PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19174306-3 2009 METHODS: Interference with ENTPDase activity in platelets of hypertensive patients and healthy donors was evaluated for arginine, sodium nitroprusside, and hydralazine. Hydralazine 156-167 ectonucleoside triphosphate diphosphohydrolase 8 Homo sapiens 27-35