2022
Positive modulation of N-methyl-D-aspartate receptors in the mPFC reduces the spontaneous recovery of fear
Lee B, Pothula S, Wu M, Kang H, Girgenti MJ, Picciotto MR, DiLeone RJ, Taylor JR, Duman RS. Positive modulation of N-methyl-D-aspartate receptors in the mPFC reduces the spontaneous recovery of fear. Molecular Psychiatry 2022, 27: 2580-2589. PMID: 35418600, PMCID: PMC9135632, DOI: 10.1038/s41380-022-01498-7.Peer-Reviewed Original ResearchConceptsPosttraumatic stress disorderFear extinctionInfralimbic medial prefrontal cortexFear conditioning modelEnhanced fear extinctionFear-based behaviorsProlonged stress modelMedial prefrontal cortexSpontaneous recoveryIL-mPFCPTSD modelPTSD treatmentStress disorderPrefrontal cortexSPS modelN-methyl-D-aspartate receptor modulatorsBrain-derived neurotrophic factorN-methyl-D-aspartate receptorsBehavioral effectsIncreased attentionMPFCPreclinical findingsPyramidal neuronsNeurotrophic factorMale mice
2020
Cumulative Effects of Social Stress on Reward-Guided Actions and Prefrontal Cortical Activity
Barthas F, Hu MY, Siniscalchi MJ, Ali F, Mineur YS, Picciotto MR, Kwan AC. Cumulative Effects of Social Stress on Reward-Guided Actions and Prefrontal Cortical Activity. Biological Psychiatry 2020, 88: 541-553. PMID: 32276717, PMCID: PMC7434704, DOI: 10.1016/j.biopsych.2020.02.008.Peer-Reviewed Original ResearchConceptsPrefrontal cortical activityCortical activityIndividual layer 2/3 pyramidal neuronsLayer 2/3 pyramidal neuronsStress exposureDepressive-like phenotypeTwo-photon calcium imagingSocial stressChronic social stressIndividual prefrontal neuronsMedial prefrontal cortexPyramidal neuronsMotor subregionsNeural dysfunctionResilient miceCalcium imagingPrefrontal neuronsAbnormal levelsPrefrontal cortexSocial defeatDistinct neural responsesStress-induced lossGoal-directed actionsEnsemble activityDefeat sessions
2018
The 7q11.23 Protein DNAJC30 Interacts with ATP Synthase and Links Mitochondria to Brain Development
Tebbenkamp ATN, Varela L, Choi J, Paredes MI, Giani AM, Song JE, Sestan-Pesa M, Franjic D, Sousa AMM, Liu ZW, Li M, Bichsel C, Koch M, Szigeti-Buck K, Liu F, Li Z, Kawasawa YI, Paspalas CD, Mineur YS, Prontera P, Merla G, Picciotto MR, Arnsten AFT, Horvath TL, Sestan N. The 7q11.23 Protein DNAJC30 Interacts with ATP Synthase and Links Mitochondria to Brain Development. Cell 2018, 175: 1088-1104.e23. PMID: 30318146, PMCID: PMC6459420, DOI: 10.1016/j.cell.2018.09.014.Peer-Reviewed Original ResearchConceptsCopy number variationsATP synthase dimersOxidative phosphorylation supercomplexesHuman neurodevelopmental disordersATP synthaseWS pathogenesisGene contributionMitochondrial featuresBrain developmentWilliams syndromeMitochondrial dysfunctionNeocortical pyramidal neuronsNeural phenotypesMitochondriaPyramidal neuronsMachineryMorphological featuresNeurodevelopmental disordersDysfunctionSupercomplexesPhenotype
2011
Plasticity of Prefrontal Attention Circuitry: Upregulated Muscarinic Excitability in Response to Decreased Nicotinic Signaling Following Deletion of α5 or β2 Subunits
Tian MK, Bailey CD, De Biasi M, Picciotto MR, Lambe EK. Plasticity of Prefrontal Attention Circuitry: Upregulated Muscarinic Excitability in Response to Decreased Nicotinic Signaling Following Deletion of α5 or β2 Subunits. Journal Of Neuroscience 2011, 31: 16458-16463. PMID: 22072695, PMCID: PMC3240894, DOI: 10.1523/jneurosci.3600-11.2011.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAconitineAge FactorsAnalysis of VarianceAnimalsAtropineDihydro-beta-ErythroidineIntracellular Signaling Peptides and ProteinsMaleMembrane PotentialsMiceMice, KnockoutNeuronal PlasticityNeuronsNeuropeptidesNeurotransmitter AgentsNicotineNicotinic AntagonistsOrexinsPatch-Clamp TechniquesPrefrontal CortexReceptors, MuscarinicReceptors, NicotinicSignal TransductionUp-RegulationConceptsLayer VI neuronsNicotinic receptorsCholinergic excitationCholinergic receptorsPrefrontal cortexExcitatory muscarinic receptorsPrefrontal attention circuitryMuscarinic cholinergic receptorsMuscarinic acetylcholine receptorsAcute brain slicesWild-type miceWhole-cell recordingsΒ2 subunitNicotinic receptor subunitsMedial prefrontal cortexPyramidal neuronsMuscarinic receptorsNicotinic signalingLayer VIAttention circuitryCholinergic stimulationBrain slicesNicotinic stimulationAcetylcholine receptorsTiming of excitation
