2023
Chemogenetic regulation of the TARP-lipid interaction mimics LTP and reversibly modifies behavior
Park J, Berthoux C, Hoyos-Ramirez E, Shan L, Morimoto-Tomita M, Wang Y, Castillo P, Tomita S. Chemogenetic regulation of the TARP-lipid interaction mimics LTP and reversibly modifies behavior. Cell Reports 2023, 42: 112826. PMID: 37471228, PMCID: PMC10528344, DOI: 10.1016/j.celrep.2023.112826.Peer-Reviewed Original ResearchGlutamatergic Pathways and Receptors
Tomita S. Glutamatergic Pathways and Receptors. 2023, 197-200. DOI: 10.1007/978-3-031-15070-8_30.Peer-Reviewed Original ResearchGlutamate receptorsSynaptic transmissionSynaptic plasticityReceptor activityGlutamate receptor activityGlutamate-gated cation channelsMajor excitatory neurotransmitterGi/oG protein-coupled receptorsProtein-coupled receptorsGlutamate releaseExcitatory neurotransmitterNMDA receptorsGlutamatergic pathwaysKainate receptorsAMPA receptorsTherapeutic strategiesDistinct synapsesPostsynaptic signalingNeurological disordersSynaptic strengthGq signalingNeurodegenerative diseasesReceptorsCation channels
2018
Input-Specific NMDAR-Dependent Potentiation of Dendritic GABAergic Inhibition
Chiu CQ, Martenson JS, Yamazaki M, Natsume R, Sakimura K, Tomita S, Tavalin SJ, Higley MJ. Input-Specific NMDAR-Dependent Potentiation of Dendritic GABAergic Inhibition. Neuron 2018, 97: 368-377.e3. PMID: 29346754, PMCID: PMC5777295, DOI: 10.1016/j.neuron.2017.12.032.Peer-Reviewed Original ResearchConceptsDendritic inhibitionInput-specific long-term potentiationNMDA-type glutamate receptorsGABAergic inhibitory synapsesSomatostatin-expressing interneuronsGABA-A receptorsNormal brain functionLong-term potentiationForms of plasticityHomeostatic cellular mechanismsGABAergic inhibitionSynaptic excitationPerisomatic inhibitionPostsynaptic spikingInhibitory synapsesLong-term plasticityGlutamate receptorsInhibitory inputsSynaptic transmissionDependent potentiationCortical circuitsGenetic deletionBrain functionNeuronal dendritesCellular mechanisms
2017
GARLH Family Proteins Stabilize GABAA Receptors at Synapses
Yamasaki T, Hoyos-Ramirez E, Martenson JS, Morimoto-Tomita M, Tomita S. GARLH Family Proteins Stabilize GABAA Receptors at Synapses. Neuron 2017, 93: 1138-1152.e6. PMID: 28279354, PMCID: PMC5347473, DOI: 10.1016/j.neuron.2017.02.023.Peer-Reviewed Original ResearchConceptsInhibitory transmissionSynaptic transmissionSynaptic localizationInhibitory synaptic transmissionFast inhibitory transmissionFast synaptic transmissionIonotropic neurotransmitter receptorsLigand-gated ion channelsAuxiliary subunitsGABAA receptorsIonotropic GABANeurotransmitter receptorsNeuroligin-2GABAReceptorsAnion channelIon channelsBrainHippocampusFindingsSynapses
2016
Glutamatergic Pathways and Receptors
Tomita S. Glutamatergic Pathways and Receptors. 2016, 231-236. DOI: 10.1007/978-3-319-24551-5_29.Peer-Reviewed Original ResearchGlutamate receptorsSynaptic transmissionSynaptic plasticityReceptor activityGlutamate receptor activityGlutamate-gated cation channelsMajor excitatory neurotransmitterGi/oG protein-coupled receptorsProtein-coupled receptorsGlutamate releaseExcitatory neurotransmitterNMDA receptorsGlutamatergic pathwaysKainate receptorsAMPA receptorsTherapeutic strategiesDistinct synapsesPostsynaptic signalingNeurological disordersSynaptic strengthGq signalingNeurodegenerative diseasesReceptorsCation channelsCaMKII Phosphorylation of TARPγ-8 Is a Mediator of LTP and Learning and Memory
Park J, Chávez AE, Mineur YS, Morimoto-Tomita M, Lutzu S, Kim KS, Picciotto MR, Castillo PE, Tomita S. CaMKII Phosphorylation of TARPγ-8 Is a Mediator of LTP and Learning and Memory. Neuron 2016, 92: 75-83. PMID: 27667007, PMCID: PMC5059846, DOI: 10.1016/j.neuron.2016.09.002.Peer-Reviewed Original ResearchConceptsCaMKII phosphorylation siteCaMKII substratePhosphorylation sitesDependent protein kinase IIProtein kinase IIReceptor-dependent activationNMDA receptor-dependent activationProtein phosphorylationAMPAR-mediated transmissionKinase IICaMKII-dependent enhancementLong-term potentiationCaMKII phosphorylationCellular mechanismsPhosphorylationMolecular targetsAMPA receptorsCrucial mediatorSynaptic plasticityMemory formationSynaptic insertionEssential stepSynaptic transmissionActivity-dependent strengtheningBasal transmission
2014
Synaptic localization of neurotransmitter receptors: comparing mechanisms for AMPA and GABAA receptors
