Bovey 



16 Bretscher 



c. Etude a l'aide du microscope electronique des chromosomes des ovocytes 



de Ttiturus cristatus. (Amphibia) (en collaboration avec H. G. C ALLAN 



of St Andrew's Univ.) 



BOYD, J. D. M.A., M.Sc, M.D., Prof. — Anat. Dept, London, Hosp. 



Med. Coll., Univ. of London, Turner Str., LONDON E. 1, England. 



a. Investigation on growth and histology of the placentae in situ from 

 the third month until term. Homo (Mammalia) (in collaboration with 

 W. J. HAMILTON) 



b. Human and mammalian embryology with special reference to nervous 

 system. 



BOYDEN, E. A. Ph.D., Med.Sc, Prof. — Inst, of Anat., School of Med., 

 Univ. of Minnesota, MINNEAPOLIS 14, Minn., U.S.A. 

 (no data received over this year) 



BOYER, Ch. C. B.S., M.A., Ph.D., Prof. — Med. Coll. of Alabama. BIR- 

 MINGHAM 5, Ala., U.S.A. 



BOZIC, B. Lie. es Sc. — Lab. de Biol. anim. du P.C.B., Univ. de Paris, 7, 

 Rue Cuvier, PARIS Ve, France, 

 a. Physiology of primitive development of the rat embryo. (Mammalia) 



BRACHET, J. L. A. M.D., Prof. — Lab. de Morphol. anim., Univ. libre 

 de Bruxelles, 1850, Chaussee de Wavre, BRUXELLES— Auderghem, 

 Belgique. 



a. Studies on the action of specific antisera on morphogenesis. (Various 

 species of Amphibia) 



b. Studies on the action of amino acids on morphogenesis. (Various species 

 of Amphibia) 



c. Studies on the metabolism of letal hybrids. (Various species of Amphibia) 

 BRADEN, A. W. H. B.Sc. — Commonwealth Sci. and Industr. Res. Org., 



McMaster Anim. Health Lab., Parramatta Rd, GLEBE, N.S.W., 

 Australia. 



a. Descriptive and comparative aspects of initial development. Investigation 

 of fertilization and spermatogenesis with phase-contrast microscopy. Rat 

 (Mammals) (in collaboration with C. R. AUSTIN) 



b. Experimental and developmental morphology of initial development. 

 Chemical and physical factors involved in the sperm penetration of the 

 zona pellucida. Rat and Rabbit (Mammals) (in collaboration with 

 C. R. AUSTIN) 



c. Developmental physiology of fertilization and cleavage. Development of 

 blastocysts and isolated blastomeres after transplantation. Induction of 

 parthenogenesis. Investigations on the external migration of gametes. 

 Rabbit (Mammals) (in collaboration with C. R. AUSTIN) 



BRAMBELL, F. W. R. D.Sc, F.R.S. — Dept of Zool., Univ. Coll. of 

 N. Wales, BANGOR, Caernarvonshire, Great Britain, 

 a. Immunological relations of mother and young in mammals. Rabbit 



BRANDT, W. M.D., Ph.D., Prof. — Dept of Anat., Med. School, Hospitals 

 Centre, BIRMINGHAM 15, England. 



a. Development of malformations of limbs. (Amphibians) 



b. General investigations on pathological development. (Amphibians) 



c. Development of eye. Human (Mammals) 



BRETSCHER, A. Dr Phil. II — Abt. fur Zoophysiol., Zool. Inst, der Univ., 

 Sahlistr. 8, BERN, Schweiz. 

 a. Development of the leg of the domestic fowl; Polydactyly. (Aves) 



