270 



INFECTION AND IMMUNITY. 



dominant complements. Figure 8 is an illustra- 

 tion of such a polyceptor. 

 AH tin m io- If one immunizes with an immune serum the 



ceptor 



product is spoken of in a general way as an anti- 



Fig, g. Illustrating the amboceptor with more than one 

 complementophilous haptophore (a polyceptor). a } Cell re- 

 ceptor ; 6, cytophilous haptophore of the amboceptor ; c, the 

 dominant complement ; d, the non-dominant complements ; 

 oc , the heptophore of the amboceptor for the dominant com- 

 plement; /3, those for the non-dominant complements. (From 

 Ehrlich and Marshall.) 



immune serum. The latter contains, as stated, 

 anticomplement, and through the agency of this 

 substance the antiserum antagonizes the action of 

 the serum which was used for the immunization. 



