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

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



ERLANGEN, B.R.D. (Germany) 

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

 BEERMANN, W.; Dr.rer.nat., Prof. - Max-Planck Inst, fiir Biol., Spemannstr. 34, 74 TUBINGEN, 



B.R.D. (Germany) 

 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) 

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



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

 c Genetical aspects of protein differentiation in embryonic and larval stages. Same species as b 



(with F. GASSER) 

 BEETZ, Mrs. B. - Inst, fur Genet., Univ. des Saarlandes, 66 SAARBRUCKEN 11, B.R.D. (Germany) 

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

 BEIDERBECK, R.; Dr. - Bot. Inst., Univ. Heidelberg, Hofmeisterweg 4, 69 HEIDELBERG, B.R.D. 



(Germany) 

 BEIER, II. M.; Dr.rer.nat., Dr.mcd. - Abt. Anat. der Rhein.-Westf. Techn. Hochschule, Med.-Theor. 



Inst. Melatener Str.21 1, 5100 AACHEN, B.R.D. (Germany) 

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



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



porcellus, 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 (Lago- 

 morpha) 

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



MONSTER/Westf., B.R.D. (Germany) 

 a Development of flight muscles during metamorphosis: formation of the myofibrils and of the 



sarcotubular system. Phormia terrae-novae (Diptera) 

 BELICZA, M.; M.D., M.Sci. - InsL of Pathol., Fac. of Med., Univ. of Zagreb, Salata 10, P.O. Box 936, 



41001 ZAGREB, Yugoslavia 

 BELLAIRS, A. d'A.; D.Sc, Prof. - Dept. of Anat., St. Mary's Hosp. Med. School, Norfolk Place, 



LONDON W. 2, England 

 a Morphogenesis of skeleton. Many species (Reptiha; Aves; Mammaha) 

 b Embryonic membranes. Many species (Reptilia) 

 c Regeneration. Many species (Reptiha) 

 BELLAIRS, Mrs. M. R.; Ph.D. - Dept. of Anat and Embryol., Univ. Coll. London, Gower Street, 



LONDON WCIE 6BT, England 

 a Electron microscopy and histochemistry of yolk formation. Gallus domesticus (Aves) (with M. A. 



ENGLAND, Leicester) 

 b Cell migration within the embryo. Same species as a (with M. BACKHOUSE) 

 c Cleavage. Same species as a (with F. LORENZ, Davis, Calif.) 



d Scanning electron microscopy in the embryo. Same species as a (with M. BACKHOUSE) 

 BELOUSSOV, L. V.; Dr.biol.sci. - Chair of Embryol., Biol. Fac, State Univ. of Moscow, Lenin Hills, 



MOSCOW 117234, U.S.S.R. 

 a Patterns of tensile stresses, activation of cell motility, and early morphological differentiation. 



Rana temporaria (Anura) 

 b Growth rhythms and morphogenesis. Hydra spec, Thecaphora (Hydrozoa) 

 BENAZZI (LENTATI), Mrs. G.; Prof.(Emer.) - 1st. di Zool. e Anat. Comp. dell'Univ., Via A. Voha 4, 



56100 PISA, Italy 

 BENAZZI, M.; Prof.(Emer.) - 1st. di Zool. e Anat. Comp. deH'Univ., Via A.Volta 4, 56100 PISA, 



Italy 

 BENEDETTI, I.; Dr.Biol. - 1st. di Anat. Comp.. Univ. di Modena, Via Berengario 14, 41100 



MODENA, Italy 

 a Mitotic activity in the nervous system. Viviparous and oviparous spp. Gambusia spec, Jordanella 



spec. (Teleostei) 

 b Development of intramedullary ganglion cells. Jordanella floridae, Coregonus spec, Perca fluvia- 



tilis, Crenilabrus quinqucmaculatus (Teleostei) 

 c Glycogen in the central nervous system. Same species as a 

 BENOIT, J. A. A.; Dr.Sci. InsL d'Embryol. et Teratol. Exp. du C.N.R.S., 49 bis Av. de la Belle 



Gabrielle, 941 30 NOGENT-sur-MARNE, France 

 a Etude in vitro de Tembryon. Mus musculus (Rodentia) 

 b Etude experimentale in vitro de la gastrula. Meme espece comme a 

 BENSON, P. F.; M.D., Ph.D. - Paediat. Res. Unit., Guy's Hosp. Med. School, St. Thomas St., 



LONDON SEl 9RT, England 

 a Development of enzyme systems before and after birth. Rattus spec (Rodentia), Homo sapiens 



(Primates) 

 BENTYN, K.; M.D. - Dept. of Expcr. Embryol., Inst, of Obstet. and Gynecol., Med. Acad., Karowa 2, 



00-315 WARSZAWA, Poland 

 a Concentration of urea in blood oerum, uterine secretion and blastococlic fluid. Oryctolagus 



cuniculus (Lagomorpha) 

 b Activity of ornithine cycle enzymes in blabtocoelic fluid. Same species as a 

 BEREITER-HAHN, J.; Dr.phil.nat., Prof. - Arb.gr. Kinemat. Zellforsch., Univ., Senckenberganlage 



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