Martenson JS, Tomita S. Synaptic localization of neurotransmitter receptors: comparing mechanisms for AMPA and GABAA receptors. Current Opinion In Pharmacology 2014, 20: 102-108. PMID: 25529200, PMCID: PMC4318715, DOI: 10.1016/j.coph.2014.11.011.Peer-Reviewed Original ResearchConceptsSynaptic localizationBasal transmissionGABAA receptorsSynaptic transmissionAMPA receptorsNeurotransmitter receptorsSynaptic plasticityFast synaptic transmissionMultiple receptor subunitsIonotropic neurotransmitter receptorsSynaptic insertionReceptor numberReceptor subunitsReceptorsPrecise mechanismReceptor propertiesAuxiliary subunitsTARP auxiliary subunitsRecent findingsDistinct mechanismsAMPAPostsynapsesPlasticitySynapsesPharmacology
2013
Cornichons Control ER Export of AMPA Receptors to Regulate Synaptic Excitability
Brockie PJ, Jensen M, Mellem JE, Jensen E, Yamasaki T, Wang R, Maxfield D, Thacker C, Hoerndli F, Dunn PJ, Tomita S, Madsen DM, Maricq AV. Cornichons Control ER Export of AMPA Receptors to Regulate Synaptic Excitability. Neuron 2013, 80: 129-142. PMID: 24094107, PMCID: PMC3795439, DOI: 10.1016/j.neuron.2013.07.028.Peer-Reviewed Original ResearchConceptsGlutamatergic synaptic transmissionGlutamate-gated currentsNervous system functionIonotropic glutamate receptorsC. elegansER exportSynaptic excitabilityCargo adaptorsTransgenic wormsGenetic approachesOpposite phenotypeCornichon ProteinsGlutamate receptorsSynaptic transmissionAgonist AMPAHeterologous cellsAMPA receptorsCentral synapsesAMPAR numberSynaptic communicationReconstitution studiesHomeostatic Control of Synaptic Transmission by Distinct Glutamate Receptors
Yan D, Yamasaki M, Straub C, Watanabe M, Tomita S. Homeostatic Control of Synaptic Transmission by Distinct Glutamate Receptors. Neuron 2013, 78: 687-699. PMID: 23719165, PMCID: PMC3668311, DOI: 10.1016/j.neuron.2013.02.031.Peer-Reviewed Original ResearchConceptsKainate receptor activityGlutamate receptorsReceptor activitySynaptic transmissionNeuronal activityHigh-affinity kainate receptor subunitKainate receptor-mediated currentsDistinct glutamate receptorsReceptor-mediated currentsAMPA receptor activitySynaptic AMPA receptorsPostsynaptic glutamate receptorsKainate receptor subunitsAbundant excitatory neurotransmitterCerebellar granule cellsReceptor channel propertiesExcitatory neurotransmitterNMDA receptorsAMPA receptorsGranule cellsReceptor subunitsReceptorsSpike generationHomeostatic controlGluK5 subunits
2011
PDZ binding of TARPγ-8 controls synaptic transmission but not synaptic plasticity
Sumioka A, Brown TE, Kato AS, Bredt DS, Kauer JA, Tomita S. PDZ binding of TARPγ-8 controls synaptic transmission but not synaptic plasticity. Nature Neuroscience 2011, 14: 1410-1412. PMID: 22002768, PMCID: PMC3206644, DOI: 10.1038/nn.2952.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnimalsAnimals, NewbornBiophysicsCalcium ChannelsDisks Large Homolog 4 ProteinElectric StimulationGene Expression Regulation, DevelopmentalGuanylate KinasesHippocampusIn Vitro TechniquesLong-Term PotentiationMembrane ProteinsMiceMice, TransgenicModels, BiologicalMutationNeuronal PlasticityPatch-Clamp TechniquesPDZ DomainsSynaptic TransmissionSynaptophysinSynaptosomes
2010
TARP Phosphorylation Regulates Synaptic AMPA Receptors through Lipid Bilayers
Sumioka A, Yan D, Tomita S. TARP Phosphorylation Regulates Synaptic AMPA Receptors through Lipid Bilayers. Neuron 2010, 66: 755-767. PMID: 20547132, PMCID: PMC2887694, DOI: 10.1016/j.neuron.2010.04.035.Peer-Reviewed Original ResearchConceptsAMPA receptor activityTransmembrane AMPA receptor regulatory proteinsReceptor activityGlutamate receptorsSynaptic transmissionAMPA receptorsAMPA receptor-mediated synaptic transmissionPredominant excitatory neurotransmitter receptorsReceptor-mediated synaptic transmissionAMPA-type glutamate receptorsSynaptic AMPA receptorsFast synaptic transmissionIonotropic glutamate receptorsExcitatory neurotransmitter receptorsReceptor regulatory proteinsNeuronal activityNeurotransmitter receptorsPSD-95Synaptic strengthNeural circuitsReceptorsPhosphorylation-dependent mannerStargazinSynapsesTarp phosphorylation
2009
A Transmembrane Accessory Subunit that Modulates Kainate-Type Glutamate Receptors
Zhang W, St-Gelais F, Grabner CP, Trinidad JC, Sumioka A, Morimoto-Tomita M, Kim KS, Straub C, Burlingame AL, Howe JR, Tomita S. A Transmembrane Accessory Subunit that Modulates Kainate-Type Glutamate Receptors. Neuron 2009, 61: 385-396. PMID: 19217376, PMCID: PMC2803770, DOI: 10.1016/j.neuron.2008.12.014.Peer-Reviewed Original ResearchConceptsKainate-type glutamate receptorsGlutamate receptorsIonotropic glutamate receptorsKainate receptorsSynaptic transmissionSurface expressionNative kainate receptorsFast synaptic transmissionKainate receptor subunitsBrain-specific proteinsExcitatory transmissionNMDA receptorsAMPA receptorsReceptor subunitsReceptorsProtein levelsNETO2Auxiliary subunitsTARP auxiliary subunitsBrainVertebrate brainKainate receptor GluR6Proteomic screenMajor roleMEPSCs