IMMUNE BODIES 



59 



FIG. 16. EHRLICH'S LATERAL-CHAIN THEORY. Cell with num- 

 >us receptors of various kinds and shapes to which are united the toxin 

 jlecule. Note the free receptors. 



FIG. 17. EHRLICH'S LATERAL-CHAIN THEORY. In one figure the 

 free receptors (anti-bodies) are united with the toxin molecule, the attached 

 receptors have no haptophores united to cell. 



