ANTIBODIES II 



19 



closely related, and G unrelated, to give results similar to those in 

 Table 2-1. This is shown schematically in Table 2-2. 



TABLE 2-2 



Precipitation Reaction of Anti-H Antibody and H Antigen, 

 in Presence of Hapten* 



* ++ = Strong reaction. Other symbols as in Table 2-1. 



The relative effectiveness of different haptens as inhibitors can 

 also be shown by plotting concentrations, or maximum dilutions 

 which inhibit (Fig. 2-6). 



O 



O 



1 



o 



o 



o 



o 



I I 1 1 1 



o 



o 



Fig. 2-6. Inhibition of precipitin reaction of anti-benzoic acid antibody by 

 various haptens. 



