2016
Nicotine Modifies Corticostriatal Plasticity and Amphetamine Rewarding Behaviors in Mice1,2,3
Storey GP, Gonzalez-Fernandez G, Bamford IJ, Hur M, McKinley JW, Heimbigner L, Minasyan A, Walwyn WM, Bamford NS. Nicotine Modifies Corticostriatal Plasticity and Amphetamine Rewarding Behaviors in Mice1,2,3. ENeuro 2016, 3: eneuro.0095-15.2015. PMID: 26866057, PMCID: PMC4745180, DOI: 10.1523/eneuro.0095-15.2015.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAlpha7 Nicotinic Acetylcholine ReceptorAmphetamineAnimalsCentral Nervous System StimulantsCholinergic NeuronsConditioning, OperantCorpus StriatumDrug-Seeking BehaviorFemaleMaleMiceMice, Inbred C57BLMotor ActivityMotor CortexNeural PathwaysNeuronal PlasticityNicotineNicotinic AgonistsReceptors, NicotinicRewardSelf AdministrationConceptsCorticostriatal activityAmphetamine challengeGlutamate releaseLocomotor sensitizationDirect pathway medium spiny neuronsAmphetamine-induced locomotor sensitizationActive cholinergic interneuronsAmphetamine-seeking behaviorSubsequent drug challengeMedium spiny neuronsActivity ex vivoNicotinic acetylcholine receptorsDrug-seeking behaviorPeriod of abstinenceSelf-administer amphetamineDrugs of abuseSelf-administering miceDrug-taking behaviorDwelling catheterAmphetamine withdrawalCholinergic interneuronsGlutamatergic activityPresynaptic depressionPotentiating responseSpiny neurons
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
Lack of GPR88 enhances medium spiny neuron activity and alters motor- and cue-dependent behaviors
Quintana A, Sanz E, Wang W, Storey GP, Güler AD, Wanat MJ, Roller BA, La Torre A, Amieux PS, McKnight GS, Bamford NS, Palmiter RD. Lack of GPR88 enhances medium spiny neuron activity and alters motor- and cue-dependent behaviors. Nature Neuroscience 2012, 15: 1547-1555. PMID: 23064379, PMCID: PMC3483418, DOI: 10.1038/nn.3239.Peer-Reviewed Original ResearchMeSH KeywordsAnalysis of VarianceAnimalsAvoidance LearningBenzylaminesBiophysicsCells, CulturedChromonesCorpus StriatumCuesElectric StimulationEmbryo, MammalianExcitatory Amino Acid AntagonistsExcitatory Postsynaptic PotentialsFemaleGABA AntagonistsGamma-Aminobutyric AcidGene Expression ProfilingGreen Fluorescent ProteinsIn Vitro TechniquesMaleMaze LearningMiceMice, Inbred C57BLMice, TransgenicMotor ActivityMutationNeuronsOligonucleotide Array Sequence AnalysisPhosphinic AcidsReceptors, AMPAReceptors, GABA-BReceptors, G-Protein-CoupledRotarod Performance TestConceptsMedium spiny neuronsMedium spiny neuron activityStriatal medium spiny neuronsOrphan G protein-coupled receptorPoor motor coordinationG protein-coupled receptorsProtein-coupled receptorsSpiny neuronsMotor coordinationGPR88Neuron activityFiring rateReduced inhibitionHyperactivityMiceNeuronsReceptors
2011
Attenuating GABAA Receptor Signaling in Dopamine Neurons Selectively Enhances Reward Learning and Alters Risk Preference in Mice
Parker JG, Wanat MJ, Soden ME, Ahmad K, Zweifel LS, Bamford NS, Palmiter RD. Attenuating GABAA Receptor Signaling in Dopamine Neurons Selectively Enhances Reward Learning and Alters Risk Preference in Mice. Journal Of Neuroscience 2011, 31: 17103-17112. PMID: 22114279, PMCID: PMC3235504, DOI: 10.1523/jneurosci.1715-11.2011.Peer-Reviewed Original ResearchConceptsDA neuronsDA neuron activityGABAA Receptor SignalingPhasic dopamine transmissionPhasic DA responsesAversive learningAppetitive learningGABAergic toneExcitatory afferentsMidbrain slicesDA releaseDopamine neuronsExcitatory driveDopamine transmissionNucleus accumbensDA responseElectrical stimulationNeuron activityDA signalingPsychiatric conditionsCompensatory upregulationMiceNeuronsReceptor signalingAppetitive task