title: Streptolysin "0" a potentially useful antigen for complement-fixing reactions.
mesh_terms: D001426:Bacterial Proteins; D003168:Complement Fixation Tests; D006801:Humans; D012141:Respiratory Tract Infections / Q000175:diagnosis / Q000382:microbiology; D012871:Skin Diseases / Q000175:diagnosis / Q000382:microbiology; D013290:Streptococcal Infections / Q000175:diagnosis; D013301:Streptolysins
chemical_list: D001426:Bacterial Proteins; D013301:Streptolysins; C025964:streptolysin O