2007
Deficiency in Inhibitory Cortical Interneurons Associates with Hyperactivity in Fibroblast Growth Factor Receptor 1 Mutant Mice
Smith K, Fagel DM, Stevens HE, Rabenstein RL, Maragnoli ME, Ohkubo Y, Picciotto MR, Schwartz ML, Vaccarino FM. Deficiency in Inhibitory Cortical Interneurons Associates with Hyperactivity in Fibroblast Growth Factor Receptor 1 Mutant Mice. Biological Psychiatry 2007, 63: 953-962. PMID: 17988653, DOI: 10.1016/j.biopsych.2007.09.020.Peer-Reviewed Original ResearchMeSH KeywordsAmphetamineAnimalsBehavior, AnimalBiogenic MonoaminesCell CountCentral Nervous System StimulantsCerebral CortexDisease Models, AnimalDopamine AgentsExploratory BehaviorFibroblast Growth Factor 1Glutamate DecarboxylaseHyperkinesisLocomotionMaleMethylphenidateMiceMice, KnockoutMotor ActivityNerve Tissue ProteinsNeural InhibitionNeuronsSignal TransductionConceptsInhibitory cortical circuitsCortical pyramidal neuronsD2 receptor antagonistGrowth factor receptor 1Spontaneous locomotor hyperactivityFibroblast growth factor receptor 1Factor receptor 1Inhibitory neuronal subtypesLocomotor hyperactivityDopamine agonistsCerebral cortexPyramidal neuronsBasal gangliaMotor hyperactivityReceptor antagonistInhibitory interneuronsTyrosine hydroxylaseCortical circuitsPsychiatric disordersLocomotor responseNeuronal subtypesReceptor 1Mutant miceDopamine transporterSpatial learning
2003
Nicotine Induces Glutamate Release from Thalamocortical Terminals in Prefrontal Cortex
Lambe EK, Picciotto MR, Aghajanian GK. Nicotine Induces Glutamate Release from Thalamocortical Terminals in Prefrontal Cortex. Neuropsychopharmacology 2003, 28: 216-225. PMID: 12589374, DOI: 10.1038/sj.npp.1300032.Peer-Reviewed Original ResearchConceptsPrefrontal cortexSpontaneous excitatory postsynaptic currentsPrefrontal cortical activationEmotional cuesHigh-affinity nicotinic receptorsCognitive functionCortical activationThalamocortical terminalsGlutamate releaseBrain regionsLayer V pyramidal neuronsCognitionPrefrontal cortical slicesExcitatory postsynaptic currentsRelease of glutamateCortexStimulation of nAChRsNicotinic acetylcholine receptorsΑ4β2 nAChRsDifferent neurotransmittersCerebral cortexPyramidal neuronsCortical slicesPostsynaptic currentsΜ-opioid
2000
Brain Localization and Behavioral Impact of the G-Protein-Gated K+ Channel Subunit GIRK4
Wickman K, Karschin C, Karschin A, Picciotto M, Clapham D. Brain Localization and Behavioral Impact of the G-Protein-Gated K+ Channel Subunit GIRK4. Journal Of Neuroscience 2000, 20: 5608-5615. PMID: 10908597, PMCID: PMC6772558, DOI: 10.1523/jneurosci.20-15-05608.2000.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAvoidance LearningBehavior, AnimalBrain ChemistryChick EmbryoFemaleG Protein-Coupled Inwardly-Rectifying Potassium ChannelsGene ExpressionIn Situ HybridizationIon Channel GatingLocomotionMaleMaze LearningMemoryMiceMice, Inbred C57BLMice, KnockoutPotassium ChannelsPotassium Channels, Inwardly RectifyingRNA, MessengerConceptsGIRK4 mRNAG-protein-gated potassium (GIRK) channelsCortical pyramidal neuronsVentromedial hypothalamic nucleusParaventricular thalamic nucleusMorris water mazeG-Protein-GatedPassive avoidance paradigmMammalian nervous systemWild-type controlsEndopiriform nucleusPyramidal neuronsGlobus pallidusSynaptic inhibitionBrainstem nucleiHypothalamic nucleiPain perceptionThalamic nucleiInsular cortexNervous systemNeuronal populationsWater mazeLocomotor activityMouse brainGIRK subunits
1999
Increased neurodegeneration during ageing in mice lacking high‐affinity nicotine receptors
Zoli M, Picciotto M, Ferrari R, Cocchi D, Changeux J. Increased neurodegeneration during ageing in mice lacking high‐affinity nicotine receptors. The EMBO Journal 1999, 18: 1235-1244. PMID: 10064590, PMCID: PMC1171214, DOI: 10.1093/emboj/18.5.1235.Peer-Reviewed Original ResearchConceptsHigh-affinity nicotine receptorsSpatial learningHippocampal pyramidal neuronsRegion-specific alterationsSerum corticosterone levelsPossible animal modelNicotinic acetylcholine receptorsPyramidal neuronsNeuronal survivalNicotine receptorsCholinergic systemEndocrine parametersControl animalsIncreased neurodegenerationAnimal modelsCorticosterone levelsAcetylcholine receptorsAlzheimer's diseaseDegenerative processCortical regionsMorris mazeCognitive deficitsMutant miceMiceBeta2 subunit