, 78 FREIBURG, B.R.D. 



(Germany) 

 98 



