PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23707771-6 2013 Transfection with catalase or superoxide dismutase (SOD) prevented Cr(VI)-mediated increases in colony formation, cell invasion, migration, and xenograft tumors. chromium hexavalent ion 67-73 superoxide dismutase 1 Homo sapiens 30-50 23707771-6 2013 Transfection with catalase or superoxide dismutase (SOD) prevented Cr(VI)-mediated increases in colony formation, cell invasion, migration, and xenograft tumors. chromium hexavalent ion 67-73 superoxide dismutase 1 Homo sapiens 52-55