PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14511322-7 2003 In vitro, the cholinergic agonists muscarine (50-100 microm) and nicotine (0.5-10 microm) induced tonic activity in respiratory motoneurons and increased the frequency of inspiratory bursts in AChE+/+ and +/- animals. Nicotine 65-73 acetylcholinesterase Mus musculus 193-197