2021
Abl2:Cortactin Interactions Regulate Dendritic Spine Stability via Control of a Stable Filamentous Actin Pool
Shaw JE, Kilander MBC, Lin YC, Koleske AJ. Abl2:Cortactin Interactions Regulate Dendritic Spine Stability via Control of a Stable Filamentous Actin Pool. Journal Of Neuroscience 2021, 41: 3068-3081. PMID: 33622779, PMCID: PMC8026353, DOI: 10.1523/jneurosci.2472-20.2021.Peer-Reviewed Original ResearchConceptsDendritic spine stabilityDendritic spinesSpine stabilityTonic increaseSubset of spinesSexes of miceMost excitatory synapsesCortactin interactionsGluN2B levelsSpine densitySpine lossArg nonreceptor tyrosine kinaseKinetically distinct poolsExcitatory synapsesHippocampal neuronsSynaptic activitySpine enlargementSpineSpine sizeSpine actinActivity-dependent spine enlargementSpine shapeStructural plasticityDistinct poolsTyrosine kinase
2020
Neural Stem Cells Direct Axon Guidance via Their Radial Fiber Scaffold
Kaur N, Han W, Li Z, Madrigal MP, Shim S, Pochareddy S, Gulden FO, Li M, Xu X, Xing X, Takeo Y, Li Z, Lu K, Imamura Kawasawa Y, Ballester-Lurbe B, Moreno-Bravo JA, Chédotal A, Terrado J, Pérez-Roger I, Koleske AJ, Sestan N. Neural Stem Cells Direct Axon Guidance via Their Radial Fiber Scaffold. Neuron 2020, 107: 1197-1211.e9. PMID: 32707082, PMCID: PMC7529949, DOI: 10.1016/j.neuron.2020.06.035.Peer-Reviewed Original ResearchConceptsNeural stem cellsDendritic spine formationNeural circuit formationRadial glia-like neural stem cellsMedial ganglionic eminenceRadial fibersAxon guidanceStem cellsCorticospinal neuronsGlobus pallidusMacroglial cellsGanglionic eminenceCircuit formationVentricular zoneSpine formationRnd3/RhoENeuronsMidline crossingExpression of Rnd3Rho GTPaseCellsExpressionUnexpected roleAtypical Rho GTPaseRnd3
2017
CNS Neurons Deposit Laminin α5 to Stabilize Synapses
Omar MH, Campbell M, Xiao X, Zhong Q, Brunken WJ, Miner JH, Greer CA, Koleske AJ. CNS Neurons Deposit Laminin α5 to Stabilize Synapses. Cell Reports 2017, 21: 1281-1292. PMID: 29091766, PMCID: PMC5776391, DOI: 10.1016/j.celrep.2017.10.028.Peer-Reviewed Original ResearchConceptsDendritic spine head sizeLaminin α5Larger postsynaptic densitiesDendritic spine densitySpine head sizeAge-dependent lossDendritic spine sizeEnhanced neurotransmissionSpine densityHippocampal neuronsDendritic spinesConditional deletionLaminin β2Postsynaptic densitySynapsesSpine sizeEarly adulthoodBehavioral defectsNeuronsBrainHead sizeMolecular mechanismsΑ5LamininNeurotransmission
2016
Differential expression of cytoskeletal regulatory factors in the adolescent prefrontal cortex: Implications for cortical development
Shapiro LP, Parsons RG, Koleske AJ, Gourley SL. Differential expression of cytoskeletal regulatory factors in the adolescent prefrontal cortex: Implications for cortical development. Journal Of Neuroscience Research 2016, 95: 1123-1143. PMID: 27735056, PMCID: PMC5352542, DOI: 10.1002/jnr.23960.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAge FactorsAnalysis of VarianceAnimalsBrain-Derived Neurotrophic FactorCytoskeletonDendritic SpinesFemaleGene Expression Regulation, DevelopmentalHumansIntegrin beta1MaleMembrane GlycoproteinsMiceMice, TransgenicNeural PathwaysNeuronsPrefrontal CortexReceptor, trkBSignal TransductionSynapsesSynaptophysinConceptsPrefrontal cortexDendritic spinesTropomyosin-related kinase receptor BDifferent adolescent agesKinase receptor BPrevalence of depressionMental health disordersDeep-layer excitatory neuronsRho kinase 2TrkB levelsVentral hippocampusOrbital prefrontal cortexAge-related differencesPsychiatric illnessReceptor BExcitatory neuronsPostnatal brainHealth disordersAnatomical connectionsNeuronal structuresWestern blottingAdolescent ageEarly adulthoodDramatic structural reorganizationPFC subregionsDisruption of Coordinated Presynaptic and Postsynaptic Maturation Underlies the Defects in Hippocampal Synapse Stability and Plasticity in Abl2/Arg-Deficient Mice
