a. Etude de la meiose, de la fecondation, de la migration dc I'oeuf dans 

 les voix genitales. Oryctolagus cuniculus (Lagomorpha) 



b. Etude de la fecondation, de la migration de I'oeuf dans la trompe de 

 Fallope, a I'aide du 35S utilise sous forme de 35S04Na2 ou de cystine. 

 Oryctolagus cuniculus (Lagomorpha) (en collaboration avec Miss 

 M. M. C. S. GOTHIE) 



c. Etude de la fecondation in vitro; realisation d'un film sur la fecon- 

 dation. Oryctolagus cuniculus (Lagomorpha) 



d. Etude des secretions cervicales, uterines et tubaires, en rapport avec 

 les phenomenes de I'ascension spermatique, de la fecondation, de la 

 segmentation, et de la nidation. Oryctolagus cuniculus (Lagomorpha) 

 (en collaboration avec Miss M. M. C. S. GOTHlE et J. BELAISCH) 



e. Decoloration du dichlorophenol mdophenol (DPIP) par I'ovocytc. 

 Etude par micro-injection quantitative. Mas musculus (Rodentia) (en 

 collaboration avec Miss M. M. C. S. GOTHIfi et O. BAIOCCHI) 



MORRIS. I. G. B.Sc, Ph.D. — Agr. Res. Council Unit of Embryol., Dept 

 of Zool., Univ. Coll. of North Wales, BANGOR, Caernarvonshire, 

 N. Wales 

 a. Immunological relations of mother and young. (Mammalia) 

 MOSSMAN, H. W. B.S., M.S., Ph.D., M.I.I.E., Prof. — , Dept of Anat., 

 Bardeen Med. Labs, Univ. of Wisconsin, MADISON 6, Wis., U.S.A. 

 a. Comparative morphology of the fetal membranes and reproductive 

 tracts. (Mammalia) 

 MOSZKOWSKA. A. Dr es Sci. — Lab. d'Histophysiol., Coll. de France. 

 Place Marcelin Berthelot. PARIS Ve. France 

 a. Culture d'organes embryonnaires (gonades, hypophyse. epiphyse). 

 (Aves) 

 MOTOMURA, I. Dr Sc, ProL — Lab. of Embryol., Inst, of Biol., Tohoku 



(Imperial) Univ., SENDAI. Japan 

 MOURSl A. A. B.Sc, M.Sc. — Dept of Zool.. Alexandria Univ.. Mohar- 

 ram Bey. ALEXANDRIA, Egypt 

 a. The ontogenesis of the vertebral column. Bufo regularis (Anura) (in col- 

 laboration with S. N. SEDRA) 

 MUCHMORE, W. B. Ph.D. — Dept of Biol., Coll. of Arts and Sci., Univ. 

 of Rochester, ROCHESTER 20, N.Y., U.S.A. 

 a. Early differentiation of trunk mesoderm. Ambystoma maculatum (UrO" 



dela) 

 h. Immunochemical study of muscle development. Ambystoma spec. (Uro- 

 dela) 

 MUIR, A. R. M.B., Ch.B., M.D. — Dept of Anat., Univ. of Edinburgh. 

 Univ. New Buildings. Tevist Row. EDINBURGH 8. Scotland 



a. Development of myocardium with special reference to the conducting 

 tissue. Rattus domesticus (Rodentia) 



b. Electron microscope studies of differentiating mesoderm with special 

 reference to muscular and haemopoetic tissues. Rattus domesticus 

 (Rodentia) 



MULLIGAN, W. J. M.D. — Free Hospital for Women. 245 Pond Ave, 

 BROOKLINE. Mass.. U.S.A. 

 a. Histochemical observations on early fertilized ova of less than 14 days 

 age. Homo sapiens (Primates) (in collaboration with A. T. HERTIG, 

 J. ROCK and Miss E. C. ADAMS) 



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