2011
Rab3B protein is required for long-term depression of hippocampal inhibitory synapses and for normal reversal learning
Tsetsenis T, Younts T, Chiu C, Kaeser P, Castillo P, Südhof T. Rab3B protein is required for long-term depression of hippocampal inhibitory synapses and for normal reversal learning. Proceedings Of The National Academy Of Sciences Of The United States Of America 2011, 108: 14300-14305. PMID: 21844341, PMCID: PMC3161598, DOI: 10.1073/pnas.1112237108.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCA1 Region, HippocampalExcitatory Postsynaptic PotentialsExtinction, PsychologicalFearGene DeletionHippocampusInhibitory Postsynaptic PotentialsLong-Term Synaptic DepressionMiceMice, KnockoutModels, NeurologicalRab3 GTP-Binding ProteinsReversal LearningSynapsesSynaptic TransmissionConceptsLong-term potentiationI-LTDLong-term depressionInhibitory synapsesRab3-interacting moleculeEndocannabinoid-dependent long-term depressionLong-term plasticityRab3 isoformsKO miceMorris water-mazeFear conditioning assaysPresynaptically expressed long-term potentiationNMDA receptor-dependent long-term potentiationInitial phase of learningHippocampal inhibitory synapsesPhases of learningReversal learningWater-mazeGTP-dependent mannerSynaptic vesicle proteinsAcute slicesCA1 regionPresynaptic formShort-term plasticityExcitatory synapses
2010
TRPV1 activation by endogenous anandamide triggers postsynaptic long-term depression in dentate gyrus
Chávez A, Chiu C, Castillo P. TRPV1 activation by endogenous anandamide triggers postsynaptic long-term depression in dentate gyrus. Nature Neuroscience 2010, 13: 1511-1518. PMID: 21076423, PMCID: PMC3058928, DOI: 10.1038/nn.2684.Peer-Reviewed Original ResearchConceptsDentate gyrusLong-term depressionInternalization of AMPA receptorsActivation of TRPV-1Postsynaptic long-term depressionExcitatory synaptic transmissionEndocannabinoid receptorsAMPA receptorsTRPV-1TRPV1 activationGyrusSynaptic transmissionDentateClathrin-dependent internalizationReceptorsEndocannabinoidAnandamideDepressionTRPV1Dopaminergic Modulation of Endocannabinoid-Mediated Plasticity at GABAergic Synapses in the Prefrontal Cortex
Chiu C, Puente N, Grandes P, Castillo P. Dopaminergic Modulation of Endocannabinoid-Mediated Plasticity at GABAergic Synapses in the Prefrontal Cortex. Journal Of Neuroscience 2010, 30: 7236-7248. PMID: 20505090, PMCID: PMC2905527, DOI: 10.1523/jneurosci.0736-10.2010.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornBenzoxazinesCannabinoid Receptor ModulatorsChelating AgentsDopamineDopamine AgentsEgtazic AcidEndocannabinoidsFemaleGamma-Aminobutyric AcidIn Vitro TechniquesInhibitory Postsynaptic PotentialsIsoquinolinesMembrane PotentialsMiceMice, Inbred C57BLMice, KnockoutMicroscopy, Electron, TransmissionMorpholinesNaphthalenesNeuronal PlasticityPatch-Clamp TechniquesPiperidinesPrefrontal CortexProtein Kinase InhibitorsPyrazolesRatsRats, WistarReceptor, Cannabinoid, CB1Receptors, Dopamine D2Silver StainingSulfonamidesSynapsesConceptsPrefrontal cortexI-LTDECB-mediated long-term depressionLong-term depression of inhibitory transmissionPrefrontal cortex of ratsDopamine type 2 receptorPrefrontal cortical functionEndocannabinoid-mediated plasticityEndogenous cannabinoid receptorsGroup I metabotropic glutamate receptorsCannabinoid receptor systemSuppress GABA releaseECB signalingECB-LTDWorking memoryDopaminergic modulationCannabinoid receptorsBrain regionsGABA releaseDopamineEmotional learningCortical functionInhibitory transmissionGABAergic synapsesElectrophysiological evidence
2008
RIM1α and RIM1β Are Synthesized from Distinct Promoters of the RIM1 Gene to Mediate Differential But Overlapping Synaptic Functions
Kaeser P, Kwon H, Chiu C, Deng L, Castillo P, Südhof T. RIM1α and RIM1β Are Synthesized from Distinct Promoters of the RIM1 Gene to Mediate Differential But Overlapping Synaptic Functions. Journal Of Neuroscience 2008, 28: 13435-13447. PMID: 19074017, PMCID: PMC2701653, DOI: 10.1523/jneurosci.3235-08.2008.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsExcitatory Postsynaptic PotentialsGTP-Binding ProteinsHippocampusMiceMice, KnockoutNeuronal PlasticityNeurotransmitter AgentsOrgan Culture TechniquesPatch-Clamp TechniquesPresynaptic TerminalsPromoter Regions, GeneticProtein IsoformsReverse Transcriptase Polymerase Chain ReactionSynapsesSynaptic TransmissionSynaptic VesiclesConceptsRIM1 geneActive zone proteinsKnock-out miceSynaptic vesicle primingPresynaptic long-term plasticitySynaptic vesicle proteinsNeurotransmitter releaseLong-term presynaptic plasticityVesicle primingActive zoneMultidomain proteinsSynaptotagmin-1Vesicle proteinsRIM1alphaN-terminusRIM1Plasma membranePresynaptic plasticityDeletionGenesSynaptic functionPresynaptic terminalsProteinIsoformsShort-term synaptic plasticity
2007
Input-specific plasticity at excitatory synapses mediated by endocannabinoids in the dentate gyrus
Chiu C, Castillo P. Input-specific plasticity at excitatory synapses mediated by endocannabinoids in the dentate gyrus. Neuropharmacology 2007, 54: 68-78. PMID: 17706254, PMCID: PMC2225485, DOI: 10.1016/j.neuropharm.2007.06.026.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, NewbornArachidonic AcidsBenzoxazinesCalciumCalcium Channel BlockersCannabinoid Receptor ModulatorsCholinergic AgentsDentate GyrusElectric StimulationEndocannabinoidsExcitatory Postsynaptic PotentialsGlyceridesIn Vitro TechniquesMiceMice, Inbred C57BLMice, KnockoutMorpholinesNaphthalenesNeural PathwaysNeuronal PlasticityNeuronsPatch-Clamp TechniquesRatsRats, WistarReceptor, Cannabinoid, CB1ConceptsECB signalingDentate gyrusDiacyglycerol lipaseGroup I metabotropic glutamate receptorsDepress excitatory synaptic transmissionSuppression of excitationBreakdown of anandamideExcitatory synapsesMedial perforant pathAbundant eCBECB-LTDECB releaseCannabinoid receptorsExcitatory synaptic transmissionBrain structuresGlutamatergic inputsEntorhinal cortexSynaptic plasticityGlutamate receptorsPerforant pathDentate granule cellsDentateEndocannabinoidGyrusAnandamide