PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21789481-6 2011 Finally, we established novel RGM1 cells that overexpressed manganese superoxide dismutase (MnSOD), which removes superoxide from mitochondria, and examined the effect of acid treatment on cellular membrane lipid peroxidation. Superoxides 70-80 superoxide dismutase 2 Rattus norvegicus 92-97