2015
Dopamine-dependent corticostriatal synaptic filtering regulates sensorimotor behavior
Wong MY, Borgkvist A, Choi SJ, Mosharov EV, Bamford NS, Sulzer D. Dopamine-dependent corticostriatal synaptic filtering regulates sensorimotor behavior. Neuroscience 2015, 290: 594-607. PMID: 25637802, PMCID: PMC4494866, DOI: 10.1016/j.neuroscience.2015.01.022.Peer-Reviewed Original ResearchConceptsReceptor agonistD2-like receptor agonistDopamine D2-like receptor agonistsSensorimotor responsesNigrostriatal dopamine axonsD2 receptor activationD2 receptor agonistCB1 receptor antagonistLeft dorsal striatumSensorimotor behaviorSynaptic filteringCB1 endocannabinoid receptorLesioned miceCorticostriatal terminalsCorticostriatal synapsesSensorimotor deficitsReplacement therapyD2 agonistMetabotropic glutamateReceptor antagonistCB1 receptorsEndocannabinoid receptorsSynaptic activityControl disordersCorticostriatal activity
2013
Acetylcholine Encodes Long-Lasting Presynaptic Plasticity at Glutamatergic Synapses in the Dorsal Striatum after Repeated Amphetamine Exposure
Wang W, Darvas M, Storey GP, Bamford IJ, Gibbs JT, Palmiter RD, Bamford NS. Acetylcholine Encodes Long-Lasting Presynaptic Plasticity at Glutamatergic Synapses in the Dorsal Striatum after Repeated Amphetamine Exposure. Journal Of Neuroscience 2013, 33: 10405-10426. PMID: 23785153, PMCID: PMC3685836, DOI: 10.1523/jneurosci.0014-13.2013.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAdrenergic Uptake InhibitorsAmphetamineAnimalsCholine O-AcetyltransferaseDependovirusElectrophysiological PhenomenaExcitatory Postsynaptic PotentialsGenetic VectorsGlutamic AcidInterneuronsLocomotionMaleMaze LearningMiceMice, Inbred C57BLMice, KnockoutMotor ActivityNeostriatumNeuronal PlasticityPostural BalanceReceptors, Dopamine D1Receptors, Dopamine D2Receptors, PresynapticSynapsesConceptsGlutamate releaseCorticostriatal activityDirect pathway medium spiny neuronsMedium spiny neuronsCorticostriatal terminalsAcetylcholine releaseAmphetamine treatmentAmphetamine challengePresynaptic depressionAmphetamine exposurePresynaptic potentiationChronic decreaseSpiny neuronsDrug challengeLocomotor sensitizationGlutamatergic synapsesBrain slicesCorticostriatal signalingParkinson's diseaseDorsal striatumLocomotor responseDopamine regulationDrug dependenceStriatal activityActive interneurons
2012
Overinhibition of corticostriatal activity following prenatal cocaine exposure
Wang W, Nitulescu I, Lewis JS, Lemos JC, Bamford IJ, Posielski NM, Storey GP, Phillips PE, Bamford NS. Overinhibition of corticostriatal activity following prenatal cocaine exposure. Annals Of Neurology 2012, 73: 355-369. PMID: 23225132, PMCID: PMC3766752, DOI: 10.1002/ana.23805.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnalysis of VarianceAnesthetics, LocalAnimalsBiophysicsCerebral CortexCocaineCorpus StriatumDopamineDopamine AgentsDopamine Uptake InhibitorsDrug InteractionsElectric StimulationEmbryo, MammalianExcitatory Amino Acid AntagonistsExcitatory Postsynaptic PotentialsExploratory BehaviorFemaleGABA AgentsGreen Fluorescent ProteinsHindlimb SuspensionIn Vitro TechniquesInterneuronsLidocaineMaleMiceMice, Inbred C57BLMice, TransgenicNerve Tissue ProteinsNeural InhibitionNeuronal PlasticityPatch-Clamp TechniquesPregnancyPrenatal Exposure Delayed EffectsQuinoxalinesQuinpiroleReceptors, GABA-ARotarod Performance TestSodium Channel BlockersStatistics, NonparametricTetrodotoxinConceptsPrenatal cocaine exposureCocaine exposureCorticostriatal activityTonic GABA currentsGABAA receptor antagonistBasal ganglia functionDopamine-dependent behaviorsCorticostriatal terminalsGABA interneuronsCorticostriatal synapsesDopamine-dependent plasticityGABAergic mechanismsGlutamate releaseGABAB receptorsMotor abnormalitiesGanglia functionTonic inhibitionReceptor antagonistStriatal synapsesAdolescent miceGABAergic signalingGABA currentsClinical studiesD2 receptorsPolysubstance abuse
