2017
Corticosteroid-induced dendrite loss and behavioral deficiencies can be blocked by activation of Abl2/Arg kinase
Shapiro LP, Omar MH, Koleske AJ, Gourley SL. Corticosteroid-induced dendrite loss and behavioral deficiencies can be blocked by activation of Abl2/Arg kinase. Molecular And Cellular Neuroscience 2017, 85: 226-234. PMID: 29107098, PMCID: PMC5767942, DOI: 10.1016/j.mcn.2017.10.007.Peer-Reviewed Original ResearchConceptsCorticosterone exposureHippocampal CA1 pyramidal neuronsStressor exposureArbor structureCA1 pyramidal neuronsAnhedonic-like behaviorClassical neurotransmitter systemsSpecific brain regionsMental health concernsDendrite lossPyramidal neuronsStress-related illnessesArg nonreceptor tyrosine kinaseNeuronal remodelingNeurotransmitter systemsNeural degenerationBehavioral abnormalitiesTrigger pointsCognitive declineBrain regionsKey next stepHealth concernKey mediatorMental healthPharmacological compounds
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
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 deficits