2012
The effects of age on cerebral activations: internally versus externally driven processes
Hu S, Chao H, Winkler AD, Li CS. The effects of age on cerebral activations: internally versus externally driven processes. Frontiers In Aging Neuroscience 2012, 4: 4. PMID: 22536185, PMCID: PMC3334814, DOI: 10.3389/fnagi.2012.00004.Peer-Reviewed Original ResearchFunctional magnetic resonance imagingCerebral activationRegional brain activationAge-related decreaseCognitive processesPrepotent responsesPsychological constructsCognitive functioningSignal taskBrain activationGo trialsFMRI dataGo signalSE trialsEffect of ageImaging literatureYoung adultsStop signalHealthy adultsInfluence of ageSeeming inconsistencyAdultsMagnetic resonance imagingYears of ageFunctioning
2011
Functional networks for cognitive control in a stop signal task: Independent component analysis
Zhang S, Li C. Functional networks for cognitive control in a stop signal task: Independent component analysis. Human Brain Mapping 2011, 33: 89-104. PMID: 21365716, PMCID: PMC3674850, DOI: 10.1002/hbm.21197.Peer-Reviewed Original ResearchConceptsStop-signal taskCognitive controlFronto-parietal networkStop successError processingSignal taskComponent processesFunctional networksLeft fronto-parietal networkRight fronto-parietal networkSelf-referential processingCritical executive functionCortico-subcortical networksAttentional monitoringExecutive functionResponse inhibitionError trialsNeural processesIndependent component analysisBehavioral engagementMotor preparationMotor cortical networkCortical networksSE trialsLinear modeling