PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1352762-4 1992 The results suggest that increases in glutamate, perhaps due to the decreased activities of glutamine synthetase, are correlated with increased oxygen free radical formation during an ischemia/reperfusion insult to the heart. radical 156-163 glutamate-ammonia ligase Homo sapiens 92-112