a Mechanism of degeneration of larval cells in abdominal epidermis. Calliphora erythrocephala 



(Diptera) 

 b Contacts between larval cells and phagocytes. Same species as a 



BAXTER, E. W.; Ph.D. - Biol. Dept., Guy's Hosp. Med. School, LONDON SEl 9RT, England 

 a Biology, including development and metamorphosis. Petromyzon spec. (Cyclostomata) 

 BAZIN, P.; M.A. - Lab. de Biol. Anim., U.E.R. Sciences, Univ. de Caen, 14032 CAEN 



Cedex, France 

 a Ultrastructure and autoradiography of blastema formation and development; effects of ecdyste- 



rone. (Crustacea) 

 BAZITOV, A. A.; M.Sc. - Vladivostokskij Med. Inst., VLADIVOSTOK 690002, USSR 

 a Morphology of development: histological sections of embryonic stages. Amphilina japonica, Pro- 



teocephalus exiguus (Cestodaria, Cestoda) 

 BEATTY R. A.; Ph.D., F.R.S.E. - Inst, of Anim. Genet., Univ. of Edinburgh, West Mains 



Rd.,'EDINBURGH EH9 3JN, Scotland, UK 

 a Breeding of genetically tagged strains for use in developmental biology. Oryctolagus cuniculus 



(Lagomorpha) 

 b Developmental biology and genetics of gametes. Same species as a, and Mus musculus (Rodentia), 



Homo sapiens (Primates) 

 c Aetiology of heteroploidy. Same species as a, and Homo sapiens (Primates) 

 BEAUMONT, A.; D.Sc, Prof. - Lab. de Biol.-Vertebres, Centre d'Orsay, Univ. de Paris XI, Bat. 441, 



91405 ORSAY, France 

 BEAUPAIN (CREPY), Ms. D.; D.Sc. - Inst. d'Embryol. du C.N.R.S. et du College de France, 49bis 



av. de la Belle GabrieUe, 94130 NOGENT-sur-MARNE, France 

 a La differenciation chimique du pancreas de I'embryon. Gallus domesticus (Aves) 

 b Erythropoiese embryonnaire. Meme espece comme a 

 BECCHETTI, E.; Dott.Sci.Biol. - Inst, of Histol. and Gen. Embryol., Univ. of Ferrara, Via Fossato di 



Mortara 64, 44100 FERRARA, Italy 

 a Histochemistry of blood vessel morphogenesis in vitro. Bos taurus (Artiodactyla) 

 b Epithelio-mesenchymal interactions in lung and skin morphogenesis in vitro (histochemistry, 



ultrastructure, biochemistry). Gallus domesticus (Aves) 

 BECK, F.; M.D., Prof. - Anat. Dept., Univ. of Leicester, Med. Sci. Bldg., University Rd., LEICESTER 



LEI 7 RH, England 

 a Effect of trypan blue on development. Rattus spec. (Rodentia), Mustela putorius furo (Carnivora) 

 b Embryonic nutrition. Same species as a 



c Postnatal maturation of intestinal epithelium. Rattus spec, Cavia porcellus (Rodentia), Orycto- 

 lagus cuniculus (Lagomorpha), Mustela putorius furo (Carnivora) 

 BECKER, v.; Dr.med., Prof. - Pathol. Inst, der Univ. Erlangen-Nurnberg, Krankenhausstr. 8-10, 8520 



ERLANGEN, BRD (Germany) 

 a General and special pathology of placenta. Homo sapiens (Primates) 

 b Embryology and teratology of the liver, especially of the bile ducts. Same species as a 

 c Embryology and teratology of the skeleton, especially of the chondro- and neurocranium. Same 



species as a 

 BEETSCHEN, J. C; D.Sc, Prof. - Lab. de Biol. Gen., Univ. Paul-Sabatier, 118 Rte de Narbonne, 



31077 TOULOUSE Cedex, France 

 a Chemical mutagenesis (Urodela) (with A. JAYLET and V. FERRIER) 

 b The recessive semi-lethal factor ac: temperature-sensitivity of homozygous mutants; maternal 



effect in the progeny of mutant females. Pleurodeles waltl (Urodela) (with M. FERNANDEZ) 

 c Experiments on the symmetrization of oocyte and egg. Ambystoma mexicanum (Urodela) 

 BEETZ, Ms. B. - Inst, fur Genet., Univ. des Saarlandes, 66 SAARBRUCKEN 11, BRD (Germany) 

 a Influence of inorganic ions on mitosis in neuroblasts. Carausius morosus (Phasmida) 

 BEGUET, B.; Dr.spec - Dept. de Biol. Gen. et Appl., Univ. de Lyon I, 43 Bd. du 11 Novembre 1918, 



69621 VILLEURBANNE, France 

 a Developmental genetics of esterase isoenzymes with reproduction. Caenorhabditis elegans (Nema- 



toda) 

 BEHNEL, H. J.; Dr.rer.nat. - Inst, fur Genet., Univ. des Saarlandes, 66 SAARBRUCKEN 11, BRD 



(Germany) 

 a Mechanisms controlUng puffing pattern in giant chromosomes of larval saUvary glands (wild stock 



and mutants). Drosophila melanogaster, D. immigrans (Diptera) 

 BEIER, H. M.; Dr.rer.nat., Dr.med., o.Prof. - Dept. of Anat. and Reprod. Biol., Rhein.-Westf. Techn. 



Hochschule, Melatener Str. 211, 5100 AACHEN, BRD (Germany) 

 a Experimental developmental morphology of preimplantation stages, postimplantation stages, and 



their endocrinological developmental control. Oryctolagus cuniculus (Lagomorpha), Cavia por- 

 cellus, Rattus spec. (Rodentia) 

 b Specific uterine proteins (e.g. uteroglobin) and their hormonally controlled interference with 



blastocyst development. Oryctolagus cuniculus (Lagomorpha), Homo sapiens (Primates) 

 c Experiments on development of accessory male genital glands. Oryctolagus cuniculus (Lagomor- 

 pha) 

 d Tissue culture and in vitro culture of embryos, particularly blastocysts for analysis of develop- 

 mental potential. Same species as c 

 BEINBRECH, G.; Dr., Prof. - Zool. Inst, der Univ., Arb.gr. Muskelphysiol., Hindenburgplatz 55,44 



MiJNSTER/Westf., BRD (Germany) 

 a Development of flight muscles: formation of myofibrils and sarcotubular system. Phormia ter- 



rae-novae (Diptera), Locusta migratoria (Orthoptera) 

 BELL, S. C; Ph.D. - Dept. of Pathol., Univ. of Bristol, University Walk, BRISTOL BS8 ITD, England 



14 



