2012
Regulation of prefrontal excitatory neurotransmission by dopamine in the nucleus accumbens core
Wang W, Dever D, Lowe J, Storey GP, Bhansali A, Eck EK, Nitulescu I, Weimer J, Bamford NS. Regulation of prefrontal excitatory neurotransmission by dopamine in the nucleus accumbens core. The Journal Of Physiology 2012, 590: 3743-3769. PMID: 22586226, PMCID: PMC3476631, DOI: 10.1113/jphysiol.2012.235200.Peer-Reviewed Original ResearchMeSH KeywordsAdenosineAmphetamineAnimalsDopamineEndocannabinoidsGreen Fluorescent ProteinsMaleMiceMice, TransgenicNucleus AccumbensOptical ImagingPrefrontal CortexPresynaptic TerminalsPyridinium CompoundsQuaternary Ammonium CompoundsReceptors, AMPAReceptors, Dopamine D1Receptors, GlutamateReceptors, N-Methyl-D-AspartateSynaptic TransmissionConceptsD2 receptor-expressing cellsReceptor-expressing cellsMedium spiny neuronsSpiny neuronsExcitatory inputsD2 receptor-expressing medium spiny neuronsReceptor-expressing medium spiny neuronsGroup 1 metabotropic glutamate receptorsActivation of NMDAReceptor null miceMetabotropic glutamate receptorsBacterial artificial chromosome transgenic miceDopamine D1 receptorsBasal ganglia pathwaysConvergence of excitatoryNucleus accumbens coreCortical terminalsGlutamate releaseGlutamatergic inputsStriatonigral pathwayInhibitory modulationGlutamatergic signalsD1 receptorsSlice preparationGlutamatergic synapses
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
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