2014
Error-related functional connectivity of the thalamus in cocaine dependence
Zhang S, Hu S, Bednarski SR, Erdman E, Li CS. Error-related functional connectivity of the thalamus in cocaine dependence. NeuroImage Clinical 2014, 4: 585-592. PMID: 24936409, PMCID: PMC4053644, DOI: 10.1016/j.nicl.2014.01.015.Peer-Reviewed Original ResearchConceptsVentral medial prefrontal cortexFunctional connectivityCognitive controlGeneralized psychophysiological interaction analysisTask-related processesPsychophysiological interaction analysisSubgenual anterior cingulate cortexCocaine dependenceMedial prefrontal cortexAnterior cingulate cortexError processingExecutive functionCocaine-dependent patientsPrefrontal cortexCingulate cortexRelated activationSubstance misuseCocaine useDrug useThalamic connectivity
2013
Error processing and gender-shared and -specific neural predictors of relapse in cocaine dependence
Luo X, Zhang S, Hu S, Bednarski SR, Erdman E, Farr OM, Hong KI, Sinha R, Mazure CM, Li CS. Error processing and gender-shared and -specific neural predictors of relapse in cocaine dependence. Brain 2013, 136: 1231-1244. PMID: 23485852, PMCID: PMC3613717, DOI: 10.1093/brain/awt040.Peer-Reviewed Original ResearchConceptsDorsal anterior cingulate cortexFunctional magnetic resonance imagingCognitive controlError-related activationError processingCocaine-dependent individualsAnterior cingulate cortexSignal taskCingulate cortexCocaine dependenceFunctional magnetic resonance imaging (fMRI) dataStop-signal taskTreatment-seeking individualsCross-sectional findingsModerate-sized cohortsBrain activationBehavioral treatmentNeural predictorsDrug useMagnetic resonance imaging dataStatistical Parametric Mapping 8Regional activationPsychosocial factorsSuccess trialsMagnetic resonance imaging
2012
Decreased saliency processing as a neural measure of Barratt impulsivity in healthy adults
Farr OM, Hu S, Zhang S, Li CS. Decreased saliency processing as a neural measure of Barratt impulsivity in healthy adults. NeuroImage 2012, 63: 1070-1077. PMID: 22885245, PMCID: PMC3472158, DOI: 10.1016/j.neuroimage.2012.07.049.Peer-Reviewed Original ResearchConceptsStop-signal reaction timeStop-signal taskMiddle frontal cortexCognitive controlTrait impulsivityResponse inhibitionComponent processesSaliency processingBarratt impulsivityCognitive control functionsLeft dorsolateral prefrontal cortexPost-error slowingRegional brain activationDorsolateral prefrontal cortexSignal reaction timeYoung adult participantsBarratt Impulsivity ScaleNeural measuresError processingSignal taskBrain activationPsychophysiological interactionImpulsivity scoresBIS-11Impulsivity Scale
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
2008
Neural Correlates of Post-error Slowing during a Stop Signal Task: A Functional Magnetic Resonance Imaging Study
Li CS, Huang C, Yan P, Paliwal P, Constable RT, Sinha R. Neural Correlates of Post-error Slowing during a Stop Signal Task: A Functional Magnetic Resonance Imaging Study. Journal Of Cognitive Neuroscience 2008, 20: 1021-1029. PMID: 18211230, PMCID: PMC2597347, DOI: 10.1162/jocn.2008.20071.Peer-Reviewed Original ResearchConceptsStop-signal taskPost-error slowingBehavioral adjustmentNeural correlatesSignal taskFunctional magnetic resonance imaging studyFunctional magnetic resonance imagingVentrolateral prefrontal cortexCortical brain regionsMagnetic resonance imaging studyResonance imaging studyElicit errorsError processingStop trialsPrefrontal cortexNeural circuitryGo signalRegional activationBehavioral outputBrain regionsStop signalReaction timeConflicting responsesTaskImaging studies
2007
Greater activation of the “default” brain regions predicts stop signal errors
Li CS, Yan P, Bergquist KL, Sinha R. Greater activation of the “default” brain regions predicts stop signal errors. NeuroImage 2007, 38: 640-648. PMID: 17884586, PMCID: PMC2097963, DOI: 10.1016/j.neuroimage.2007.07.021.Peer-Reviewed Original ResearchConceptsSignal taskBehavioral adjustmentBrain regionsPost-error behavioral adjustmentCingulate cortexMidline brain regionsStop-signal taskPerigenual anterior cingulate cortexSignal detection theoryPosterior cingulate cortexAnterior cingulate cortexCortical brain regionsCognitive tasksStop successElicit errorsError processingNeural processesStop errorFMRI studyMental effortGreater activationPerformance errorsDetection theoryBilateral precuneusTask