PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23066921-6 2013 After GP ablation + CAB, Ach induced AF duration was determined in response to vasoactive intestinal peptide (VIP) and its specific antagonist ([Ac-Tyr1,D-phe2]-VIP). d-phe2 153-159 vasoactive intestinal peptide Canis lupus familiaris 161-164