a. Mitogenic effect of phytohemagglutinin in embryonic myoblasts. Gallus 

 domesticus (Aves) (in collaboration with L. M. RINALDINI) 

 AX, P Dr., Prof. — II. Zool. Inst, und Museum. Berlinerstr. 28, G5TTIN- 

 GEN, Deutsche Bundesrepublik 

 a. Descriptive and comparative embryology. (Turbellaria; Oligochaeta; 

 Polychaeta) 

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

 Univ., ANKARA. Turkey 

 a. The embryonic development of plasma cells. Rattus norvegicus (Rodentia) 

 AZOUBEL, R. M.D. — Dept. of Morphol., Fac. de Med. de Ribeirao Preto, 

 Univ. de Sao Paulo, SAO PAULO, Brazil 



a. Allometric growth of the embryonic eye. Gallus domesticus (Aves) 



b. Allometric growth of the eye after birth. Rattus rattus albinus (Rodentia) 



c. Histochemistry of developing neurons. (Aves) 



BABCOCK. P. A. — Coll. of Pharmacy, Rutgers Univ., 1 Lincoln Ave., 

 NEWARK 4, N.J., U.S.A. 

 a. Experimental developmental morphology of plants. 

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

 Med. School, 62-65 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. Activity of glucose-6-phosphate dehydrogenase and of glucose-6-phos- 

 phatase during development. (Echinoidea) , Xenopus laevis (Anuva), 

 Gallus spec. (Aves) 



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



de Chile, Zaiiartu 1042, SANTIAGO, Chile 

 a. Histochemical studies on mucopolysaccharides in early stages of devel- 

 opment. Calyptocephalella gayi, Bufo espinosus (Anura), Gallus spec. 



(Aves), Mus spec. (Rodentia) 

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



the U.S.S.R., First Academic St. 12, MOSCOW V-133, U.S.S.R. 

 a. Retardation of embryo development and state of maternal endocrine 



glands during the embryonic diapause. Mattes zibellina, Mustela vison 



(Carnivora) , Rattus norvegicus (Rodentia) 

 BAFFONI, G. M. Dr.Biol.Sci., Prof. — 1st. di Anat. Comp., Fac. di Sci., 



Univ. di Modena, Via Universita 4, MODENA, Italia 



a. Growth and differentiation of the nervous cell. (Cyclostomata; Teleostei; 

 Amphibia; Aves; Mammalia) 



b. Mitotic ratio in the larval central nervous system. (Amphibia) 



c. Sex-chromatin. (Nematoda; Insecta) 



d. Oogenesis. (Crustacea) 



e. Neurosecretion. (Annelida; Mollusca) 



BAGINSKA (BORSUK), Mrs. I. M.D. — Inst, of Histol. and Embryol., 

 Acad, of Med., Narutowicza 60, LODZ, Poland 



BAGINSKI, S. M.D. — Inst, of Histol. and Embryol., Acad, of Med., Naruto- 

 wicza 60, LODZ, Poland 



BAGNARA, J. T. B.A., Ph.D., Prof. — Dept. of Zool., Univ. of Arizona, 

 TUCSON, Arizona, U.S.A. 



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