PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1314821-7 1992 The addition of purified myeloperoxidase to an enzymatic superoxide generating system resulted in the detection of hydroxyl radical that was dependent upon the presence of chloride and was inhibited by superoxide dismutase, catalase, and azide. Azides 238-243 myeloperoxidase Homo sapiens 25-40