PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23370310-1 2013 UNLABELLED: Lobeline is a potential smoking cessation drug with affinity for the alpha4beta2 nicotinic acetylcholine receptor and may inhibit the blood-brain barrier (BBB) amine transporter. Lobeline 12-20 cholinergic receptor nicotinic alpha 2 subunit Rattus norvegicus 93-125