Xiao X, Levy AD, Rosenberg BJ, Higley MJ, Koleske AJ. Disruption of Coordinated Presynaptic and Postsynaptic Maturation Underlies the Defects in Hippocampal Synapse Stability and Plasticity in Abl2/Arg-Deficient Mice. Journal Of Neuroscience 2016, 36: 6778-6791. PMID: 27335408, PMCID: PMC4916252, DOI: 10.1523/jneurosci.4092-15.2016.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnimalsAnimals, NewbornDendritic SpinesExcitatory Amino Acid AgentsFemaleGene Expression Regulation, DevelopmentalGlutamic AcidHippocampusHSP70 Heat-Shock ProteinsIn Vitro TechniquesMaleMiceMice, Inbred C57BLMice, KnockoutNeuronal PlasticityNeurotransmitter AgentsProtein-Tyrosine KinasesReceptors, GlutamateReceptors, N-Methyl-D-AspartateSubcellular FractionsSynapsesSynaptic PotentialsConceptsNMDA receptorsHippocampal synapsesEarly adulthoodFocal glutamate uncagingImmature glutamatergic synapsesDendritic spine numberNormal synaptic plasticityPostnatal day 21NMDA receptor currentsLate postnatal developmentHigh release probabilityArg kinaseForms of plasticityGlutamate uncagingSynapse lossPresynaptic sitesGlutamatergic synapsesSynapse stabilityPostsynaptic sitesSynaptic stabilityCultured neuronsMice ageReceptor currentsDay 21Synaptic plasticity
2014
Ablation of ErbB4 from excitatory neurons leads to reduced dendritic spine density in mouse prefrontal cortex
Cooper MA, Koleske AJ. Ablation of ErbB4 from excitatory neurons leads to reduced dendritic spine density in mouse prefrontal cortex. The Journal Of Comparative Neurology 2014, 522: 3351-3362. PMID: 24752666, PMCID: PMC4107058, DOI: 10.1002/cne.23615.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAnimalsCalcium-Calmodulin-Dependent Protein Kinase Type 2Cell FractionationCells, CulturedDendritic SpinesDisks Large Homolog 4 ProteinGene Expression RegulationGreen Fluorescent ProteinsGuanylate KinasesMembrane ProteinsMiceMice, TransgenicMitogen-Activated Protein Kinase 3NestinNeuronsPrefrontal CortexReceptor, ErbB-4SynapsesTransfectionConceptsDendritic spine densitySpine densityExcitatory pyramidal cellsExcitatory neuronsPrefrontal cortexPyramidal cellsDendritic spinesErbB4 functionAblation of ErbB4Dendritic spine lossCortical neuronal culturesMouse prefrontal cortexDendritic spine developmentMonths of ageSynaptic plasma membrane preparationsSpine lossWeanling miceDorsomedial prefrontal cortexPsychiatric disordersKnockout miceMature spinesErbB4 signalingSynaptic plasticityNeuronal culturesDisease pathology
2013
Molecular mechanisms of dendrite stability
Koleske AJ. Molecular mechanisms of dendrite stability. Nature Reviews Neuroscience 2013, 14: 536-550. PMID: 23839597, PMCID: PMC3947514, DOI: 10.1038/nrn3486.Peer-Reviewed Original ResearchIntegrin α3 Is Required for Late Postnatal Stability of Dendrite Arbors, Dendritic Spines and Synapses, and Mouse Behavior
Kerrisk ME, Greer CA, Koleske AJ. Integrin α3 Is Required for Late Postnatal Stability of Dendrite Arbors, Dendritic Spines and Synapses, and Mouse Behavior. Journal Of Neuroscience 2013, 33: 6742-6752. PMID: 23595732, PMCID: PMC3711182, DOI: 10.1523/jneurosci.0528-13.2013.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAlpha-FetoproteinsAnalysis of VarianceAnimalsAnimals, NewbornBasic Helix-Loop-Helix Transcription FactorsCell MembraneDendritesDendritic SpinesDisks Large Homolog 4 ProteinFemaleGene Expression Regulation, DevelopmentalGreen Fluorescent ProteinsGuanylate KinasesHippocampusImmunoprecipitationIntegrin alpha3LysineMaleMembrane ProteinsMemory DisordersMiceMice, Inbred C57BLMice, TransgenicModels, BiologicalNerve Tissue ProteinsNeuronsPhosphopyruvate HydrataseRecognition, PsychologyRhoA GTP-Binding ProteinSynapsesConceptsDendritic spinesIntegrin α3Adult rodent forebrainHippocampal-dependent behaviorsPostnatal day 21Excitatory forebrain neuronsMouse behaviorProper hippocampal functionLong-term potentiationArbor stabilityArg nonreceptor tyrosine kinaseRodent forebrainForebrain neuronsSynapse densitySynapse stabilityDendrite arborsDay 21Arbor sizeHippocampal dendritesHippocampal functionMutant miceSynapse maintenanceBrain functionNeurodegenerative diseasesKey mediatorCorticosteroid-Induced Neural Remodeling Predicts Behavioral Vulnerability and Resilience
