a Turnover of lipogenic enzymes and casein during hormonally stimulated mammary gland dif- 

 ferentiation and in adipose tissue in vitro. Oryctolagus cuniculus (Lagomorpha), Ovis aries (Artio- 

 dactyla) 



b Studies on mitochondrial enzyme turnover (cytochrome oxidase and monoamine oxidase) in 

 regenerating liver and in neonatal development. Rattus spec. (Rodentia) 



MAYS, U.; Dr.rer.nat. - Lehrst. fur Allgem. Zool., Zool. Inst, der Univ., Badestr. 9, 4400 MUNSTER, 

 BRD (Germany) 



a RNA transport in the egg follicle, especially in meroistic ovaries (radioisotopes, electron micros- 

 copy). Pyrrhocoris apterus (Heteroptera) 



MAZABRAUD, A.; Dr.3e cycle - Centre de Genet. Molec. du C.N.R.S., 91190 GIF-sur-YVETTE, 

 France 



a Mecanismes biochimiques de I'oogenese. Xenopus laevis (Anura) 



MAZHUGA, P. M.; Dr.Biol., Prof. - Dept. of Cytol. and Histogen., Inst, of Zool., Acad, of Sci. of 

 the Ukraine, Vladimirskaya St. 51/53, Apt. 89, 252003 KIEV, USSR 



a Principles of genesis, and cytological peculiarities of some derivatives of mesenchyme: the pecu- 

 liarities of endochondral and perichondral osteogenesis. Domestic and laboratory animals (Mam- 

 maha). Homo sapiens (Primates) 



b Onto- and phylogenesis of the blood-vascular trunks of the extremities. Same species as a 



c Development of the blood-vascular bed of the joint capsule. Same species as a 



d Histogenesis of blood vessels; comparative hemopoiesis. Same species as a 



e Tlie structural and functional differentiation of cells in chondrogenesis and osteogenesis. (Mam- 

 malia) 



f Utilization of cells and matrix substances during enchondral osteogenesis (autoradiography, his- 

 tochemistry, electron microscopy). Oryctolagus cuniculus (Lagomorpha), Rattus spec. (Rodentia) 



g Osteoblast sources in periosteal and endochondral osteogenesis (autoradiography, cytophotom- 

 etry, electron microscopy) 



h Blood capillaries and reticulo-endctheUal system of the bone marrow (cytology, electron micros- 

 copy, tissue culture, autoradiography, cytophotometry) 



i Structural mechanisms of endochondral process (liistology, histochemistry, autoradiography) 



j Transformation of blood capillaries into sino-capUlar system of the bone marrow (cytology, his- 

 tology) 



MAZZUCCO, K.; Dr.phil. - Inst, fur Krebsforsch., Univ. Wien, Borschkegasse 8a, Postfach 72, 1090 

 WIEN, Austria 



a Influence of collagen on cell proUferation and differentiation. (Rodentia) 



MECHLER, B. M.; Ph.D. - Abt. Zellbiol., Biozentrum der Univ., Klingelbergstr. 70, 4056 BASEL, 

 Switzerland 



a Expression of contractile proteins during development (gene cloning); identification and analysis 

 of the actin genes. Drosophila melanogaster (Diptera) 



MEIJER, J. C; D.V.M. - Vet. Anat. and Embryol. Inst., State Univ., Bekkerstr. 141, 3572 SG 

 UTRECHT, Netherlands 



a Regulation of gubernacular outgrowth in tissue culture. Sus scrofa (Artiodactyla) 



MEINHARD, T.; Dr.rer.nat. - Inst. fUr Entw.physiol. der Univ., Gyrhofstr. 17, 5000 KOLN 41, BRD 

 (Germany) 



a Interaction of plant hormones in leaf morphogenesis. Antirrhinum majus (Scrophulariaceae) 



b Biochemistry and analytical chemistry of plant hormones and their enzymes. Same species as a 



MEINIEL (BOUTRON), Ms. A.; D.Sc. - Lab. de Biol. Anim., Univ. de Clermont II, B.P. 45, 63170 

 AUBIERE, France 



a Embryonic development of the pineal gland (electron microscopy, Falck and Hillarp method, 

 autoradiography). (Reptiha; Aves; Mammalia) 



b Parapineal organ (same methods as a). Lampetra planeri (Cyclostomata) 



MEINIEL, R.; D.Sc. - Lab. de Biol. Anim., Univ. de Clermont, B.P. 45, 63170 AUBIERE, France 



a Teratogenesis by organophosphorous insecticides. GaUus domesticus, Cotumix c. japonica (Aves) 



b Effects of antichohnesterase and other neuroactive compounds on the development of nerves, 

 muscles and skeleton. Same species as a 



MELEHOVA, Ms. O. P.; Cand.sci. - Chair of Embryol., Biol. Fac, State Univ. of Moscow, Lenin Hills, 

 MOSCOW 117234, USSR 



a Processes involving free radicals in normal and pathological development. Chironomus plumosus 

 (Diptera), Rana temporaria, R. esculenta (Anura) and other Vertebrata 



MELLER, K.; Dr.med., Prof. - Inst, fur Anat.l, Arb.gr. fur Exp. Cytol., Ruhr-Univ., Universitatsstr. 

 150, MA 5/46, Postfach 102148, 463 BOCHUM, BRD (Germany) 



a Development of retina and central nervous system, especially cerebral cortex and cerebellum 

 (electron microscopy, autoradiography, tissue culture). Gallus domesticus (Aves), Mus musculus 

 (Rodentia) 



b Cell aggregation, cell differentiation, and synaptogenesis in the central nervous system (tissue 

 culture, transmission and scanning electron microscopy, freeze-etching, autoradiography). Same 

 species as a 



MENKES, B.; Dr.med., Prof. - Lab. of Embryol., Ctr. of Hyg. and Publ. Health, Bv. Mihai Viteazul 24, 

 1900 TIMI3OARA, Rumania 



a Role of normal and experimentally induced necrosis in teratogenesis 



b Qnematographical studies on growth and differentiation processes of the embryonic axial organs. 

 Gallus domesticus (Aves) 



c Influence of exogenous factors on embryonic development; prenatal pathology. Same species as b 



d Dynamics of cyclophosphamide action. Same species as a, and Rattus norvegicus (Rodentia) 



e Detection of necrosis and macrophage reaction with vital fluorochrome. Same species as d 



f Teratogenesis. Homo sapiens (Primates) 



76 



