The nicotinic antagonist mecamylamine has antidepressant-like effects in wild-type but not β2- or α7-nicotinic acetylcholine receptor subunit knockout mice
Rabenstein RL, Caldarone BJ, Picciotto MR. The nicotinic antagonist mecamylamine has antidepressant-like effects in wild-type but not β2- or α7-nicotinic acetylcholine receptor subunit knockout mice. Psychopharmacology 2006, 189: 395-401. PMID: 17016705, DOI: 10.1007/s00213-006-0568-z.Peer-Reviewed Original ResearchConceptsAntidepressant-like effectsAntagonist mecamylamineNicotinic acetylcholine receptor activityNoncompetitive nAChR antagonist mecamylamineAntagonist dihydro-β-erythroidineΑ7 knockout miceΑ7-nAChR subunitAcetylcholine receptor activityEffects of mecamylamineNAChR antagonist mecamylamineDihydro-β-erythroidineNicotinic antagonist mecamylamineSubunit knockout miceBaseline locomotor activityDose-response studyMethodsAdult miceAntagonist hexamethoniumAntidepressant efficacyAntidepressant responseCentral nAChRsImmobility timeCholinergic transmissionSwim testMecamylamineSuspension test