V 



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On the Action of Senecio Alkaloids and the Causation of Hepatic Cirrhosis in Cattle. 



(Preliminary Note.) By Arthur R Cushny, F.E.S 188 



The Viability of Human Carcinoma in Animals. By Major C. L. Williams, M.D., 



I.MS, ret. Communicated by Prof. C. S. Sherrington, F.E.S 191 



On Ceratopora, the Type of a New Family of Alcyonaria. By Sidney J. Hickson, 



F.E.S., Professor of Zoology in the University of Manchester. (Plate 6) 195 



On Eeflex Inhibition of the Knee Flexor. By C. S. Sherrington, F.E.S., aDd 



S. C. M. Sowton 201 



No. B 571.— September 14, 1911. 



The Structure and Physiological Significance of the Boot-nodules of Myrim gale. 

 By W. B. Bottomley, M.A., Professor of Botany in King's College, London. 

 Communicated by Prof. J. Eeynolds Green, F.E.S 215 



Note on the Surface Electric Charges of Living Cells. By W. B. Hardy, F.E.S., 



and H. W. Harvey 217 



The. Origin of Osmotic Effects. IV. — Note on the Differential Septa in Plants with 

 reference to the Translocation of Nutritive Materials. By Henry E. Armstrong, 

 F.E.S., and E. Frankland Armstrong 226 



The Properties of Colloidal Systems. III. — The Osmotic Pressure of Electro- 

 lytically Dissociated Colloids. By W. M. Bayliss, F.E.S., Institute of 

 Physiology, University College. London 229 



On the Fate of Eed Blood Corpuscles when Injected into the Circidation of an 

 Animal of the same Species ; with a New Method for the Determination of 

 the Total Volume of the Blood. By Charles Todd, M.D., Bacteriologist, 

 Egyptian Government; and E. G. White, M.B., Director, Serum Institute, 

 Cairo. Communicated by Dr. C. J. Martin, F.E.S 255 



Electrical Effects accompanying the Decomposition of Organic Compounds. By 

 M. C. Potter, Sc.D., M.A., Professor of Botany in the University of Durham. 

 Communicated by Dr. A. D. Waller, F.E.S 260 



Fractional Withdrawal of Complement and Amboceptor by Means of Antigen. 

 (Preliminary Note.) By J. O. Wakelin Barratt, M.D., D.Sc. Lond., Director 

 of Cancer Eesearch Laboratory, University of Liverpool (Mrs. Sutton Timmis 

 Memorial). Communicated by Prof. C. S. Sherrington, F.E.S 277 



No. B 572.— December 8, 1911. 



The Influence of Ionised Air on Bacteria. By W. M. Thornton, D.Sc, D.Eng., 

 Professor of Electrical Engineering at Armstrong College, Newcastle-upon- 

 Tyne. Communicated by Sir Oliver Lodge, F.E.S. (Plates 7— 12) 280 



The Permeability of the Yeast-Cell. By Sydney G. Paine, Eesearch Scholar in the 

 Biochemical Department, Lister Institute, London. Communicated by Arthur 



