PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1648459-3 1991 Since interaction between the cells and ionomycin was not associated with any notable superoxide production and hydrogen peroxide was induced only in the presence of azide, a potent inhibitor of the hydrogen peroxide-consuming enzymes catalase and myeloperoxidase, we conclude that this stimulus can generate oxygen metabolites intracellularly. Azides 166-171 myeloperoxidase Homo sapiens 248-263