PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2473288-4 1989 The coronary vasoconstriction induced by ET-1 subsided after intracoronary administration of nitroglycerin. Nitroglycerin 93-106 endothelin 1 Canis lupus familiaris 41-45