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
2019
Trio Haploinsufficiency Causes Neurodevelopmental Disease-Associated Deficits
Katrancha SM, Shaw JE, Zhao AY, Myers SA, Cocco AR, Jeng AT, Zhu M, Pittenger C, Greer CA, Carr SA, Xiao X, Koleske AJ. Trio Haploinsufficiency Causes Neurodevelopmental Disease-Associated Deficits. Cell Reports 2019, 26: 2805-2817.e9. PMID: 30840899, PMCID: PMC6436967, DOI: 10.1016/j.celrep.2019.02.022.Peer-Reviewed Original ResearchConceptsHeterozygous coding mutationsDendritic spine densityHippocampus of miceNeurodevelopmental disordersLong-term potentiationDendritic spine defectsPostsynaptic deficitsSpine densityCortical synapsesDendritic arborizationExcitatory neuronsMotor coordinationHaploinsufficient miceKnockout miceTherapeutic interventionsBipolar disorderProtein kinase A (PKA) signalingNeuronal structuresSpine defectsIncreases anxietyMiceDisordersDeficitsCoding mutationsA Signaling
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
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
Corticosteroid-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 circuits
2012
Arg 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