Gourley SL, Swanson AM, Koleske AJ. Corticosteroid-Induced Neural Remodeling Predicts Behavioral Vulnerability and Resilience. Journal Of Neuroscience 2013, 33: 3107-3112. PMID: 23407965, PMCID: PMC3711631, DOI: 10.1523/jneurosci.2138-12.2013.Peer-Reviewed Original ResearchConceptsStressor exposureDendritic spinesDendritic spine densityRecovery periodCA1 pyramidal neuronsHippocampal CA1 neuronsCertain neuron populationsStress hormone exposureStress-related modificationsDistinct brain regionsBehavioral vulnerabilityDendritic retractionPyramidal neuronsCA1 neuronsNeural remodelingSpine densityStress-related diseasesHippocampal CA1Orbital cortexBasal amygdalaDendritic arborsHormone exposureNeuron populationsBrain regionsBrain circuitsAbl2/Arg Controls Dendritic Spine and Dendrite Arbor Stability via Distinct Cytoskeletal Control Pathways
Lin YC, Yeckel MF, Koleske AJ. Abl2/Arg Controls Dendritic Spine and Dendrite Arbor Stability via Distinct Cytoskeletal Control Pathways. Journal Of Neuroscience 2013, 33: 1846-1857. PMID: 23365224, PMCID: PMC3711664, DOI: 10.1523/jneurosci.4284-12.2013.Peer-Reviewed Original Research
2012
Action control is mediated by prefrontal BDNF and glucocorticoid receptor binding
Gourley SL, Swanson AM, Jacobs AM, Howell JL, Mo M, DiLeone RJ, Koleske AJ, Taylor JR. Action control is mediated by prefrontal BDNF and glucocorticoid receptor binding. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 20714-20719. PMID: 23185000, PMCID: PMC3528547, DOI: 10.1073/pnas.1208342109.Peer-Reviewed Original ResearchMeSH KeywordsAffectAmitriptylineAnimalsAntidepressive Agents, TricyclicBehavior, AnimalBrain-Derived Neurotrophic FactorConditioning, PsychologicalCorticosteroneDendritic SpinesGene Knockdown TechniquesMaleMiceMice, Inbred C57BLMice, TransgenicMifepristoneMotivationPrefrontal CortexRatsRats, Sprague-DawleyReceptors, GlucocorticoidStress, PhysiologicalConceptsGlucocorticoid receptorStress-related mood disordersStressor exposureAdrenal axis feedbackRole of BDNFGlucocorticoid receptor bindingChronic stressor exposureProgressive ratio taskGR blockadeBDNF expressionBDNF knockdownNeurotrophin systemSpine remodelingMood disordersChronic exposureBDNFGR bindingReceptor bindingResponse-outcome learningFood reinforcementAxis feedbackRU38486CorticosteroneStimulus-response associationsMotivational deficitsArg Kinase Regulates Prefrontal Dendritic Spine Refinement and Cocaine-Induced Plasticity
Gourley SL, Olevska A, Warren MS, Taylor JR, Koleske AJ. Arg Kinase Regulates Prefrontal Dendritic Spine Refinement and Cocaine-Induced Plasticity. Journal Of Neuroscience 2012, 32: 2314-2323. PMID: 22396406, PMCID: PMC3386297, DOI: 10.1523/jneurosci.2730-11.2012.Peer-Reviewed Original ResearchConceptsSpine densityAdolescent wild-type mouseHippocampal CA1 pyramidal neuronsDendritic spine densityCA1 pyramidal neuronsPostnatal day 60Wild-type miceDendritic spine developmentCocaine-Induced PlasticityAddictive-like behaviorsPyramidal neuronsCocaine sensitizationDendritic spinesPsychomotor sensitizationProtective consequencesSpine headsNeuropsychiatric disordersOrbitofrontal cortexDay 60Local applicationArg inhibitionPsychomotor sensitivityIntracellular mechanismsPsychostimulant sensitivitySpine development
2007
Inhibition of Rho via Arg and p190RhoGAP in the Postnatal Mouse Hippocampus Regulates Dendritic Spine Maturation, Synapse and Dendrite Stability, and Behavior
Sfakianos MK, Eisman A, Gourley SL, Bradley WD, Scheetz AJ, Settleman J, Taylor JR, Greer CA, Williamson A, Koleske AJ. Inhibition of Rho via Arg and p190RhoGAP in the Postnatal Mouse Hippocampus Regulates Dendritic Spine Maturation, Synapse and Dendrite Stability, and Behavior. Journal Of Neuroscience 2007, 27: 10982-10992. PMID: 17928439, PMCID: PMC6672862, DOI: 10.1523/jneurosci.0793-07.2007.Peer-Reviewed Original ResearchConceptsDendritic spine maturationDendritic regressionSpine maturationDendritic spinesNormal morphological maturationDendritic spine lossPostnatal day 21Late postnatal developmentPostnatal mouse hippocampusDendrite stabilityPyramidal dendritesSpine lossSynaptic refinementProgressive deficitsHippocampal synapsesMature neuronsArbor developmentInhibitory pathwaysMouse hippocampusDendrite arborsDay 21Postnatal developmentMorphological maturationDendritic branchesDendrite morphogenesis