INFECTION AND 

 RESISTANCE 



AN EXPOSITION OF THE BIOLOGICAL PHENOMENA 



UNDERLYING THE OCCURRENCE OF INFECTION 



AND THE RECOVERY OF THE ANIMAL BODY 



FROM INFECTIOUS DISEASE 



BY 



HANS ZINSSER, M.D. 



Professor of Bacteriology at the College of Physicians and Surgeons, Columbia University, 



and Bacteriologist to the Presbyterian Hospital, New York 



Major, Medical Officer's Reserve Corps, U. S. A. 



WITH A CHAPTER ON 



COLLOIDS AND COLLOIDAL REACTIONS 



BY 



PROFESSOR STEWART W. YOUNG 



Department of Chemistry, Stanford University 

 SECOND EDITION REVISED 



gorfe 

 THE MACMILLAN COMPANY 



1918 



