CONTENTS. 



PAGE 



Introduction^ 1 



PART I. 



RELATING TO ANTIBODIES IN GENERAL OTHER 

 THAN THE PRECIPITINS. 



Section I. Ehrlich's Theory regarding the Formation of Antibodies, 



TOGETHER WITH A BRIEF CONSIDERATION OF ToXINS AND ANTITOXINS 5 



Section II. Ferments and Antiferments 16 



Section III. The Cytotoxins of Blood Serum 18 



The mode of action of haemolysins and bacteriolysins . . . .19 



The intermediary body, immune bod}', complement, complementoid. 

 Anti-cytotosins, anti-complements . . . . . . . .21 



Special cytotoxins : leucotoxin, spermotoxin, neui'otoxin, trichotoxin, etc. . 22 



Source of cytolysins ........... 26 



Influence of the species of animal upon the character of cytolysins . . 27 



Influence of animal's age upon susceptibility of corpuscles to haemolysis . 27 



Bacterial haemolysins and anti-haemolysins ...... 28 



The serum complements and their importance in physiological processes . 28 



The treatment of animals for the production of specific haemolysins . . 31 



Section IV. The Action of different Sera upon the Blood Corpuscles 



OF certain Animals in Vitro and in Corpore 33 



The effects of normal and artificial haemolysins upon the red blood corpuscles 



of different animals in vitro and in corpore ...... 40 



Isolysins and autolysins 42 



The relation of haemolysins to agglutinins 43 



Section V. Agglutinins and Anti-agglutinins, etc 45 



Differences between agglutinins and precipitins. 



