CONTKNTS. 



CHAPTER XV. 



Anthrax . . 271-286 



The Bacillus Anthracis — Early Observations — PoUender — 

 Davaine — Koch — Pasteur — Methods of Examination — Ap- 

 pearances of Bacillus under Different Conditions — ■ Spore 

 Formation — Non-spore Bearing Bacilli — The Vitality of the 

 Bacillus and of the Spores — Cultivation Experiments — Cover- 

 glass Preparations — Inoculations into Animals — Methods of 

 Infection — Anatomical Characters of Malignant Pustule — 

 Animals Affected — Spores not formed in the Living ' Body — 

 The Disposal of Anthrax Carcases — Various Disinfectants — 

 Pathogenic and Saprophytic Anthrax — Buchner's Experi- 

 ments on Anthrax Bacillus and Bacillus Subtilis — Hueppe 

 and Wood's Experiments. 



CHAPTER XVI. 



Tetanus . - 286-296 



Tetanus a Specific Infective Disease — A Wound Fever — Organism 

 found by Nicolaier in the Soil taken from Streets and Fields 

 — Experiments on Animals — Symptoms of Disease — Pure 

 Cultivations Obtained — Description of Organisms — Charac- 

 teristic Shape — Spore Formation — Organism Anaerobic — 

 Cultivations — Kitasato's Method of Cultivating the Organism 

 — The Bacillus found only at the Seat of Inoculation — Wide 

 Distribution of Spores — Bossano's Examination of Earth — 

 Vaillard and Vincent's Observations— Tetanus Bacillus a 

 Facultative Saprophyte — Conditions under which Tetanus 

 is Contracted — Poisoned Arrows. 



CHAPTER XVII. 



Diphtheria - - 297-313 



Diphtheria an Infective Disease — The Organism found in the False 

 Membrane in its Deeper Parts — Method of Staining the 

 Bacillus — Characters of the Bacillus — Involution Forms — 

 Cultivation Methods — Appearance of Colonies — Nutrient 

 Media — Results of Inoculation Experiments — Klein's Bacilli 

 differ _somewhat from Loffler's — Streptococci found in 

 Diphtheria Poison — ^ Extreme Virulence — ^^Resemblance to 

 snake-bite poison — Toxicity — Predisposing Conditions — 

 Conditions fatal to the Bacillus — Roux and Yersin's Observa- 

 tions — Fraenkel's Observations — Attenuated Diphtheria Virus 

 — Increase of Virulence. 



