2019
Localising movement disorders in childhood
Bamford NS, McVicar K. Localising movement disorders in childhood. The Lancet Child & Adolescent Health 2019, 3: 917-928. PMID: 31653548, PMCID: PMC7102738, DOI: 10.1016/s2352-4642(19)30330-x.Peer-Reviewed Original ResearchConceptsMovement disordersBasal gangliaBasal ganglia functionMajor movement disordersGanglia functionNew pharmacologicalTreatment decisionsClinical definitionSynaptic functionElectrophysiological approachesDisordersMotor learningGangliaChildrenIon channelsThalamusCortexPharmacologicalDiseasePhysiological frameworkDiagnosisNeuronsReceptorsThe Striatum’s Role in Executing Rational and Irrational Economic Behaviors
Bamford IJ, Bamford NS. The Striatum’s Role in Executing Rational and Irrational Economic Behaviors. The Neuroscientist 2019, 25: 475-490. PMID: 30678530, PMCID: PMC6656632, DOI: 10.1177/1073858418824256.Peer-Reviewed Original ResearchConceptsIrrational economic behaviorExecutive functionStriatum's roleMotor learningMotor movementsSensory stimulationExcitatory glutamatergic activityBehavioral economicsHabit formationNovel stimulationNeural pathwaysReflexive actionDecision makingReflexive movementsRational behaviorEconomic behaviorRational responseRewardDopamine releaseBehaviorStriatumGlutamatergic activityLearningCortexThalamus
2018
Dopamine’s Effects on Corticostriatal Synapses during Reward-Based Behaviors
Bamford NS, Wightman RM, Sulzer D. Dopamine’s Effects on Corticostriatal Synapses during Reward-Based Behaviors. Neuron 2018, 97: 494-510. PMID: 29420932, PMCID: PMC5808590, DOI: 10.1016/j.neuron.2018.01.006.Peer-Reviewed Original ResearchConceptsVariety of neurotransmittersPresynaptic filterCorticostriatal synapsesExcitatory inputsDopamine effectsExcitatory synapsesSynaptic pathwaysDopamine neurotransmissionLocal releaseSynapsesOperant responseCoordinated activationActivationResponseStriatumNeurotransmissionNeuron outputNeurotransmitters
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
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
2009
Age-Dependent Alterations of Corticostriatal Activity in the YAC128 Mouse Model of Huntington Disease
Joshi PR, Wu NP, André VM, Cummings DM, Cepeda C, Joyce JA, Carroll JB, Leavitt BR, Hayden MR, Levine MS, Bamford NS. Age-Dependent Alterations of Corticostriatal Activity in the YAC128 Mouse Model of Huntington Disease. Journal Of Neuroscience 2009, 29: 2414-2427. PMID: 19244517, PMCID: PMC2670193, DOI: 10.1523/jneurosci.5687-08.2009.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgingAnalysis of VarianceAnimalsBiophysicsCadmiumCells, CulturedCerebral CortexChromosomes, Artificial, YeastCorpus StriatumDisease Models, AnimalDopamine AgentsDose-Response Relationship, DrugElectric StimulationExcitatory Amino Acid AgentsExcitatory Postsynaptic PotentialsHumansHuntington DiseaseIn Vitro TechniquesMembrane PotentialsMiceNeural PathwaysNeuronsPyridinium CompoundsQuaternary Ammonium CompoundsStatistics, NonparametricTime FactorsTrinucleotide Repeat ExpansionConceptsYAC128 mouse modelGlutamate releaseCorticostriatal pathwayHuntington's diseaseCorticostriatal activityMouse modelSynaptic currentsMedium spiny neuronsAge-dependent alterationsGenetic neurodegenerative disorderAge-dependent changesBehavioral phenotypesSpiny neuronsCortical neuronsDisease progressionReceptor modulationSynaptic dysregulationDegenerative changesBrain slicesCorticostriatal functionPresynaptic terminalsCognitive deficitsNeurodegenerative disordersDiseaseMonths
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
Heterosynaptic 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