Ave-Bar 



AVEL, M. Dr., F.I. I.E., Prof. — Lab. de Biol. Gener., Fac. des Sci. de Bor- 

 deaux, 40 Rue Lamartine, TALENCE (Gironde), France 



AVERKINA, R. F. Dr. — Inst, of Exper. Biol, of the Acad, of Med. Sci. of 

 the U.S.S.R., Baltiyskaya 8, MOSCOW D-315, U.S.S.R. 

 a. Development of antigens in early embryos. (Amphibia; Aves) 



AZOUBEL, R. M.D. — Fac. de Med. de Ribeirao Preto, Univ. de Sao 

 Paulo, SAO PAULO, Brazil 



BABB, J. D. B.A. — Hubrecht Lab., Intern. Embryol. Inst., Janskerkhof 2, 

 UTRECHT, Netherlands 

 a. Study of propagation of inductive influences through folds of competent 

 ectoderm, implanted into the neural plate region, by means of time-lapse 

 microcinematography. (Urodela) 



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) 



c. Implantation of the blastocyst. (Mammalia) 



BACKSTROM, S. A. A. Fil.dr. — Wenner-Gren's Insc. 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 (Anura), 

 Gallus spec. (Aves) 



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



de Chile, Zanartu 1042, SANTIAGO, Chile 

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

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



(Aves), Mus spec. (Rodentia) 

 BAEVSKY, J. B. Cand.Biol.Sci. — Inst, of Animal Morphol. of the Acad, of 



Sci. of the U.S.S.R., Lenin Avenue 33, MOSCOW V-71, 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. — 1st. di Anat. comp., Fac. di Sci., Univ. di 



Modena, Via Universita 4, MODENA, Italia 



a. Growth and differentiation of the nervous cell. Lampetra spec. (Cyclos- 

 tomata), Trutta spec, Brachydanio spec. (Teleostei) , Rana spec, Bufo 

 spec, Xenopus spec, Bombina spec, Triturus spec. (Amphibia) , Colum- 

 ba spec, Gallus spec. (Aves), Felis spec, Mus spec, Rattus spec. 

 (Mammalia) 



b. Mitotic ratio in the larval central nervous system. Bufo bufo, Triturus 

 cristatus (Amphibia) 



c Chromatoid bodies, heterochromosomes and sex-chromatin. Potamon flu- 

 viatile, Callianassa tyrvhena, Eupagurus prideauxii (Decapoda, Crus- 

 tacea) 

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

 Acad, of Med., Narutowicza 60, L6DZ, Poland 

 a. Investigations of experimentally provoked monstruosities. Gallus spec. 

 (Aves), (Mammalia) 

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

 rutowicza 60, L6DZ, Poland 



12 



