MAW ATARI, Sh. D.Sc. — Research Inst, for Natural Resources, Hyakunin-cho. 400 



Shinjuku, TOKYO, Japan 

 MAY. R. M. Dr.es Sci.. Dr.en Med.. Prof. — Lab. d'Anat. Comp., Fac. des Sci. de Paris, 



Centre dOrsay, 91'ORSAY. France 

 MAYER, T. C. Ph.D.. Prof. — Dept. of Biol., Fac. of Liberal Arts and Sci.. Rider Coll.. 



TRENTON, N.J. 08602, U.S.A. 

 a Embryogenesis of pigmentary patterns. Mus miiscalus (Rodentia) 

 MAZHUGA. P. M. Dr.biol.sci. — Dept. of Cytol. and Histogenesis. Inst, of Zool., Acad, of 



Sci. of the Ukraine, Vladimirskaya St. 55, KIEV 30, U.S.S.R. 

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



peculiarities of endochondral and perichondral osteogenesis. Domestic and laboratory 



animals (Mammalia), Homo sapiens (Primates) 

 b Onto- and phylogenesis of the blood-vascular trunks of the extremities. Domestic and 



laboratory animals (Mammalia), Homo sapiens (Primates) 

 c The development of the blood-vascular bed of the joint capsule. Domestic and laboratory 



animals (Mammalia), Homo sapiens (Primates) 

 d Histogenesis of blood vessels; comparative hemopoiesis. Domestic and laboratory animals 



(Mammalia), Homo sapiens (Primates) 

 e The structural and functional differentiation of cells in chondrogenesis and osteogenesis. 



(Mammalia) 

 MAZURKIEWICZ, M. A. Ph.D. — Ira C. Darling Center. (Marine Laboratory). Univ. of 



Maine, WALPOLE. Me. 04513. U.S.A. 

 a Development from the egg through F2 generation. Laonereis culveri (Errantia, Polychaeta) 

 MAZZA. M. Dr.Nat.Sci. — 1st. di Zool. e Anat. comp. dell'Univ., Vig A. Volta 4, PISA. 



Italia 

 a External egg morphology, development. Nepa rubra (Heteroptera, Hemiptera) 

 MECKLENBURG. C. L. F. C. von Fil.lic. — Zootom. Dept.. Zool. Inst., Univ. of Lund, 



LUND. Sweden 

 MEDAWAR, P. B. D.Sc. — Natl. Inst, for Med. Research, Mill Hill. LONDON N.W.7. 



England 

 MEIXNER. R. — Inst, fiir Hydrobiol. und Fischereiwiss., Univ. Hamburg, Olbersweg 24. 2 



HAMBURG-Altona 1. Deutsche Bundesrepublik 

 a Incubation time of eggs in natural sea water (30 S "/oo) at a constant temperature of 14° 



and 18°C. Cranaon rrangon (Dccapoda, Crustacea) 

 MEIZEL. S. Ph.D. — Dept. of Biol.. Yale Univ.. NEW HAVEN, Conn. 06520, U.S.A. 

 a Biochemical studies of a determinate embryo , using isozymes as markers for differentiation. 



Ilyanassa obsoleta (Gastropoda) 

 MELANDER, Y. Ph.D. — Inst, of Genet., Univ. of Lund, Solvegatan 29, LUND, Sweden 

 a Behaviour of chromosomes in relation to cell differentiation during embryogenesis; studies 



of living (cinematography) and fixed cells. (Planariidae, Turbellaria), Tomopteris helgo- 



landica (Polychaeta), Galliphora erythrocephala (Diptera), (Mammalia) 

 MELEHOVA. O. P. — Dept. of Embryol.. Fac. of Biol.. Moscow Univ., MOSCOW V-234. 



U.S.S.R. 

 MELLINGER, J. Dr.es Sci. — Lab. de Zool. et d'Embryol. exper.. Fac. des Sci., Univ. de 



Strasbourg, 12 rue de I'Universite, STRASBOURG, France 

 MELTON, Ch. G.. Jr. Ph.D. — Dept. of Biol.. Univ. of Pittsburgh. PITTSBURGH. Pa. 



15213, U.S.A. 

 a Messenger RNA ontogeny in early embryonic development. Rana pipiens (Anura) 

 h Developmental and biochemical effects of inhibitors, esp. antibiotics and an adult liver 



macromolecular extract; purification and mode of action of the latter. Rana pipiens (Anura) 

 MENKES. B. Dr.med.. Prof . — Centrul de Embriol. Norm. §i Patol.. Acad. Republ. Social. 



Romania. Bui. M.Viteazul 24. TIMI§OARA. Rumania 

 a Rolle der physiologischen und induzierten Nekrosen in der Teratogenese. 

 b Ausarbeitung von Testmethoden in der Teratogenese. 



c Studien an embryonalen heterostadialen Transplantaten. Callus domesticus (Aves) 

 d Kinematographische Untersuchungen von Wachstums- und Entwicklungsvorgangen in 



den embryonalen Axialorganen. Callus domesticus (Aves) 

 e Transplantation von embryonalen Organen in den Hiiliner-Embryo. Homo sapiens (Pri- 

 mates) 

 f Wirkung exogener Faktoren auf die embryonale Entwicklung; pranatale Pathologie. Callus 



domesticus (Aves) 

 MENSCHIK, Z. M.D.. D.Sc, Prof . — Dept. of Anat.. School of Med.. Georgetown Univ., 



3900 Reservoir Road. N.W.. WASHINGTON, D.C. 2C007. U.S.A. 

 a Dietary factors in development. Mus muscnlus (Rodentia) 

 h Deficiency of vitamin E and essential unsaturated fatty acids in the development of the 



central nervous system. Mus musculus (Rodentia) 

 MERCIER (PAROT). Mrs. L. Dr.es Sci. — Lab. d'Embryol., Fac. de Med.. 45 Rue des 



Sts. Peres, PARIS Vie, France 

 a Teratogenese par sulfamides hypoglycemiants. antimetabolites. Rattus spec. (Rodentia) 



(en collaboration avec H. TUCHMANN-DUPLESSIS) 



101 



