STUDIES IN IMMUNITY 



BY 



Professor JULES BORDET 



PROFESSOR OF BACTERIOLOGY AT THE UNIVERSITY OF BRUSSELS 

 DIRECTOR OF THE PASTEUR INSTITUTE OF BRABANT 



AND HIS COLLABORATORS 



COLLECTED AND TRANSLATED 



BY 



FREDERICK P. GAY, A.B., M.D. 



INSTRUCTOR IN PATHOLOGY, HARVARD MBDICAL SCHOOL 



INCLUDING A CHAPTER WRITTEN EXPRESSLY FOR THIS 

 PUBLICATION BY PROFESSOR BORDET 



FIRST EDITION 



FIRST THOUSAND 



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NEW YORK 

 JOHN WILEY & SONS 



London: CHAPMAN & HALL, Limited 



1909 



MONTREAL 



RENOUF PUBLISHING CO. 



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