TABLE OF CONTENTS XV 



PAGE 



The mechanism of putrefaction 220 



The products produced 221 



CHAPTER XXI 



THE PATHOGENIC BACTERIA 



Introduction 228 



Diseases, infectious and contagious 232 



List of specific infectious diseases 232 



List of nonspecific infectious diseases ...... 235 



List of diseases of unknown cause ....... 238 



The means by which bacteria are transmitted 239 



CHAPTER XXII 

 THE PATHOGENIC BACTERIA (Continued) 



The mode of action of pathogenic bacteria ..... 243 



Proof of the etiological relationship 245 



The effects of the pathogenic bacteria on the body .... 246 



The poisonous products of bacteria 248 



Ptomains 249 



Toxins 251 



Endotoxins 254 



CHAPTER XXIII 

 THE PATHOGENIC BACTERIA (Continued} 



The toxic bacterial proteins 256 



Anaphylaxis to bacterial proteins 257 



Bacterial hemolysins ......... 257 



Antitoxins 258 



Antibacterial substances 261 



Agglutinins 262 



Opsonins 263 



Antienzymes 265 



Table of antibodies 265 



The factors which influence and modify infections . . . 267 



Virulence of bacteria ........ 267 



Number of bacteria . . . . . . . . 268 



Avenue of infection 269 



