2018
Loss of glutamate signaling from the thalamus to dorsal striatum impairs motor function and slows the execution of learned behaviors
Melief EJ, McKinley JW, Lam JY, Whiteley NM, Gibson AW, Neumaier JF, Henschen CW, Palmiter RD, Bamford NS, Darvas M. Loss of glutamate signaling from the thalamus to dorsal striatum impairs motor function and slows the execution of learned behaviors. Npj Parkinson's Disease 2018, 4: 23. PMID: 30083593, PMCID: PMC6072777, DOI: 10.1038/s41531-018-0060-6.Peer-Reviewed Original ResearchParkinson's diseaseCentral lateralDopamine neuronsMotor functionDorsal striatumMajor projection fieldBeam-walking testImpairs motor functionViral vector approachLewy body inclusionsMidbrain dopamine neuronsMotor coordination tasksMorris water mazeSlowness of thoughtLoss of glutamateTwo-way active avoidance taskGlutamatergic neuronsMotor abnormalitiesActive avoidance taskLox miceExcitatory inputsThalamic regionsWater mazeCognitive impairmentCell lossDopamine’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
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