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-95Activation of 5-HT2A/C Receptors Counteracts 5-HT1A Regulation of N-Methyl-D-aspartate Receptor Channels in Pyramidal Neurons of Prefrontal Cortex*
Yuen EY, Jiang Q, Chen P, Feng J, Yan Z. Activation of 5-HT2A/C Receptors Counteracts 5-HT1A Regulation of N-Methyl-D-aspartate Receptor Channels in Pyramidal Neurons of Prefrontal Cortex*. Journal Of Biological Chemistry 2008, 283: 17194-17204. PMID: 18442977, PMCID: PMC2427346, DOI: 10.1074/jbc.m801713200.Peer-Reviewed Original ResearchConceptsPFC pyramidal neuronsExtracellular signal-regulated kinasePyramidal neuronsPrefrontal cortexNMDAR currentsN-methyl-D-aspartate receptor currentsN-methyl-D-aspartate receptor channelsSynaptic NMDAR responsesNMDAR responsesNMDAR functionActivation of ERKDendritic processesReceptor currentsPFC neuronsSignal-regulated kinaseReceptor activationMental disordersImmunocytochemical studyIntact animalsCounteractive effectsReceptor channelsInhibitory effectNeuronsCellular knockdownDependent pathway
2006
Adrenergic modulation of NMDA receptors in prefrontal cortex is differentially regulated by RGS proteins and spinophilin
Liu W, Yuen EY, Allen PB, Feng J, Greengard P, Yan Z. Adrenergic modulation of NMDA receptors in prefrontal cortex is differentially regulated by RGS proteins and spinophilin. Proceedings Of The National Academy Of Sciences Of The United States Of America 2006, 103: 18338-18343. PMID: 17101972, PMCID: PMC1838752, DOI: 10.1073/pnas.0604560103.Peer-Reviewed Original ResearchConceptsExcitatory postsynaptic currentsNMDA receptorsAlpha1-ARNMDAR currentsPrefrontal cortexNoradrenergic systemPFC neuronsAlpha2-AR agonistNMDAR EPSC amplitudePFC pyramidal neuronsPaired-pulse ratioAlpha2-adrenergic receptorsPhospholipase C-inositolEffect of RGS4Norepinephrine transporter inhibitorG protein-coupled receptorsSpinophilin knockout miceProtein-coupled receptorsAdrenergic modulationPyramidal neuronsPFC slicesPostsynaptic currentsMood controlMutant miceTransporter inhibitors
2005
Microtubule Regulation of N-Methyl-D-aspartate Receptor Channels in Neurons*
Yuen EY, Jiang Q, Feng J, Yan Z. Microtubule Regulation of N-Methyl-D-aspartate Receptor Channels in Neurons*. Journal Of Biological Chemistry 2005, 280: 29420-29427. PMID: 15975919, DOI: 10.1074/jbc.m504499200.Peer-Reviewed Original ResearchConceptsN-methyl-D-aspartate receptorsMicrotubule depolymerizerNMDAR currentsNMDA receptorsRole of microtubulesMicrotubule regulationActin cytoskeletonBrain-derived neurotrophic factorCellular knockdownNMDAR traffickingMicrotubule-depolymerizing agentCortical pyramidal neuronsN-methyl-D-aspartate receptor channelsDendritic transportHigh NMDA concentrationsMicrotubulesPyramidal neuronsNeurotrophic factorNMDAR functionNMDA concentrationSynaptic currentsNeuronal dendritesSynaptic plasticityMicrotubule stabilizerImmunocytochemical studySerotonin 5-HT1A Receptors Regulate NMDA Receptor Channels through a Microtubule-Dependent Mechanism
Yuen EY, Jiang Q, Chen P, Gu Z, Feng J, Yan Z. Serotonin 5-HT1A Receptors Regulate NMDA Receptor Channels through a Microtubule-Dependent Mechanism. Journal Of Neuroscience 2005, 25: 5488-5501. PMID: 15944377, PMCID: PMC6724987, DOI: 10.1523/jneurosci.1187-05.2005.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCalcium-Calmodulin-Dependent Protein Kinase Type 2Calcium-Calmodulin-Dependent Protein KinasesDendritesExtracellular Signal-Regulated MAP KinasesIn Vitro TechniquesKinesinsMembrane PotentialsMicrotubulesMolecular Motor ProteinsNeuronsPatch-Clamp TechniquesPrefrontal CortexProtein SubunitsProtein TransportRatsReceptor, Serotonin, 5-HT1AReceptors, N-Methyl-D-AspartateSerotoninSerotonin 5-HT1 Receptor AgonistsSynapsesConceptsMicrotubule-dependent mechanismMEK/ERKNMDA receptorsPrefrontal cortexMicrotubule stabilityDendritic transportNMDAR interactionMicrotubule assemblyBiochemical evidenceMEK inhibitorsPFC pyramidal neuronsNMDA receptor channelsRole of serotoninCaMKIIERKNeuronal dendritesNMDAR functionMicrotubule stabilizerPathological conditionsPrimary targetReceptor channelsPyramidal neuronsNMDAR currentsSerotonin systemReceptorsRegulation 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