x CONTENTS 



CHAPTER XV 

 THE APPLICATION OF IMMUNOLOGICAL PRINCIPLES TO DIAGNOSIS 



The Agglutination Reactions 262 



The Widal Reaction 264 



Bacteriolytic Reactions 268 



Diagnostic Reactions Depending upon Complement Fixation .... 270 



The Wassermann Reaction 271 



Precipitin Reactions 283 



The Biological Blood Test 284 



Allergic Reactions 287 



The Tuberculin Test 287 



The Luetin Reaction 294 



