PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11179054-1 2001 Endothelium-derived hyperpolarizing factor (EDHF) is released in response to agonists such as ACh and bradykinin and regulates vascular smooth muscle tone. endothelium-derived hyperpolarizing factor 0-42 kininogen 1 Bos taurus 102-112