2011
&agr;4&bgr;2 nicotinic acetylcholine receptor partial agonists with low intrinsic efficacy have antidepressant-like properties
Mineur YS, Einstein EB, Seymour PA, Coe JW, O'Neill BT, Rollema H, Picciotto MR. &agr;4&bgr;2 nicotinic acetylcholine receptor partial agonists with low intrinsic efficacy have antidepressant-like properties. Behavioural Pharmacology 2011, 22: 291-299. PMID: 21566524, PMCID: PMC3227135, DOI: 10.1097/fbp.0b013e328347546d.Peer-Reviewed Original ResearchConceptsNovelty-suppressed feeding testPartial agonistNicotinic acetylcholine receptor partial agonistAcceptable side effect profileAntidepressant-like effectsAntidepressant-like propertiesSide effect profileTail suspension testForced-swim testReceptor partial agonistLow intrinsic efficacyNicotinic acetylcholine receptorsAntidepressant efficacyFeeding testsReduced immobilityAntidepressant propertiesMood disordersNicotinic compoundsΑ4β2 nAChRsAcetylcholine receptorsLocomotor activityIntrinsic efficacyFunctional efficacySubtype selectivityTime points
2004
High-affinity nicotinic acetylcholine receptors are required for antidepressant effects of amitriptyline on behavior and hippocampal cell proliferation
Caldarone BJ, Harrist A, Cleary MA, Beech RD, King SL, Picciotto MR. High-affinity nicotinic acetylcholine receptors are required for antidepressant effects of amitriptyline on behavior and hippocampal cell proliferation. Biological Psychiatry 2004, 56: 657-664. PMID: 15522249, DOI: 10.1016/j.biopsych.2004.08.010.Peer-Reviewed Original ResearchMeSH KeywordsAmitriptylineAnalysis of VarianceAnimalsAntidepressive Agents, TricyclicBehavior, AnimalBromodeoxyuridineCell CountCell ProliferationDose-Response Relationship, DrugDrosophila ProteinsDrug InteractionsHelplessness, LearnedHindlimb SuspensionHippocampusImmunohistochemistryMecamylamineMiceMice, Inbred C57BLMice, KnockoutNeuronsNicotinic AntagonistsNortriptylineReceptors, NicotinicSwimmingConceptsHigh-affinity nAChRsHippocampal cell proliferationNicotinic acetylcholine receptorsSwim testAcetylcholine receptorsCell proliferationHigh-affinity nicotinic acetylcholine receptorsNoncompetitive nAChR antagonist mecamylamineAntagonism of nAChRsAntidepressant-induced increasesAntidepressant-like effectsNAChR antagonist mecamylamineWild-type miceInhibition of nAChRsAntidepressants actAntidepressant actionAntidepressant effectsChronic treatmentAntagonist mecamylamineAntidepressant propertiesTricyclic antidepressantsAntidepressant activityTherapeutic effectKnockout miceNoncompetitive antagonist