Streptococcus, Group polysaccharide antigen

Fig. 4.—Proposed Conformation of the Repeating Unit of the Type III Polysaccharide Antigen of Group B Streptococcus.

Figure 4. Repeating unit of the native Type la polysaccharide antigen of Group B Streptococcus (10)...

C18H33NO15 503.456 Constit. of the repeating unit of the polysaccharide antigen isol. from type III group B Streptococcus. 

Leon and Young found that the specificity of anti-pneumococcal C myeloma immunoglobulins is for the phosphorylcholine or choline determinant of this antigen.72 Many other antigens, such as polysaccharides from groups O and H streptococcus,66 Ascaris,73 Lac-... 

Fig. 5.—Inhibition of anti-lactose antibodies reacting with an antigenic polysaccharide from a Group D Streptococcus in the presence or absence of inhibitors well A = anti-lactose antibodies well B = antibodies with lactose well C = antibodies with galactose wells 1-6 contain the antigen at decreasing concentrations from 20 to 1 p,g. (Reprinted from Journal of Immunological Methods, Volume 75, J. H. Pazur, and S. A. Kelly, pp. 107-116, copyright 1984 with kind permission of Elsevier Science—NL, Sara Burgerhartstraat 25, 1055 KV Amsterdam, The Netherlands.)...

---