2018
Molecular and cellular characterization of nicotinic acetylcholine receptor subtypes in the arcuate nucleus of the mouse hypothalamus
Calarco CA, Li Z, Taylor SR, Lee S, Zhou W, Friedman JM, Mineur YS, Gotti C, Picciotto MR. Molecular and cellular characterization of nicotinic acetylcholine receptor subtypes in the arcuate nucleus of the mouse hypothalamus. European Journal Of Neuroscience 2018, 48: 1600-1619. PMID: 29791746, PMCID: PMC6251769, DOI: 10.1111/ejn.13966.Peer-Reviewed Original ResearchPOMC cellsArcuate nucleusFood intakeOrexigenic agouti-related peptideNicotinic acetylcholine receptor subtypesAnorexigenic pro-opiomelanocortin (POMC) neuronsDecrease food intakePro-opiomelanocortin (POMC) neuronsAcetylcholine receptor subtypesMRNA levelsAgouti-related peptideNicotinic agonist cytisineNicotinic acetylcholine receptorsSubunit mRNA levelsNeuronal cell typesAnorexigenic neuronsNicotinic regulationNicotinic modulationSmall hairpin RNAHypothalamic regionsReal-time PCRReceptor subtypesAgonist cytisineΑ7 subunitAcetylcholine receptors
2015
Acetylcholine Acts through Nicotinic Receptors to Enhance the Firing Rate of a Subset of Hypocretin Neurons in the Mouse Hypothalamus through Distinct Presynaptic and Postsynaptic Mechanisms1,2
Zhou WL, Gao XB, Picciotto MR. Acetylcholine Acts through Nicotinic Receptors to Enhance the Firing Rate of a Subset of Hypocretin Neurons in the Mouse Hypothalamus through Distinct Presynaptic and Postsynaptic Mechanisms1,2. ENeuro 2015, 2: eneuro.0052-14.2015. PMID: 26322330, PMCID: PMC4551500, DOI: 10.1523/eneuro.0052-14.2015.Peer-Reviewed Original ResearchHypocretin neuronsMiniature EPSCsPostsynaptic nAChRsFiring rateHypocretin/orexin neuronsFrequency of mEPSCsAntagonism of nAChRsPhasic ACh releasePresence of atropineApplication of AChInternal calcium releaseNicotinic acetylcholine receptorsMouse brain slicesOne-thirdAddiction-related behaviorsPresynaptic AChPresynaptic nAChRsOrexin neuronsACh releaseGlutamatergic inputsPostsynaptic modulationPostsynaptic mechanismsMEPSC frequencyTonic activationBrain slices