a. Descriptive and comparative embryology Turbellaria; Oligochaeta; 

 Polychaeta; Tardigrada) 

 AYKAg, I. Veter.Dr. — Inst, of Histol. and Embryol., Med. Fac. Ankara 

 Univ.. ANKARA. Turkey 



— temporarily: Institut d'Histol. et d'Embryol., Univ. de Liege. 20 Rue 

 de Pitteurs. LIfiGE, Belgique 

 a. The embryonic development of plasma cells (morphology, histo- 

 chemistry, ultrastructure). Rattus norvegicus (Rodentia) 

 AZOUBEL, R. M.D.. Ph.D. — Dept. de Morfol. Humana Funcional e 

 Aphcada, Fac. de Med. de Ribeirao Preto, Univ. de Sao Paulo. Caixa 

 Postal 301. SAO PAULO. S.P.. Brasil 



a. Histochemistry of developing neurons. (Vertebrata) (in collaboration 

 withA. R.CRUZ) 



b. Mitotic activity in embryonic retina. (Aves) 



c. Mitotic activity in retina before and after birth. Rattus rattus (Rodentia) 

 BABA. S. D.Sc. — Dept. of Botany. Fac. of Sci.. Kyoto Univ., KYOTO, 



Japan 



a. Histochemical study of cultured tissue (with electron microscope) 

 (physiology and morphology). Daucus carota (in r.ollaboration with 

 L. W. ROBERTS, Moscow, Idaho) 



b. Histochemical study of wound periderm formation (with electron mi- 

 croscope) (physiology and morphology). Solarium tuberosum (in colla- 

 boration with L. W. ROBERTS, Moscow, Idaho) 



c. The effect of helminthosporol on xylogenesis (physiology). Coleus blu- 

 mei (in collaboration with L. W. ROBERTS, Moscow, Idaho) 



BACA, M. M.D. — Dept. of Pathol.. Harbor General Hosp.. TORRANCE. 



Cahf.. U.S.A. 

 a. Electron microscope studies on fertilization processes. Homo sapiens 



(Primates) 

 BACKHOUSE, K. M. M.B.. B.S. — Dept. of Anat.. Charing Cross Hosp. 



Med. School. 62 Chandos Place. LONDON W.C.2. England 



a. Gubernaculum testis and testicular descent. (Mammalia) 



b. Early embryology and implantation. Halichoerus grypus (Pinnipedia) 

 BACKSTROM. S. A. A. Fil.Dr. — Wenner-Gren's Inst, for exper. Biol. 



Norrtullsgatan 16, STOCKHOLM Va., Sweden 



a. Characterization of reduction gradients. (Echinoidea) 



b. Basic proteins during oogenesis and early development (biochemical 

 and histochemical methods). Paracentrotus lividus, Psammechinus 

 miliaris (Echinoidea) 



BADE, E. G. M.D. — Inst, de Patol. Gener. y Exper., Fac. de Ciencias 



Med.. Univ. Nac. de Cuyo. Casilla de Correo 513. MENDOZA, 



Argentina. 

 a. Liver regeneration: control of growth by tissue factors, submicroscopic 



structure of regenerating hver, protein and nucleic acid synthesis. Mus 



musculus (Rodentia) 

 BADlNEZ, O. M.D.. Prof. — Catedra de Embriol., Escuela de Med., Univ. 



de Chile, Zanartu 1042, SANTIAGO, Chile 

 BAEVSKY, J. B. Cand.biol.sci. — Inst, of Animal MorphoL. Acad, of Sci. 



of the U.S.S.R., Vavilov St.l2, MOSCOW V-133, U.S.S.R. 



15 



