PROCEEDINGS 
OF 
THE ROYAL SOCIETY. 
BIOLOGICAL SCIENCES. 
CONTENTS. 
Page 
The Influence of Temperature on Phagocytosis. By J. C. G. LEDINGHAM, 
M.B., B.Sc., M.A., Assistant Bacteriologist, Lister Institute, London . 188 
Nitrification in Acid Soils. By A. D. HALL, M.A.,N. H. J. MILLER, Ph.D., 
and C. T. GIMINGHAM 196 
The Origin and Destiny of Cholesterol in the Animal Organism. Part I.— 
| On the so-called Hippocoprosterol. By CHARLES DOREE, Lindley 
Student of the University of London, and J. A. GARDNER, Lecturer in 
Physiological Chemistry, University of London 212 
The Origin and Destiny of Cholesterol in the Animal Organism. Part II].— 
The Excretion of Cholesterol by the Dog. By CHARLES DOREE, 
Lindley Student of the University of London, and J. A. GARDNER, 
Lecturer on Physiological Chemistry, University of London 227 
Bacteria as Agents in the Oxidation of Amorphous Carbon. By M. C. 
POTTER, M.A., F.L.S., Professor of Botany, Armstrong College, in the 
University of Durham 239 
ae The Antagonistic Action of Calcium upon the Inhibitory Effect of 
‘i Magnesium. By S. J. MELTZER and JOHN AUER . : : 260 
- - Post-tetanic Tremor. (Supplementary Note.) By DAVID FRASER - 
os HARRIS, M.D., B.Sc. (London) 262 
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Series B. Vol. 80. No. B 539. 
