ii i ly 

 1 ' 



INTERNATIONAL MEDICAL MONOGRAPHS 



LEONARD HILL, M.B., F.F 

 WILLIAM BULLOCH, M.D. 



General Editors { LEONARD HILL, M.B, F.R.S. 



THE PROTEIN ELEMENT 

 IN NUTRITION 



BY .J 



MAJOR D* J 'M cCAY 



M.B., B.Ch., B.A.O., M.R.C.P., I.M.S. 



PROFESSOR OF PHYSIOLOGY, MEDICAL COLLEGE, CALCUTTA 



ILLUSTRATED 



w 



LONDON 

 EDWARD ARNOLD 



NEW YORK : LONGMANS, GREEN & CO 

 1912 



[All rights reserved} 



