xiv CONTENTS 



CHAPTER PAGE 



XVII. PHAGOCYTOSIS 275 



XVIII. OPSONINS, LEUCOCYTE EXTRACT, AND AGGRESSINS 281 



XIX. ANAPHYLAXIS OR HYPERSUSCEPTIBILITY 295 



XX. FACTS AND PROBLEMS OF IMMUNITY IN THEIR BEARING UPON 



THE TREATMENT OF INFECTIOUS DISEASES 305 



SECTION III 



PATHOGENIC MICROORGANISMS 



CHAPTER PAGE 



XXI. THE STAPHYLOCOCCI (Micrococci) 321 



XXII. THE STREPTOCOCCI 335 



XXIII. DIPLOCOCCUS PNEUMONIA 352 



/ 



XXIV. MlCROCOCCUS INTRACELLULARIS MENINGITIDIS (MeningOCOCCUS) . 371 



XXV. DIPLOCOCCUS GONORRHCELE (Gonococcus), MICROCOCCUS CA- 



TARRHALIS, AND OTHER GRAM-NEGATIVE COCCI 380 



XXVI. BACILLI OF THE COLON-TYPHOID-DYSENTERY GROUP BACILLUS 



COLI COMMUNIS, 388 



/ 

 XXVII. BACILLI OF THE COLON-TYPHOID-DYSENTERY GROUP (continued) 



BACILLUS OF TYPHOID FEVER 399 



XXVIII. BACILLI OF THE COLON-TYPHOID-DYSENTERY GROUP (continued) 

 BACILLI INTERMEDIATE BETWEEN THE TYPHOID AND COLON 



ORGANISMS 428 



XXIX. BACILLI OF THE COLON-TYPHOID-DYSENTERY GROUP (continued) 



THE DYSENTERY BACILLI 435 



XXX. BACILLUS MUCOSUS CAPSULATUS 447 



XXXI. BACILLUS TETANI ' . 456 



XXXII. BACILLUS OF SYMPTOMATIC ANTHRAX, BACILLUS OF MALIGNANT 

 EDEMA, BACILLUS AEROGENES CAPSULATUS, BACILLUS BOTU- 

 LINUS 465 



XXXIII. THE TUBERCLE BACILLUS 479 



XXXIV. THE SMEGMA BACILLUS AND THE BACILLUS OF LEPROSY . . . 503 

 XXXV. BACILLUS DIPHTHERIA, BACILLUS HOFFMANNI, AND BACILLUS 



XEROSIS 512 



XXXVI. BACILLUS MALLEI 528 



XXXVII. BACILLUS INFLUENZA AND CLOSELY RELATED BACTERIA . . . 536 



