title: New observations on the structure and antigenicity of the M proteins of the group A streptococcus.
mesh_terms: D000468:Alkalies; D000596:Amino Acids / Q000032:analysis; D000818:Animals; D000941:Antigens; D001426:Bacterial Proteins / Q000032:analysis; D001665:Binding Sites; D004586:Electrophoresis; D005260:Female; D006241:Haptens; D006386:Hemagglutination Tests; D006801:Humans; D006851:Hydrochloric Acid; D007114:Immunization; D005779:Immunodiffusion; D008970:Molecular Weight; D011817:Rabbits; D013291:Streptococcus / Q000276:immunology*
chemical_list: D000468:Alkalies; D000596:Amino Acids; D000941:Antigens; D001426:Bacterial Proteins; D006241:Haptens; D006851:Hydrochloric Acid