BRIGGS, R. W. Ph.D., Prof. — Dept. of Zool.. Indiana Univ., BLOOMINGTON. Ind 



47401, U.S.A. • 



BRINCK-JOHNSEN, T. Ph.D. — Dept. of Pathol., Dartmouth Med. School, HANOVER. 



N.H. 03755, U.S.A. 

 a Placental and fetal steroidogenesis. Dasypus nouemcinctus (Edentata) 

 b Placental estrogens. Sus scrofa (Artiodactyla) 

 c Estrogens in pregnancy. Felis cafus (Carnivora) 

 BRINSTER, R. L. V.M.D., Ph. D., Prof. — Lab. of Reprod. Physiol.. School of Vet. Med.. 



Univ. of Pennsylvania, 530 Lippincott Bldg., 25th & Locust Sts., PHILADELPHIA, Pa. 



19103. U.S.A. 

 a Fertilization; physiology and biochemistry of ova and early cleavage stages. (Mammalia) 

 BRODY. S. Ph.D. — Dept. of Biol.. Univ. of California. San Diego, P.O. Box 109. LA 



JOLLA, Calif. 92037, U.S.A. 

 a Developmental genetics. Neurospora spec. (Ascomycetes) 

 b Biochemical mechanisms in morphogenesis. 

 BR0NDSTED, H. V. Dr.Phil.. Prof. (Emer.) — Stockholmsgade 23, 2100 COPENHAGEN, 



Denmark • 



a Physiology and regeneration. (Porifera; Turbellaria) 

 b Embryology. Mus musculus (Rodenfia) 

 BROOKBANK. J. W. Ph.D.. Prof. — Dept. of Zool., Univ. of Florida, GAINESVILLE. 



Fla. 32601. U.S.A. 

 a DNA synthesis in interordinal hybrids, fertilization through pluteus. Strong ylocentrotus 



purpuratus x Dendraster excentricus (Echinoidea) 

 b Entoderm antigens of plutei. Lytechinus variegatus (Echinoidea) 

 BROOKS (LAWRENCE). Mrs. B. — Histol. Dept.. Fac. of Med., Univ. of Liverpool, 



LIVERPOOL, Lancashire. England 

 BROOKS, Miss M. A. Ph.D.. Prof. — Dept. of Entomol., Fish, and Wildlife. Univ. of 



Minnesota. ST. PAUL. Minn. 55101. U.S.A. 

 a Tissue differentiation, studied in cell culture, with respect to developmental potential as 



correlated with stages in the life cycle. Malacosoma dissfria (Lepidoptera) 

 b The effect of intracellular symbiotic microorganisms on vitellogenesis and embryonic devel- 

 opment of insects. Blattella germanica, Periplaneta americana (Dictyoptera) 

 BROSEMER. R. W. Ph.D.. Prof. — Dept. of Chem.. Washington State Univ.. PULLMAN. 



Wash. 99163. U.S.A. 

 a The morphological and enzymic development of flight muscle. Apis mellifera, Bombus spec. 



(Hymenoptera), Sarcophaga bullata (Dipteca) 

 BROUWER, P. J. Med.Drs. — Dept. of Anat. and Embryol., Free Univ. of Brussels, 97 



rue aux Laines, BRUXELLES. Belgium 

 BROWN, D. D. M.D. — Dept. of Embryol.. Carnegie Inst, of Washington, 115 W. Uni- 

 versity Parkway. BALTIMORE, Md. 21210. U.S.A. 



— Dept. of Biol., Johns Hopkins Univ., Charles & 34th Sts.. BALTIMORE, Md. 21218. 



U.S.A. • 



a Biochemical studies of early development. Rana pipiens, Xenopus laevis (Anura), Hyalo' 



phora cecropia and other spp. (Lepidoptera) (in collaboration with L. P. GAGE. R. G. 



ROEDER and Y. SUZUKI) 

 BROWN. E. H. Ph.D. — Dept. of Zool.. Univ. of Illinois. URBANA, 111. 61801. U.S.A. 

 a Genetic and cytological aspects of oogenesis. Drosophila melanogaster (Diptera) 

 BROWN. J. A. M. Ph.D. — Dept. of Biol., Univ. of Notre Dame, NOTRE DAME, Ind. 



46556, U.S.A. 

 a Developmental physiology, particularly mcristem metabolism in floral morphogenesis. Arab- 



idopsis thaliana (Cruciferae) 

 b Floral induction as affected by deoxyriboside base analogues and photoperiod. Arabidopsis 



thaliana (Cruciferae) 

 c Photomorphogenic action spectra and threshold flux densities. Arabidopsis thaliana (Cruci- 

 ferae) 

 d Pupal development and adult fertility as affected by deoxyriboside base analogues applied 



topically at onset of pupation. (Nematocera, Diptera) (in collaboration with G. B. CRAIG) 

 BROWN, J. W. Ph.D., Prof. — Dept. of Anat., Univ. of Alabama Med. Center. 1919 



Seventh Ave. South. BIRMINGHAM. Ala. 35233. U.S.A. 

 BRUCE, L. Fil.Kand. — Zoophysiol. Inst.. Univ. of Lund, Helgonavagen 3. 223 62 LUND. 



Sweden 

 a Biochemical and cytochemical analysis of intracellular yolk granules in early blastoderms 



with special regard to yolk DNA. Gallus domesticus (Aves) 

 BRUGAL, G. J. Y. Cherch. 3e Cycle — Lab. de Zool.. Fac. des Sci. de Grenoble. Cedex 53, 



38 GRENOBLE. France 

 a Etude autoradiographique du cycle mitotique et de ses variations sous Taction des facteurs 



externes (temperature, thyroxine) a differents stades du developpement. Pleurodeles waltlii 



(Urodela) 



28 



