Evidence for Anomalous Network Connectivity during Working Memory Encoding in Schizophrenia: An ICA Based Analysis
Meda SA, Stevens MC, Folley BS, Calhoun VD, Pearlson GD. Evidence for Anomalous Network Connectivity during Working Memory Encoding in Schizophrenia: An ICA Based Analysis. PLOS ONE 2009, 4: e7911. PMID: 19936244, PMCID: PMC2775682, DOI: 10.1371/journal.pone.0007911.Peer-Reviewed Original ResearchConceptsTask accuracyFunctional connectivityPrefrontal cortexNetwork engagementLeft fronto-parietal networkRight dorsolateral prefrontal cortexMemory fMRI paradigmWorking Memory EncodingFronto-parietal networkVentrolateral prefrontal cortexNumerous neuroimaging studiesDorsolateral prefrontal cortexIndependent component analysisAbnormal regional brain activityDefault mode networkBrain network integrationDysfunctional brain regionsPrevious schizophrenia studiesRegional brain activityHippocampus/parahippocampusMemory encodingFMRI taskMemory cognitionMemory performanceFMRI paradigmAge-related cognitive gains are mediated by the effects of white matter development on brain network integration
Stevens MC, Skudlarski P, Pearlson GD, Calhoun VD. Age-related cognitive gains are mediated by the effects of white matter development on brain network integration. NeuroImage 2009, 48: 738-746. PMID: 19577651, PMCID: PMC2753497, DOI: 10.1016/j.neuroimage.2009.06.065.Peer-Reviewed Original ResearchConceptsCognitive controlBrain activityWhite matter developmentDevelopmental cognitive neuroscienceExecutive cognitive abilityBrain network integrationWhite matter coherenceCognitive neuroscienceCognitive abilitiesResponse inhibitionAdolescent developmentCognitive gainsBehavioral performanceSpecific white matter regionsFunctional integrationAge-related changesFirst multimodalBehavioral controlFunctional connectivityMaturational factorsBrain regionsLocal processingNetwork integrationFunctional circuitsNeuroscience