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
2013
Repeated in vivo exposure of cocaine induces long‐lasting synaptic plasticity in hypocretin/orexin‐producing neurons in the lateral hypothalamus in mice
Rao Y, Mineur YS, Gan G, Wang AH, Liu Z, Wu X, Suyama S, de Lecea L, Horvath TL, Picciotto MR, Gao X. Repeated in vivo exposure of cocaine induces long‐lasting synaptic plasticity in hypocretin/orexin‐producing neurons in the lateral hypothalamus in mice. The Journal Of Physiology 2013, 591: 1951-1966. PMID: 23318871, PMCID: PMC3624862, DOI: 10.1113/jphysiol.2012.246983.Peer-Reviewed Original ResearchConceptsCAMP response element-binding proteinHypocretin neuronsLong-term potentiationSynaptic potentiationLateral hypothalamusCocaine administrationExperience-dependent synaptic potentiationExperience-dependent potentiationHypocretin-producing neuronsVivo cocaine administrationCocaine-treated animalsOrexin-producing neuronsAMPA-type glutamate receptorsVentral tegmental areaHigh-frequency stimulationCocaine-treated micePlace preference protocolResponse element-binding proteinDrugs of abuseCocaine withdrawalTegmental areaGlutamatergic synapsesGlutamate receptorsHypocretin systemElement-binding protein