PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15512801-5 2004 In contrast, PC-3 cells overexpressing MnSOD had less ROS production, less lipid peroxidation, and greater cell survival compared to PC-3 Wt cells. Reactive Oxygen Species 54-57 superoxide dismutase 2 Homo sapiens 39-44