BORELLI, Miss A. P. Dr.Biol.Sci. — 1st. di zool., dell'Univ., Vialc 

 Regina Elena 324 (al Policlinico), ROMA. Italia 

 a. Growth and diferentiation of regeneration blastema in vivo and 

 in vitro. Planaria totva, Dugesia etrusca (Turbellaria) (in collabo- 

 ration with P. PASQUINI) 

 BORSTEL, R. C. von Ph.D. — Biol. Div., Oak Ridge National Lab., P. O. 

 Box Y, OAK RIDGE, Tenn. 37831, U.S.A. 

 a. Induction of chromosomal puffs in larval salivary glands by ribonu- 

 clease; cytidine uptake and net amounts of RNA and protein of these 

 puffs. Drosophila buskii (Diptera) 

 BORSUK, Mrs. R. A. Cand.biol.sci. — Dept. of Embryol., Fac. of Biol., 

 Moscow Univ., MOSCOW V-234, U.S.S.R. 

 a. The effect of light as a specific retina irritant on Wolffian lens 

 regeneration, in particular the influence of different parts of the visible 

 spectrum, and of different light intensities on the morphophysiological 

 connections between retina and lens. (Urodela) 

 BOSCHKOW, D. M.Sc. — Inst, of Zool., Bulgarian Acad, of Sci., Bui. 



Ruski 1, SOFIA, Bulgaria 

 BOSCHWITZ, Miss B. D. M.Sc, Ph.D. — Dept. of Zool., Hebrew Univ. 

 of Jerusalem, JERUSALEM, Israel 

 a. Seasonal changes in th^ parathyroid. Bu[o viridis (Anura) 

 h. Seasonal changes in the ultimobranchial body. Bu[o viridis (Anura) 

 c. Motor end plates during metamorphosis. Hyla arborea (Anura) 

 BOSSHARD, H. J. Cand.phil. — Zool.-vergl.Anat. Inst., Naturwiss. Fak., 



Univ. Zurich, Kiinstlergasse 16, ZORICH, Schweiz 

 BOSSY, J. G. M. Dr., Prof. — Lab. d'Anat., Fac. de Med., B.P.38. 

 CLERMONT-FERRAND, France 



a. Study of melanotic embryo of 15 mm V.C. Homo sapiens (Primates) 



b. Mitotic index in the ependymal layer of the embryonic brain: topo- 

 graphic variations. Homo sapiens (Primates) 



c. Development of the mucous lining of the auditory tube. Homo sapiens 

 (Primates) 



BOTERENBROOD, Miss E. C. Ph.D. — Hubrecht Lab. (Intern. Embryol. 

 Inst.), p/a Universiteitscentrum "De Uithof", UTRECHT, Nether- 

 lands 

 a. Organization of prosencephalic structures after dis- and re-aggregation 

 of the prosencephalic part of the neural plate. Triturus alpestris, 

 Pleurodeles waltlii (Urodela) 



BOTH, N. J. de M.Sc. — Hubrecht Lab. (Intern. Embryol. Inst.), p/a 

 Universiteitscentrum "De Uithof", UTRECHT, Netherlands 

 a. Transplantation of limb regeneration blastemas: the role of mesenchy- 

 mal mass in regional organization. Ambystoma mexicanum (Urodela) 



BOTTE, V. Veter.Dr. — 1st. di Zool. e Anat. Comp., Fac. di Sci., Univ. 

 degli Studi, Piazza Filippo Marchetti, CAMERINO, Italia 



a. Sex differentiation and experimental sex reversal. (Amphibia; Aves) 



b. Histochemical and biochemical changes in the course of development. 

 (Pisces; Amphibia; Aues) 



BOUILLON, J. Ph.D., Prof. — Lab. de Zool. syst. et de Biol, anim., Fac. 

 des Sci., Univ. libre de Bruxelles, 50 Avenue F, D. Roosevelt 

 BRUXELLES, Belgique 



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