CONTENTS 



antitoxic action — Ehrlich's theory of the constitution of toxins- 

 Antibacterial serum — Bactericidal and lysogenic action — 

 Hemolytic and other sera— Methods of the haemolytic tests — 

 Opsonic action — Agglutination — Precipitins — Therapeutic 

 effects of anti-sera — Theories as to acquired immunity — Ehrlich's 

 side-chain theory — Theory of phagocytosis — Natural immunity 

 — Natural bactericidal powers — Natural susceptibility to 

 toxins — Supersensitiveness or anaphylaxis — The serum disease 

 in man — Desensitisation ..... 552 



APPENDIX A. 



Smallpox and Vaccination. 



Tennerian vaccination — Relationship of smallpox to cowpox — 



Virus of smallpox — The nature of vaccination .' . .604 



APPENDIX B. 



Hydrophobia 



Introductory — Pathology — The virus of hydrophobia — Prophylaxis 



— Antirabic serum — Methods — Chlamydozoa . . . 611 



APPENDIX C. 



Malarial Fevers. 



The malarial parasite — The cycle of the malarial parasite in man 

 — The cycle in the mosquito — Varieties of the malarial parasite 

 — General considerations — The pathology of malaria — Methods 

 of examination ....... 624 



APPENDIX D. 



Amcebic Dysentery. 



Amoebic dysentery — Characters of the amcebse — Cultivation of the 

 amcebse^Distribution of the amcebse — Experimental inocula- 

 tion — Methods of examination . . . . .641 



