PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 17580130-7 2007 The IFN-gamma concentrations correlated negatively with xanthine (Xan) concentrations in renal vein blood during reperfusion, whereas there was a positive correlation between IL-2 and Xan concentrations. Xanthine 56-64 interferon gamma Homo sapiens 4-13