c Development of drug bio-assay system by growing embryos in beakers. Gallus domesticus 



BOOTHROYD, B. Ph.D. — Histol. Dept., Fac. of Med., Univ. of Liverpool, LIVERPOOL, 



Lancashire, England 

 a Fine structure of developing bone. 



b Micro-anatomy and development. Microiilaria spec. (Nematoda) 

 BOPP. M. Dr.rer.nat., Prof. — Inst, fur Botanik, Techn. Hochschule, Herrenhauserstr. 2, 



3 HANNOVER, Deutsche Bundesrepublik 

 a Crown-gall development and initiation. Bryophyllum daigremontianum 

 h Development; morphogenesis of protonema. Funaria hygrometrica (Bryophyta) 

 c. Shoot growth and DNA synthesis. 

 BORELLI. Miss A. P. Dr.Biol.Sci. — 1st. di Zool. dell'Univ., Viale Regina Elena 324 (al 



Policlinico). ROMA, Italia 

 a Growth and differentiation of regeneration blastema in vivo and in vitro. 



Planaria torva, Dugesia etrusca (Turbellaria) (in collaboration with P. PASQUINI) 

 • BORGHESE, E. M.D., Dr.Biol.Sci., Prof. — 1st. di Anat. Topogr., Univ. di Napoli, Via 



L. Armanni 5, NAPOLI, Italia 

 a Culture in vitro of embryonic organs. Mus musculus (Rodenfia) 

 b Effect of ionizing radiations on embryonic development. (Mammalia) 

 c Embryology of kidney. Mus musculus (Rodentia) 

 BORISOV, I N. Kand.biol.sci. — Chair of Histol. and Embryol., Archangelsk State Med. 



Inst.. Av. p.Vinogradow 51, ARCHANGELSK, U.S.S.R. 

 BOROjEVIC, R. D.E.S. — Lab. de Biol. Invertebres marins. Museum Natl. d'Hist. natu- 



relle Paris, 57 Rue Cuvier, PARIS 5, France 

 a Descriptive and experimental morphology, morphogenesis. (Porifera) 

 BORSTEL, R. C. von Ph.D. — Biol. Div., Oak Ridge Nat. Lab., P.O.Box Y, OAK RIDGE. 



Tenn. 37831, U.S.A. 

 a Induction of chromosomal puffs in larval salivary glands by ribonuclease; cytidine uptake 



and net amounts of RNA and protein of these puffs. Drosophila buskii (Dipfera) 

 h Developmental genetics. Habrobcacon juglandis (Hymenoptera) 

 BORSUK, Mrs. R. A. Cand.biol.sci. — Dept. of Embryo!., Fac. of Biol., Moscow Univ., 



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

 BOSCHKOW, D. K. M.Sc. — Inst, of Zool., Bulg. Acad, of Sci., bul. Ruski 1, SOFIA. 



Bulgaria 

 a The influence of the yolk of the lizard egg on the chick embryo. Lacerta viridis, L. agtlis. 



L. muralis (Lacertilia), Gallus domesticus (Aves) 

 BOSCHWITZ, Miss B. D. Ph.D. — Dept. of Zool., Hebrew Univ. of Jerusalem, JERUSA- 

 LEM, Israel 

 a Seasonal changes in the parathyroid. Bufo viridis (Anura) 

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

 c Multiplication of motor end plates in the diaphragm of growing animals. Mus musculus 



(Rodenfia) 

 d Thyroid deficiency and metamorphosis. Pelobafes spec, Hyla spec. (Anura) 

 BOSSHARD, H. J. Dipl.Sc.Nat. — Zool.-vergl.Anat. Inst., Naturwiss. Fak., Univ. Zurich, 



Kunstlergasse 16, 8006-ZuRICH, Schweiz 

 a Xenoplastic transplantations of nephrogenic tissue. Triturus alpesfcis (Urodela), Bombina 



variegafa (Anura) 

 BOSSY, J. G. M. M.D. — Dept. of Anat., School of Med., St. Louis Univ., 1402 South 



Grand Blvd.. ST. LOUIS. Mo. 63104, U.S.A. 

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

 b Mitotic index in the ependymal layer of the embryonic brain: topographic variations. 



Homo sapiens (Primates) 

 c Development of the mucous lining of the auditory tube. Homo sapiens (Primates) 

 d Myelinization of the dorsal root-spinal cord junction. Homo sapiens (Primates) 

 BOTERENBROOD, Miss E. C. Ph.D. — Hubrecht Lab. (Intern. Embryol. Inst.), Uppsala- 



laan 1, Universiteitscentrum "De Uithof", UTRECHT, Netherlands 

 a Analysis of regional distribution of differentiation tendencies in the prosencephalic part of 



the neural plate. Triturus alpestris. Pleurodeles Waltlii (Urodela) 

 b Culture methods for explants and reaggregates of presumptive prosencephalic tissue. 



Triturus alpestris, Pleurodeles Waltlii (Urodela) 

 BOTH, N. J. de M.Sc. — Hubrecht Lab. (Internat. Embryol. Inst.). Uppsalalaan 1, Univer- 

 siteitscentrum "De Uithof", UTRECHT, Netherlands 

 a Transplantation of limb regeneration blastemas: the role of mesenchymal mass in regional 



organization. Ambystoma mexicanum (Urodela) 

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



F. Marchetti, CAMERINO, Italia 

 BOUCK, G. B. Ph.D., Prof. — Dept. of Biol., Yale Univ., NEW HAVEN, Conn. 06520, 



U.S.A. 

 a Biochemistry and cytology of development. Fucus vesiculosus. F. spiralis (Phaeophyta) 



23 



