Sla-Son 



SLADECEK, F. RNDr., CSc, M.I.I.E.. Prof. — Dept. of Gener. and Exp. 

 Zool.. Charles Univ., Vinicna 7, PRAHA, 2, Czechoslovakia 



a. Transplantation of nuclei and cytoplasmic components. (Amphibia) 



b. Nucleo-cytoplasmic relations in early development. (Amphibia) (in col- 

 laboration with A. ROMANOVSKY) 



SLAMA, K. Prom.biol, CSc. — Dept. of Insect Physiol., Entomol. Inst., 



Czechoslovak Acad, of Sci., Na Folimance 5, PRAHA 2, Czechoslovakia 

 SLIJPER, E.J. Dr., Prof. — Zool. Lab., Univ. of Amsterdam, Plantage 



Doklaan 44, AMSTERDAM C, Netherlands 

 a. The embryonic blood circulation (ductus Botalli, ductus Arantii etc.), 



particularly in aquatic forms. (Mammalia) 

 SLiPKA. J. MUDr., RNDr., CSc. — Inst, of Histol. and Embryol.. Fac. of 



Med., Charles Univ., Karlovarska 48, PLZEN, Czechoslovakia 



a. The development and teratology of the branchial region. (Amniota, incl. 

 Homo sapiens) 



b. The early development of the thyroid gland. (Amniota, incl. Homo sa- 

 piens) 



SMIRNOWA, Mrs.E.I. Cand.biol.sci. — Dept. of Embryol, Fac. of Biol., 

 Moscow Univ., MOSCOW V-234, U.S.S.R. 

 a. The influence of medicaments and various sorts of ionizing radiation on 



the development of embryos. (Aves; Mammalia) 

 h. The influence of some agents on the changes of development of heart, 

 blood vessels and liver. (Aves: Mammalia) 

 SMIT, M.P. Vet. Surg. — Veter. Anat. and Embryol. Inst., State Univ. of 

 Utrecht, Bekkerstr. 141, UTRECHT, Netherlands 

 a. Normal development of the kidney. Bos taums (Artiodactyla) 

 SMIT, P. Med.drs. — Div. of exper.Morphol., Dept. of Anat. and Em- 

 bryol., Univ. of Amsterdam, Mauritskade 61, AMSTERDAM O., 

 Netherlands 

 a. Effect of X-rays on ovarial oogenesis. Mus spec. (JRodentia) (in collab- 

 oration with H.A.L.TRAMPUSCH) 

 SMITH, A.E.S. A.B., Ph.D. — Dept. of Devel. Biol, Div. of Biol., California 

 Inst, of Technol., PASADENA 4. Calif., U.S.A. 

 a. Regulation of protein and nucleic acid synthesis at fertilization and 

 during subsequent development. Utechis caupo (Gephyrea, Annelida), 

 (Echinoidea) 

 SMITH, K.D. Ph.D. — Dept. of Biol., Johns Hopkins Univ., Charles and 

 34th Sts., BALTIMORE, Md. 21218, U.S.A. 

 a. Regulation of macromolecular synthesis. Lytechinus pictus (Echinoi- 

 dea), Ascidia nigra (Tunicata) 

 SMITH, L.D. Ph.D. — Div. of Biol, and Med. Res.. Argonne Natl. Lab., 

 9700 South Cass Ave., ARGONNE, 111. 60440, U.S.A. 

 a. Embryological and genetical studies on origin of germ cells. Ambystoma 

 mexicanum (Urodela) 

 SMITH, S.T. B.Sc. — Dept. of Zool., Univ. of Bristol, BRISTOL 8, Eng- 

 land 

 a. Embryology. Retusa obtusa (Bullomorpha, Opisthobranchia, Gastropo- 

 da) 

 SMITHBERG, M. Ph.D., Prof. — Dept. of Anat., School of Med.. Univ. of 

 Minnesota, MINNEAPOLIS, Minn. 55455, U.S.A. 



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