2014
Synergistic Regulation of Glutamatergic Transmission by Serotonin and Norepinephrine Reuptake Inhibitors in Prefrontal Cortical Neurons*
Yuen EY, Qin L, Wei J, Liu W, Liu A, Yan Z. Synergistic Regulation of Glutamatergic Transmission by Serotonin and Norepinephrine Reuptake Inhibitors in Prefrontal Cortical Neurons*. Journal Of Biological Chemistry 2014, 289: 25177-25185. PMID: 25056951, PMCID: PMC4155681, DOI: 10.1074/jbc.m114.567610.Peer-Reviewed Original ResearchMeSH KeywordsAdrenergic Uptake InhibitorsAnimalsBicucullineBlotting, WesternCarrier ProteinsCells, CulturedDesipramineDrug SynergismDynaminsEndocytosisExcitatory Postsynaptic PotentialsFluoxetineP38 Mitogen-Activated Protein KinasesPatch-Clamp TechniquesPrefrontal CortexPyramidal CellsRab5 GTP-Binding ProteinsRatsReceptor, Serotonin, 5-HT1AReceptors, Adrenergic, alpha-2Receptors, AMPASelective Serotonin Reuptake InhibitorsSignal TransductionSynaptic TransmissionConceptsNorepinephrine reuptake inhibitorsExcitatory postsynaptic currentsΑ2-adrenergic receptorsReuptake inhibitorsGlutamatergic transmissionPostsynaptic currentsCortical neuronsAMPAR-mediated excitatory postsynaptic currentsG proteinsPrefrontal cortex pyramidal neuronsDynamin-mediated endocytosisSelective reuptake inhibitorsProtein α subunitsCortex pyramidal neuronsPrefrontal cortical neuronsP38 kinase activityAMPAR surface expressionGood therapeutic effectG-protein modulatorsPyramidal neuronsClinical studiesTherapeutic effectMonoamine systemsAMPA receptorsKinase activity
2011
Amyloid β Peptide-(1–42) Induces Internalization and Degradation of β2 Adrenergic Receptors in Prefrontal Cortical Neurons*
Wang D, Yuen E, Zhou Y, Yan Z, Xiang Y. Amyloid β Peptide-(1–42) Induces Internalization and Degradation of β2 Adrenergic Receptors in Prefrontal Cortical Neurons*. Journal Of Biological Chemistry 2011, 286: 31852-31863. PMID: 21757762, PMCID: PMC3173113, DOI: 10.1074/jbc.m111.244335.Peer-Reviewed Original ResearchConceptsPrefrontal cortical neuronsCortical neuronsAdrenergic receptorsAMPA receptor-mediated miniature excitatory postsynaptic currentsG protein-coupled receptor kinase phosphorylationMiniature excitatory postsynaptic currentsCerebrum of miceΒAR agonist isoproterenolAmyloid precursor protein geneExcitatory postsynaptic currentsG protein-coupled receptor kinasesPrecursor protein geneProtein-coupled receptor kinasesReceptor subunit 1Mutant presenilin 1Receptor kinase phosphorylationGlutamatergic activityGlutamatergic regulationAβ bindsInduces desensitizationAβ treatmentPostsynaptic currentsΒ2-adrenergic receptorSynaptic activityAgonist isoproterenol
2010
Regulation of AMPA receptor channels and synaptic plasticity by cofilin phosphatase Slingshot in cortical neurons
Yuen EY, Liu W, Kafri T, Van Praag H, Yan Z. Regulation of AMPA receptor channels and synaptic plasticity by cofilin phosphatase Slingshot in cortical neurons. The Journal Of Physiology 2010, 588: 2361-2371. PMID: 20442266, PMCID: PMC2915513, DOI: 10.1113/jphysiol.2009.186353.Peer-Reviewed Original ResearchMeSH KeywordsActinsAnimalsCells, CulturedCerebral CortexCofilin 1ElectrophysiologyExcitatory Postsynaptic PotentialsImmunohistochemistryLentivirusMicrofilament ProteinsNeuronal PlasticityNeuronsPhosphoric Monoester HydrolasesRatsReceptors, AMPARNA, Small InterferingRNA, ViralSynapsesSynaptic TransmissionConceptsExcitatory postsynaptic currentsCortical neuronsSynaptic transmissionSynaptic plasticityReceptor-mediated excitatory postsynaptic currentsAMPA receptor-mediated excitatory postsynaptic currentsPhosphatase SlingshotActin dynamicsAMPA receptor channelsFunction-blocking antibodiesSmall RNA interferenceAMPAR EPSCsMajor actin depolymerizing factorPostsynaptic currentsCofilin phosphatase SlingshotGluR-1Synaptic functionActin depolymerizing factorSpine morphologyAMPAR traffickingReceptor channelsActin cytoskeletonRNA interferenceNeuronsCofilin activation
2008
Postsynaptic Density-95 (PSD-95) and Calcineurin Control the Sensitivity of N-Methyl-d-aspartate Receptors to Calpain Cleavage in Cortical Neurons
Yuen EY, Ren Y, Yan Z. Postsynaptic Density-95 (PSD-95) and Calcineurin Control the Sensitivity of N-Methyl-d-aspartate Receptors to Calpain Cleavage in Cortical Neurons. Molecular Pharmacology 2008, 74: 360-370. PMID: 18445709, PMCID: PMC2858625, DOI: 10.1124/mol.108.046813.Peer-Reviewed Original ResearchConceptsN-methyl-D-aspartate receptorsCortical neuronsNR2B subunitExtrasynaptic N-methyl-D-aspartate receptorsPermeable glutamate receptorsProtein postsynaptic densityTransient forebrain ischemiaCultured cortical neuronsDependent protease calpainSynaptic NMDAR responsesPostsynaptic density-95Calpain-dependent mannerWhole-cell currentsExcitotoxic conditionsForebrain ischemiaCortical slicesNMDA treatmentNMDAR currentsNMDAR responsesNMDAR functionSubstrates of calpainGlutamate receptorsNeuronal excitabilityCalpain cleavageDensity-95
2005
Regulation of N-Methyl-D-aspartate Receptors by Calpain in Cortical Neurons*
Wu HY, Yuen EY, Lu YF, Matsushita M, Matsui H, Yan Z, Tomizawa K. Regulation of N-Methyl-D-aspartate Receptors by Calpain in Cortical Neurons*. Journal Of Biological Chemistry 2005, 280: 21588-21593. PMID: 15790561, DOI: 10.1074/jbc.m501603200.Peer-Reviewed Original ResearchConceptsN-methyl-D-aspartate receptorsNMDA receptorsNMDAR currentsCortical neuronsCalpain inhibitorsCultured cortical neuronsCortical pyramidal neuronsDynamin inhibitory peptideFunction of NMDARsInhibitory peptidesInvolvement of calpainNMDAR-mediated currentsNMDAR channel functionSelective calpain inhibitorsNMDAR internalizationNMDAR overstimulationNeuroprotective mechanismsPyramidal neuronsNMDA treatmentBath applicationIntracellular injectionNR2B subunitCalcium entryPathologic functionsProlonged treatment