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
2007
Calpain regulation of AMPA receptor channels in cortical pyramidal neurons
Yuen EY, Gu Z, Yan Z. Calpain regulation of AMPA receptor channels in cortical pyramidal neurons. The Journal Of Physiology 2007, 580: 241-254. PMID: 17234699, PMCID: PMC2075435, DOI: 10.1113/jphysiol.2006.122754.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBlotting, WesternCalpainCells, CulturedCerebral CortexElectrophysiologyEndocytosisGerbillinaeImmunohistochemistryMaleMAP Kinase Kinase 2NeuronsNeuroprotective AgentsPatch-Clamp TechniquesPyramidal CellsRatsRats, Sprague-DawleyReceptors, AMPAReceptors, Cell SurfaceReceptors, N-Methyl-D-AspartateStimulation, ChemicalSynapsesSynaptic TransmissionConceptsCortical pyramidal neuronsNMDA receptorsPyramidal neuronsAMPA receptorsNMDA treatmentCalpain inhibitorsIschaemia-induced depressionFast excitatory synaptic transmissionTransient ischemic insultAMPAR-mediated currentsExcitatory synaptic transmissionCalpain-dependent mannerAMPA receptor channelsSelective calpain inhibitorsExcitotoxic conditionsIschemic animalsIschemic insultNeuronal excitotoxicityAMPAR currentsAMPA responsesCortical culturesExtracellular glutamateGlutamate receptorsGlutamate triggersNeuronal excitability
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