CONTENTS 
CHAPTER XXII. 
The Tubercle Bacillus Group: Human, Bovine, and Avian. 
The Acid-fast Group 465 
Types of Tubercle Bacilli 465 
Tubercle Bacillus 466 
Products of Clinical Importance Derived from the Tubercle Bacillus 481 
Old Tuberculin (O. T. Koch) 481 
New TubercuUn (T. R. Koch) 483 
Bacillus Emulsion (B. E.) 483 
Alkahne Tuberculin (T. A.) 483 
of Tuberculosis 484 
A. Clinical Diagnosis 484 
1 . Action of Tuberculin on Healthy Animals and Man . 484 
2. Action of Tuberculin on Tuberculous Animals and Man . 484 
3. The Principle Involved 485 
4. Technique of the TubercuUn Reaction 485 
5. Specificity of the TubercuUn Reaction 488 
B. Serological Diagnosis 489 
1. Opsonic Index 489 
2. Agglutination 489 
3. Complement-fixation in Tuberculosis 489 
C. Bacteriological Diagnosis 490 
1. Principle Involved 490 
Bovine Tubercle Bacillus 494 
Avian Tubercle Bacillus 497 
CHAPTER XXIII, 
Leprosy and Acid-fast Bacteria Other Than the Tubercle Group. 
Bacillus Leprae 499 
Acid-fast BacilU Other Than Bacillus Tuberculosis and Bacillus Lepra; . . 504 
The Smegma Bacillus 505 
The Nasal Secretion BaciUus 505 
Bacillus Phlei 505 
The Butter Bacillus 506 
CHAPTER XXIV. 
The Anaerobic Bacteria. 
Isolation and Cultivation of Anaerobic Bacteria 508 
Bacillus Tetani 509 
Botulism or AUantiasis 521 
Bacillus Welchii 525 
Vibrion Septique 535 
BaciUus FaUax 540 
BaciUus Tertius 541 
Bacillus Bifermentans 544 
Bacillus CEdematiens 546 
Bacillus Histolyticus 548 
Bacillus iErofoetidus 551 
Bacillus Sporogenes 553 
The Group of the Plectridial Anaerobes. Bacillus Cochlearius, Bacillus 
Pseudotetanus (B. Tetanomorphous) , Bacillus Putrificus and Bacillus 
Paraputriiicus 557 
Bacillus Chauvei 558 
