PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6420400-11 1984 Secretion of catecholamines, induced by veratridine or nicotine, a cholinergic agonist, was suppressed when NaCl in the medium was replaced by isosmotic sucrose and unexpectedly low levels of dopamine beta-hydroxylase were observed in some cases. Nicotine 55-63 dopamine beta-hydroxylase Bos taurus 192-217