title: Large scale preparation of oxidized streptolysin O using molecular filtration.
mesh_terms: D000989:Antistreptolysin / Q000032:analysis*; D001426:Bacterial Proteins; D003300:Copper; D006861:Hydrogen Peroxide; D010084:Oxidation-Reduction; D013297:Streptococcus pyogenes / Q000032:analysis*; D013301:Streptolysins / Q000276:immunology / Q000302:isolation & purification*; D014462:Ultrafiltration / Q000379:methods
chemical_list: D001426:Bacterial Proteins; D013301:Streptolysins; C025964:streptolysin O; D003300:Copper; D000989:Antistreptolysin; D006861:Hydrogen Peroxide; C029892:cupric chloride