CONTENTS ix 



PAGE 



Relation of Anti-immune-body to the Combination of Immune- 

 body with Receptors ........ 107 



The Combination of Natural Immune-bodies with Anti-immune- 

 body 109 



The Dissociation of Anti-immune-body by the corresponding 

 Natural Immune-bodies . . . . . . .110 



The Possibility of Preventing the Combination of Anti-immune- 

 body by Means of Complement 112 



Theoretical Considerations . . . . . . .112 



Summary of Results . . . . . . . .115 



SECTION D. ON THE H^EMOLYTIC RECEPTORS OF THE 



RED CORPUSCLES 116 



Effects of Laking Agents on the Receptors . . . .. 120 



Effects of Heat on the Receptors 122 



On the Relations of the Receptors to Stromata : 



(1) Experiments by Centrifugalization .... 123 



(2) Filtration Experiments 126 



General Summary 131 



PART II 



THE PROPERTIES OP AN ANTI-SERUM TO A 

 SERUM: DEVIATION OP COMPLEMENT AND 

 ITS RELATIONS TO THE PRECIPITIN TEST 



Introductory . .133 



Phenomena of Deviation of Complement . . . . .138 



On the Deviation of Different Complements by a Serum + Anti-serum 141 

 Deviating Power of Anti-serum as compared with Haemolytic Action 143 

 Relation of Deviation of Complement to Precipitation . . . 145 

 The Deviation of Complement as regards Specificity of Anti-serum . 149 

 The Quantitative Relations of Serum and Anti-serum to the 

 Deviation of Complement ....... 153 



General Considerations ........ 156 



Summary of Results ......... 158 



