PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31276379-3 2019 In 2007, we reported the first evidence that Fe3O4 nanoparticles (NPs) have intrinsic peroxidase-mimicking activity, and since that time, hundreds of nanomaterials have been found to mimic the catalytic activity of peroxidase, oxidase, catalase, haloperoxidase, glutathione peroxidase, uricase, methane monooxygenase, hydrolase, and superoxide dismutase. ferryl iron 45-50 urate oxidase (pseudogene) Homo sapiens 286-293