2011
Imaging Presynaptic Exocytosis in Corticostriatal Slices
Wong MY, Sulzer D, Bamford NS. Imaging Presynaptic Exocytosis in Corticostriatal Slices. Methods In Molecular Biology 2011, 793: 363-376. PMID: 21913113, PMCID: PMC6486818, DOI: 10.1007/978-1-61779-328-8_24.Peer-Reviewed Original ResearchConceptsGlutamatergic corticostriatal terminalsCorticostriatal terminalsCorticostriatal slicesSynaptic dysfunctionBrain slicesSynaptic functionNeuropsychiatric disordersNeurodegenerative diseasesChromaffin cellsHuntington's diseaseDiseaseDrug addictionPresynaptic exocytosisFM1-43Synaptic vesicle fusionCell culturesFluorescent endocytic tracersParkinsonismDysfunctionSlices
2008
Repeated Exposure to Methamphetamine Causes Long-Lasting Presynaptic Corticostriatal Depression that Is Renormalized with Drug Readministration
Bamford NS, Zhang H, Joyce JA, Scarlis CA, Hanan W, Wu NP, André VM, Cohen R, Cepeda C, Levine MS, Harleton E, Sulzer D. Repeated Exposure to Methamphetamine Causes Long-Lasting Presynaptic Corticostriatal Depression that Is Renormalized with Drug Readministration. Neuron 2008, 58: 89-103. PMID: 18400166, PMCID: PMC2394729, DOI: 10.1016/j.neuron.2008.01.033.Peer-Reviewed Original ResearchConceptsAddiction-associated behaviorsDrug-experienced animalsSynaptic dopamine releaseCholinergic receptor systemsDrug readministrationLasting depressionCorticostriatal terminalsPresynaptic depressionSynaptic basisSynaptic effectsDopamine releaseD1 dopamineDrug reinstatementSynaptic changesDrug cravingReceptor systemLong-term maintenanceDepressionHabit learningReadministrationMethamphetamineExposureRelapseLong-term changes
2004
Dopamine Modulates Release from Corticostriatal Terminals
Bamford NS, Robinson S, Palmiter RD, Joyce JA, Moore C, Meshul CK. Dopamine Modulates Release from Corticostriatal Terminals. Journal Of Neuroscience 2004, 24: 9541-9552. PMID: 15509741, PMCID: PMC6730145, DOI: 10.1523/jneurosci.2891-04.2004.Peer-Reviewed Original ResearchConceptsCorticostriatal terminalsMedium spiny neuronsD2 receptorsDD miceSpiny neuronsD2-like receptor agonist quinpiroleExtracellular striatal glutamateFM1-43 destainingNormal striatal functionReserpine-treated miceCortical glutamatergic neuronsReceptor agonist quinpiroleActivity-dependent releaseMidbrain dopamine neuronsFM1-43Styryl dye FM1-43Aberrant cytoarchitectureGlutamate densityStriatal stimulationStriatal glutamateDopamine depletionAgonist quinpiroleControl miceDopamine deficiencyGlutamatergic neuronsHeterosynaptic Dopamine Neurotransmission Selects Sets of Corticostriatal Terminals
Bamford NS, Zhang H, Schmitz Y, Wu NP, Cepeda C, Levine MS, Schmauss C, Zakharenko SS, Zablow L, Sulzer D. Heterosynaptic Dopamine Neurotransmission Selects Sets of Corticostriatal Terminals. Neuron 2004, 42: 653-663. PMID: 15157425, DOI: 10.1016/s0896-6273(04)00265-x.Peer-Reviewed Original ResearchMeSH KeywordsAfferent PathwaysAmphetamineAnimalsCalcium SignalingCerebral CortexDopamineElectric StimulationExcitatory Postsynaptic PotentialsExocytosisFeedbackGlutamic AcidMiceMice, Inbred C57BLMice, KnockoutNeostriatumNeural InhibitionPresynaptic TerminalsPyridinium CompoundsQuaternary Ammonium CompoundsReceptors, Dopamine D2Substantia NigraSynaptic TransmissionSynaptic VesiclesConceptsMedium spiny neuronsCorticostriatal terminalsDirect presynaptic effectIndividual presynaptic terminalsStriatal dopamine releaseEffects of dopamineHigh-frequency stimulationVoluntary motor movementDrugs of abuseCorticostriatal afferentsMSN excitabilityPresynaptic effectsCorticostriatal inputsCorticostriatal synapsesActivity of subsetsInhibitory modulationSpiny neuronsD2 receptorsDopamine releaseFrequency stimulationDopamine inputPresynaptic terminalsElectrical stimulationHeterosynaptic inhibitionSynaptic connections