PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28659507-5 2017 Mesenteric arteries and thoracic aortae from aged mice exhibited higher Nox2-dependent superoxide production. Superoxides 87-97 cytochrome b-245, beta polypeptide Mus musculus 72-76