X CONTENTS. 



CHAPTER XIX. 



PAGES 



Bacterium diphtherias Its isolation and cultivation Mor- 

 phological and cultural peculiarities Pathogenic properties 

 Variations in virulence Bacterium pseudodiphtheriti- 

 cum Bacterium xerosis Diphtheria antitoxin 399-425 



CHAPTER XX. 



Typhoid fever Study of the organism concerned in its pro- 

 duction Bacillus coli Its resemblance to the bacillus of 

 typhoid fever Its morphological, cultural, and pathogenic 

 properties Itsdiffentiation from bacillus (yphosiis Methods 

 of isolating the typhoid bacillus Bacilli^ paratyphoids Its 

 resemblance to bacillus typhosns Its morphological, cul- 

 tural, and pathogenic properties 426-463 



CHAPTER XXI. 



Bacillus dysenterise The group of bacilli found in cases of 

 epidemic, endemic, and sporadic dysentery The morpho- 

 logical, biological, and pathogenic characters of the several 

 members of the group The differentiation of the different 

 types of bacilli 464-472 



CHAPTER XXII. 



The Cholera Group of Organisms The spirillum (comma 

 bacillus) of Asiatic cholera Its morphological and cultural 

 pecularities Pathogenic properties The bacteriological 

 diagnosis of Asiatic cholera Microspira Metchnikovi 

 Microspira (" vibrio") Schuylkilliensis Its morphological, 

 cultural, and pathogenic characters 473-509 



CHAPTER XXIII. 



Study of bacterium anthracis, and the effects produced by its 

 inoculation into animals Peculiarities of the organism 

 under varying conditions of surroundings Anthrax vac- 

 cinesAnthrax immune serum 510-527 



CHAPTER XXIV. 



The most important of the organisms found in the soil The 

 nitrifying bacteria The bacillus of tetanus The bacillus 

 of malignant oedema The bacillus of symptomatic anthrax 

 Bacterium Welchii Bacillus sporogenes 528-558 



