2020
Inhibition of GABA interneurons in the mPFC is sufficient and necessary for rapid antidepressant responses
Fogaça MV, Wu M, Li C, Li XY, Picciotto MR, Duman RS. Inhibition of GABA interneurons in the mPFC is sufficient and necessary for rapid antidepressant responses. Molecular Psychiatry 2020, 26: 3277-3291. PMID: 33070149, PMCID: PMC8052382, DOI: 10.1038/s41380-020-00916-y.Peer-Reviewed Original ResearchConceptsGABA interneuronsRapid antidepressant responseMajor depressive disorderAntidepressant effectsSynaptic plasticityAntidepressant responseRapid-acting antidepressantsAcetylcholine muscarinic receptor antagonistMuscarinic receptor antagonistCortical brain areasEffects of scopolamineAntidepressant actionChemogenetic inhibitionGABAergic interneuronsReceptor antagonistDepressive disorderMale miceInterneuron subtypesBrain areasInterneuronsMPFCTransient inhibitionAffective behaviorInhibitionSubtypes
2007
It is not “either/or”: Activation and desensitization of nicotinic acetylcholine receptors both contribute to behaviors related to nicotine addiction and mood
Picciotto MR, Addy NA, Mineur YS, Brunzell DH. It is not “either/or”: Activation and desensitization of nicotinic acetylcholine receptors both contribute to behaviors related to nicotine addiction and mood. Progress In Neurobiology 2007, 84: 329-342. PMID: 18242816, PMCID: PMC2390914, DOI: 10.1016/j.pneurobio.2007.12.005.Peer-Reviewed Original ResearchConceptsDesensitization of nAChRsNicotinic acetylcholine receptorsNicotine addictionDrug reinforcementAcetylcholine receptorsAntidepressant-like effectsActivation of nAChRsEffects of nicotineNicotine-mediated behaviorsRecent electrophysiological studiesNicotine administrationTobacco smokingAffective modulationNicotine resultsElectrophysiological studiesSmoking behaviorNicotinic agentsReceptor desensitizationDrug rewardBehavioral consequencesAffective behaviorBehavioral processesBehavioral effectsNAChRsDesensitization