OF 



THE ROYAL SOCIETY. 



Series B. Vol. 77. No. B 5i6. 



BIOLOGICAL SCIENCES. 



CONTENTS. 



On the Distribution of Chlorides in Nerve Cells and Fibres. By A. B 

 MACALLUM, M.A., M.B., Ph.D., Professor of Physiology, and Miss M. L 

 MENTEN, B.A., Assistant-Demonstrator of Physiology, in the University 

 of Toronto. (Plates 2-4) 



On the Possibility of Determining the Presence or Absence of Tubercular 

 Infection by the Examination of a Patient's Blood and Tissue Fluids. By 

 A. E. WRIGHT, M.D., sometime Professor of Pathology, Army Medical 

 School, Netley, Pathologist to St. Mary's Hospital, London, W. ; and 

 Staff-Surgeon S. T. REID, R.N . . . 104 



On Spontaneous Phagocytosis, and on the Phagocytosis which is Obtained 

 with the Heated Serum of Patients who have Responded to Tubercular 

 Infection, or, as the case may be, to the Inoculation of a Tubercle Vaccine. 

 By A. E. WRIGHT, M.D., sometime Professor of Pathology, Army 

 Medical School, Netley, Pathologist to St. Mary's Hospital, London, W. ; 

 and Staff-Surgeon S. T. REID, R.N 211 



On the Occurrence of Heterotypical Mitoses in Cancer. By E. F. BASH FORD, 



M.D., and J. A. MURRAY, M.B., B.Sc. (Plates 5 and 6) . . . 226 



Pathological Report on the Histology of Sleeping Sickness and Trypanoso- 

 miasis, with a Comparison of the Changes Found in Animals Infected with 

 T. Gambiense and other Trypanosomata. By ANTON BREINL, M.U.Dr. 

 (Prague), J. W. Garret International Fellow, Liverpool School of Tropical 

 Medicine. University, Liverpool ....... 233 



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