BRUMBAUGH, J. A. B.S. — Dept. of Genetics, Iowa State Univ., AMES, 



Iowa, U.S.A. 

 BRUMMETT, Miss A. R. B.A., M.A., Ph.D. — Dept. of Biol., Oberlin Coll.. 



OBERLIN, Ohio, U.S.A. 



a. Experimental analysis of morphogenetic movements and differentiation 

 in the early gastrula by deletion-explantation techniques. Fundulus hetero- 

 clitus (Teleostei) 



b. Analysis of biochemical differences in various presumptive regions of 

 the early gastrula. Fundulus heteroclitus (Teleostei) 



BRUN, J .L. — Lab. de Zool. exper., Fac. des Sci. de Lyon, 43 Bd. de l'Hippo- 

 drome, VILLEURBANNE, France 

 a. Adaptation aux temperatures elevees. Caenorhabditis elegans (Nematoda) 

 BRUNEL, CI. Lic.es Sci. — Lab. de Zool. exper., Fac. des Sci. de Lyon, 

 43 Bd. de l'Hippodrome, VILLEURBANNE, France 

 a. Metabolisme des nucleotides. Bombyx mod (Lepidoptera) 

 BRUNST. V. V. Dr.Biol. — Roswell Park Memorial Inst., 666 Elm St., 

 BUFFALO 3, N.Y., U.S.A. 



a. Experimental embryology. Siredon mexicanum (Urodela) 



b. Regeneration. Siredon mexicanum (Urodela) 



c. Chromosomes. Siredon mexicanum (Urodela) 



BRYAN, J. H. D. B.So, M.A., Ph.D. — Dept. of Zool. and Entomol., Coll. of 

 Sci. & Humanities, 360 Science Building, Iowa State Univ., AMES, Iowa, 

 U.S.A. 



a. Cytochemical studies of gamete formation. Mus musculus (Rodentia) 



b. Cytochemical studies of X-ray effects on mitosis and meiosis. Mus muscu- 

 lus (Rodentia) 



c. Nucleic acid-protein ratios during growth and differentiation. Mus muscu- 

 lus (Rodentia) 



d. Development of nuclear staining suitable for electron microscopy. 

 BUCHANAN, G. D. B.A., M.A.. Ph.D. — Dept. of Anat, Med. Units, Fac. 



of Basic Med.Sci., Univ. of Tennessee, MEMPHIS 3, Tenn., U.S.A. 

 a. Mechanism of delayed implantation; experimental implantation during 

 delay. Dasypus novemcinctus (Edentata) 



BULMER. D. M.A., M.D. — Dept. of Anat., Univ. of Manchester, MAN- 

 CHESTER 13, England 

 a. Cytochemistry of developing female genital tract. Various spp. (Mam- 

 malia) 



BUftO, W. B.Sc, Ph.D., Prof. — Dept. de Histol. y Embriol., Fac. de Med.. 

 MONTEVIDEO, Uruguay, S. America 



BURDON-JONES, C. B.Sc, Ph.D., M.I.I.E. — Marine Science Labs., Univ. 

 Coll. of North Wales, MENAI BRIDGE, Anglesey, Wales 

 a. Development and regeneration. Rhabdopleura normani (Pterobranchia, 

 Hemichordata) 



BURGESS, A. M. C. B.Sc — Dept. of Anat. and Embryol., Univ. Coll. 

 London, Gower St., LONDON W.C. 1, England 

 a. Capacity of dedifferentiated cell nuclei to control embryonic development 

 after transplantation into enucleated eggs. Xenopus laevis (Anura) 



BURNS, R. K. A.B., Ph.D., F.I.I.E. — Dept. of Embryol., Carnegie Inst, of 

 Washington, 115 W. University Parkway, BALTIMORE 10, Md., 

 U.S.A. 



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