Mat-Men 



MATSUMOTO, A. M.Sc — Dept. of Biol., Fac. of Sci., Kyushu Univ., 



FUKUOKA, Japan 

 a. Electron microscopic studies on differentiating tissues. Triturus pyrtho- 



gaster (Urodela) 

 MATSUMOTO, J. M.A. — Biol. Lab., Keio Univ., YOKOHAMA, Hiyoshi, 



Japan 

 a. Correlation between pigment formation and fluorescent substances during 



post-embryonal stages. Carassius auratus (Teleostei) 

 MATUSZEWSKI, B. Mgr.phil. — Dept. of Cytol., Warsaw Univ., Kra- 



kowskie Przedmiescie 26/28, WARSZAWA 64, Poland 



a. Oogenesis. (Cecidomyidae, Diptera) 



b. Cytochemical investigation on the origin of the mitotic spindle. (Cecido- 

 myidae, Diptera) 



MAWATARI, Sh. D.Sc. — Res. Inst, for Natural Resources, Hyakunin-cho, 



400, Shinjuku, TOKYO, Japan 

 MAY, R. M. Ph.D., Dr. es Sci., Dr. en Med., Prof. — Lab. de Biol. Anim., 



Pavilion Curie, Univ. de Paris, 12 Rue Cuvier, PARIS Ve, France 



a. Brephoblastic transplantation. Mus musculus (Rodentia) 



b. Tissue culture and embryonic transplantation. 



MAYER, G. Dr., Prof . — Lab. d'Histol. et d'Embryol., Fac. de Med., Univ. 

 de Bordeaux, BORDEAUX, France 



MAZIA, D. Ph.D., Prof. — Dept. of Zool., Univ. of California, BERKE- 

 LEY 4, Cal., U.S.A. 



MAZZI, V. — Inst, of comp. Anat, Via Giovanni Giolitti 34, TORINO, Italy 



McCAFFERTY, R. E. B.S., M.S., Ph.D. — Dept. of Anat., School of Med.. 



Univ. of Kentucky, LEXINGTON, Kentucky, U.S.A. 

 McCALLION, D. J. B.A., M.A., Ph.D., Prof. — Dept. of Zool., Univ. of 



Toronto, TORONTO 5, Ont., Canada 



a. The development of neural differentiation tendencies in the neurecto- 

 derm of the chick embryo just in front of the primitive node with special 

 emphasis upon their regional character. Gallus domesticus (Aves) 



b. Specific inhibition of differentiation in embryonic organs by extracts of 

 homogenates of homologous adult organs. Gallus domesticus (Aves) 



c. Development of specific proteins in the central nervous system studied 

 by fluorescence and electrophoresis. Gallus domesticus (Aves) 



McKAY, D. G. B.S., M.D. — Dept. of Pathol., Coll. of Physicians & Sur- 

 geons, Columbia Univ., 630 W. 168th St., NEW YORK 32, N.Y., 

 U.S.A. 



McKEEHAN, M. S. M.S., Ph.D. — Dept. of Anat., School of Med., Univ. 

 of Virginia, CHARLOTTESVILLE, Va., U.S.A. 

 a. Problems of growth and differentiation as studied in the developing lens. 

 Gallus domesticus (Aves) 



McKENZIE, J. M.D. — Dept. of Embryol., Marischal Coll., Univ. of Aber- 

 deen, ABERDEEN, Scotland 



a. The metabolic characteristics of different tissues in the early embryo. 

 Gallus gallus (Aves) 



b. The cytological effects of metabolic inhibitors on the early embryo. Gal- 

 lus gallus (Aves) 



McKINNELL, R. G. A.B., Ph.D. — Dept. of Zool., Newcomb Coll., Tulane 

 Univ., NEW ORLEANS 18, Louisiana, U.S.A. 



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