a Ultrastructure of spermatozoa. Gallus domesticus, Meleagris gallopavo (Aves) 



b Effect of high ambient temperature on semen and egg production. Gallus domesticus (Aves) 



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



(Aves) 

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



Lancashire, England 

 BOPP, M. Dr.rer.nat., Prof. — Bot. Inst., Univ. Heidelberg, Hofmeisterweg 4, 69 HEIDEL- 

 BERG, W.Germany 

 a Crown-gall development and initiation. Bryophijllum daigremonfianum (Crassulaceae) 

 b Development; morphogenesis of protonema. Funaria hygrometcica (Bryophyta) 

 c Shoot growth and DNA synthesis 



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

 Armanni 5, 80138 NAPOLI. Italia • 



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

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

 c Embryology of kidney. Mus musculus (Rodentia) 

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



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

 a Origin and histogenesis of cross-striated muscles. Lampetra fluviatilis (Agnatha), Torpedo 

 ocellata, Scyllium canicula (Selachii), Huso huso, Acipenser giildenstadti (Chondrostei). 

 Salmo salar, Coregonus lavaretus (Teleostei). Rana temporatia. Hynobius keysedingii 

 (Amphibia), Lacerta saxicola. Natrix natrix (Reptilia). Gallus domesticus (Aves), Mus 

 musculus, Sus domesticus (Mammalia) 

 BOROJEVIC, R. D.E.S. — Lab. de Biol. Invert. Marins, Museum Natl. d'Hist. Nat. Paris, 



57 rue Cuvier, PARIS Ve, France 

 a Descriptive and experimental morphology, morphogenesis. (Porifera) 

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



RIDGE, Tenn. 37830, U.S.A. 

 a Analysis of the template activity of DNA during the terminal lens cell differentiation. 



Gallus domesticus (Aves) (in collaboration with S. P. MODAK) 

 BORSUK, Mrs. R. A. Cand.biol.sci. — Chair of Embryol., Biol. Fac, State Univ. of 



Moscow, Lenin Hills, MOSCOW V-234, U.S.S.R. 

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



Bulgaria 

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

 LEM, Israel 

 a Seasonal changes in the parathyroid. Bu[o 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 



(Rodentia) 

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

 e Second metamorphosis: influence of prolactin on the water drive; influence of prolactin 



on the ultimobranchial body and its involvement in the water drive. Bufo viridis (Anura) 

 BOSSHARD, N. U. Dipl.Natw. — Inst, fiir Genet.. Univ. des Saarlandes. 66 SAAR- 



BRUCKEN 11, W.Germany 

 a Influence of chemical stimuli on gene activity. Galleria mellonella (Lepidoptera) 

 BOSSY, J. G. M. M.D.. Prof. — Lab. d'Anat., Fac. de Med., 34 MONTPELLIER, 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: 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) 

 e Development of neuroblasts grafted in the adult spinal cord. Rattus norvegicus (Rodentia) 

 BOT, A. P. C. M.D. — Netherlands Central Inst, for Brain Research, IJdijk 28, AMSTER- 

 DAM, Netherlands 

 a Morpho-physiological correlations in the cerebral hemisphere during embryonic devel- 

 opment, using seizures as a pathophysiological phenomenon. Gallus domesticus (Aves) 

 b Morpho-physiological correlations between cellular activity and structural development 



in the embryonic celebral hemisphere. Gallus domesticus (Aves) 

 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. Ttitutus alpestris, Pleurodeles waltlii (Urodela) 

 b Analysis of dorso-ventral polarity in mesoderm induction and endoderm differentiation. 



Ambystoma mexicanum (Urodela) (in collaboration with P. D. NIEUWKOOP) 

 c Cinematographical study of normal cleavage pattern and gastrulation movement. Ambysto- 

 ma mexicanum (Urodela), Xenopus laevis (Anura) (in collaboration with K. HARA) 

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

 F. Marchetti, CAMERINO, Italy 



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