2016
A dual but asymmetric role of the dorsal anterior cingulate cortex in response inhibition and switching from a non-salient to salient action
Manza P, Hu S, Chao HH, Zhang S, Leung HC, Li CS. A dual but asymmetric role of the dorsal anterior cingulate cortex in response inhibition and switching from a non-salient to salient action. NeuroImage 2016, 134: 466-474. PMID: 27126003, PMCID: PMC4912860, DOI: 10.1016/j.neuroimage.2016.04.055.Peer-Reviewed Original ResearchConceptsDorsal anterior cingulate cortexStop-signal reaction timeAnterior cingulate cortexSignal reaction timeCingulate cortexResponse inhibitionMotor inhibitionPre-supplementary motor areaRegional activationPre-SMA functionRegional brain activationMotor response inhibitionMotor areaStop trialsSalience processingBrain activationSalience detectionSuccess trialsSignal taskTrialsInhibitionSuccessful inhibitionInfrequent stimuliCortexActivation
2012
Saliency Processing and Obesity: A Preliminary Imaging Study of the Stop Signal Task
Hendrick OM, Luo X, Zhang S, Li C. Saliency Processing and Obesity: A Preliminary Imaging Study of the Stop Signal Task. Obesity 2012, 20: 1796-1802. PMID: 21720427, PMCID: PMC3653271, DOI: 10.1038/oby.2011.180.Peer-Reviewed Original ResearchConceptsStop-signal taskObese femalesBrain activationCognitive controlAltered cerebral functionSupplementary motor areaSignal taskRegional brain activationInferior parietal cortexSaliency processingCerebral functionLean femalesMotor areaFunctional magnetic resonance imagesParietal cortexSimilar behavioral performanceImaging studiesStop trialsPreliminary imaging studyObesityMagnetic resonance imagesTrialsGreater activationResonance imagesResponse inhibition
2009
Decreased Amygdala Activation during Risk Taking in Non-Dependent Habitual Alcohol Users: A Preliminary fMRI Study of the Stop Signal Task
Yan P, Li CS. Decreased Amygdala Activation during Risk Taking in Non-Dependent Habitual Alcohol Users: A Preliminary fMRI Study of the Stop Signal Task. The American Journal Of Drug And Alcohol Abuse 2009, 35: 284-289. PMID: 19579091, PMCID: PMC4511157, DOI: 10.1080/00952990902968569.Peer-Reviewed Original ResearchConceptsStop-signal taskAlcohol drinkersAmygdala activationAlcohol dependenceNon-dependent social drinkersInhibitory controlAlcohol useHabitual alcohol useHeavy alcohol drinkersSignal taskAlcohol-dependent patientsPreliminary fMRI studyAltered brain activationFunctional magnetic resonance imagingMagnetic resonance imagingDependent patientsNeural processesHabitual drinkingHealthy controlsCurrent preliminary studyAlcohol usersResonance imagingStop trialsLight drinkersKey neural processes
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 studiesSubcortical processes of motor response inhibition during a stop signal task
Li CS, Yan P, Sinha R, Lee TW. Subcortical processes of motor response inhibition during a stop signal task. NeuroImage 2008, 41: 1352-1363. PMID: 18485743, PMCID: PMC2474693, DOI: 10.1016/j.neuroimage.2008.04.023.Peer-Reviewed Original ResearchConceptsMotor response inhibitionSubthalamic nucleusStop-signal reaction timeStop-signal taskResponse inhibitionShorter stop-signal reaction timesSignal inhibitionMagnetic resonance imaging studyGreater activationLonger stop-signal reaction timesSignal taskResonance imaging studyFunctional magnetic resonance imaging studySubcortical processesStop-signal inhibitionGroups of subjectsSubthalamic activityBasal gangliaSignal reaction timeThalamic nucleiCaudate headImaging studiesStop trialsMedial prefrontal activityCortical mechanisms