title: Which component of sulphasalazine is active in rheumatoid arthritis?
authors.forename: R D
authors.initials: RD
authors.lastname: Situnayake
authors.forename: B
authors.initials: B
authors.lastname: McConkey
mesh_terms: D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006801:Humans; D013427:Sulfapyridine / Q000627:therapeutic use; D012460:Sulfasalazine / Q000627:therapeutic use*
chemical_list: D012460:Sulfasalazine; D013427:Sulfapyridine