May-Mey 



MAYER, T. C. B.A., M.A., Ph.D., Prof. — Dept. of Biol., Rider Coll., 

 TRENTON 8, N.J., U.S.A. 

 a. Embryogenesis of pigmentary patterns. Mus musculus (Rodentia) 

 MAZHUGA, P. M. Dr.Biol.Sci. — Dept. of Cytol. and Histogenesis, Inst, 

 of Zool., Acad, of Sci. of Ukraine, Wladimirskaja St. 55, KIEV, U.S.S.R. 

 a. Principles of genesis, and cytological peculiarities of some derivatives of 

 mesenchyme: the peculiarities of endochondral and perichondral osteo- 

 genesis. 

 MECKLENBURG, C. L. F. C. von Fil.mag. — Embryol. Dept., Zool. Inst., 



Univ. of Lund, LUND, Sweden 

 MEDAWAR, P. B. M.A., D.Sc, F.R.S. — National Inst, for Med. Research, 

 Mill Hill, LONDON N.W. 7, England 

 a. Developmental physiology. 

 MELCA, Miss S. Dr.de 3eme Cycle — Lab. de Genet, evolutive du C.N.R.S., 

 GIF sur Yvette (S. et O.), France 

 a. Analyse de la gametogenese et de son determinisme par les methodes 

 d'autoradiographie. Orchestia montagui (Amphipoda, Crustacea) 

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

 Zool. et de Biol, gener.. 12 Rue de l'Universite, STRASBOURG, France 



a. Genese, differenciation et role des sacs vasculairs, etude experimentale. 

 (Pisces ) 



b. Genese, differenciation et role de la vascularisation hypophysaire. (Sela- 

 chii) 



MELUCCI, N. — Inst, de Biol., Fac. Filosofia, Univ. de Minas Gerais, Caixa 



Postal 253, BELO HORIZONTE, M.G.. Brazil 



(no embryological work in progress) 

 MENDON^A, H. Prof. — Cadeira de Histol. e Embriol., Fac. de Med., 



Univ. do Recife, Caixa Postal N. 616, RECIFE, Brazil 



(no embryological work in progress) 

 MENKES, B. Dr.med., Prof. — Acad. Republ. Populare Romine, Baza de 



cercetari stiintifice Timisoara, Bui. Mihai Viteazul 24, TIMI§OARA, 



Rumania 



a. Embryonale Heterotransplantationen. Melanogenese. Gallus domesticus 

 (Aves) 



b. Transplantation von malignen Tumoren in Embryonen. Gallus domesticus 

 (Aves) 



c. Studien an embryonalen heterostadialen Transplantaten. Gallus domesti- 

 cus (Aves) 



d. Kinematographische Untersuchungen von Wachstums- undEntwicklungs- 

 vorgangen in den embryonalen Axenorganen. Gallus domesticus (Aves) 



e. Transplantation von embryonalen Organen in den Hiihner-embryo. Homo 

 sapiens (Primates) 



f. Wirkung exogener Faktoren auf die embryonale Entwicklung. Prana- 

 tale Pathologic Gallus domesticus (Aves) 



MENSCHIK, Z. B.A., M.D., D.Sc, L.M.C.C, Prof. — Dept. of Anat., School 

 of Med., Georgetown Univ., 3900 Reservoir Road, N.W., WASHING- 

 TON 7, D.C., U.S.A. 



a. Dietary factors in development. Mus musculus (Rodentia) 



b. Deficiency of vitamin E and essential unsaturated fatty acids in the de- 

 velopment of the central nervous system. Mus musculus (Rodentia) 



106 



