a. Histochemische und polarisationsoptische Untersuchungen zur Histo- 

 genese des Vormagenepithels. Mus musculus (Rodentia) 



b. Qualitative und quantitative histochemische Untersuchungen zur Kla- 

 rung von Embryopathien am Magen-Darmtrakt und seinen Anhangs- 

 driisen nach Strahleneinwirkung wahrend der Graviditat. Mus musculus 

 (Rodentia) 



SCHWANDER. J. — Inst, de Physiol. Gener., 15 Place Carnot. NANCY 

 (Meurthe & Moselle), France 

 (no embryological work in progress) 

 SCHWARTZ, V. Dr.rer.nat., Prof. — Zool. Inst, der Univ.. Holderlinstr. 

 12. TUBINGEN, Deutsche Bundesrepublik 

 a. Cytologie und Entwicklungsphysiologie. Paramecium bursaria (Holo- 



tricha, Ciliata) 

 h. Experimentelle Analyse der Ontogenese des Fliigelmusters. Plodia 

 interpunctella (Lepidoptera) 

 SCHWARZ. W. Dr.med., Prof. — Forschungsabt. fiir Elektronenmikrosko- 



pie der Freien Univ. Berlin, Konigin-Luise-Str. 15, BERLIN-Dahlem 

 SCHWEISTHAL, M.R. Ph.D. — Dept. of Anat., Med. Coll. of Virginia, 

 RICHMOND 19, Va. U.S.A. 

 a. Growth of fetal pancreas in organ culture. Mus musculus (Rodentia) 

 SCOTHORNE, R.J. B.Sc. M.D., F.R.S.E., Prof. — Dept. of Anat., Med. 

 School, the Univ., NEWCASTLE upon Tyne 1, England 

 a. Development of pharyngeal derivatives. (Aves; Mammalia) 

 h. Development of nasal cavity. (Aves) 

 SCOTT, T.K. B.A., M.A., Ph.D. — Dept. of Biol., Oberlin Coll.. OBER- 

 LIN. Ohio, U.S.A. 

 a. Auxin movement; the relation between transport and growth in seed- 

 lings as influenced by age and light. Pisum sativum (Leguminosae) 

 h. Apical dominance; characterization of the hormonal control exhibited by 

 shoot apices in lateral bud suppression. Pisum sativum (Leguminosae). 

 Coleus blumei (Labiatae) 

 SEARLS, R. L. B.S., Ph.D. — Dept. of Biol., Univ. of Virginia, Gilmer Hall. 

 CHARLOTTESVILLE, Va.. U.S.A. 

 a. Ectoderm-mesodcrm interaction in limb development. Callus domesticus 



(Aves) 

 h. Metabolic changes in development. Callus domesticus (Aves) 



c. Biochemistry of development. Callus domesticus (Aves) 

 SEDLACEK, J. MUDr., Cand.Med.Sci. — Lab. of Embryophysiol.. Inst, of 



Physiol.. Fac.Gen. Medicine, Charles Univ., Albertov 5, PRAHA 2, 



Czechoslovakia 

 a. Localization of mechanism of temporary connection in prenatal period 



by potassium depression. (Aves; Mammalia) 

 h. Development of low and high frequency impedance in foetal brain 



tissue. (Aves; Mammalia) 



c. Development of steady and membrane potential in foetal brain. (Aves; 

 Mammalia) 



d. Development of extracellular environment of foetal brain (physical and 

 chemical ) . (Aves; Mammalia) 



e. Prenatal development of functional activity of reticular respiratory neu- 

 rons. (Mammalia) 



183 



