PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19959875-5 2009 Isolated postganglionic sympathetic neurons from Pdc-/- mice showed prolonged action potential firing after stimulation with acetylcholine and increased firing frequencies during membrane depolarization. Acetylcholine 125-138 phosducin Mus musculus 49-60