2020
Neural Responses to Reward in a Gambling Task: Sex Differences and Individual Variation in Reward-Driven Impulsivity
Li G, Zhang S, Le TM, Tang X, Li CR. Neural Responses to Reward in a Gambling Task: Sex Differences and Individual Variation in Reward-Driven Impulsivity. Cerebral Cortex Communications 2020, 1: tgaa025. PMID: 32864617, PMCID: PMC7446303, DOI: 10.1093/texcom/tgaa025.Peer-Reviewed Original ResearchGambling TaskNeural processesImpulse controlRegional activationSex differencesDorsal anterior cingulate cortexPrefrontal cortical activationAnterior cingulate cortexReaction timeHuman Connectome ProjectCautious respondingReward sensitivityIndividual variationNeural responsesBehavioral measuresAngular gyrusLonger reaction timesPrefrontal cortexImpulsivityCingulate cortexCortical activationConnectome ProjectHigher activationTaskReward
2016
The Right Superior Frontal Gyrus and Individual Variation in Proactive Control of Impulsive Response
Hu S, Ide JS, Zhang S, Li CR. The Right Superior Frontal Gyrus and Individual Variation in Proactive Control of Impulsive Response. Journal Of Neuroscience 2016, 36: 12688-12696. PMID: 27974616, PMCID: PMC5157110, DOI: 10.1523/jneurosci.1175-16.2016.Peer-Reviewed Original ResearchConceptsStop-signal reaction timeRight superior frontal gyrusSuperior frontal gyrusConflict anticipationProactive controlFrontal gyrusImpulsive responsesCognitive controlSignal taskInhibitory controlImpulse controlRegional activationEfficient response inhibitionReaction time differencesMotor urgencyVentromedial prefrontal cortexStop-signal taskYoung adultsSignal reaction timePosterior cingulate cortexIndividual variationError RTAction restraintNeural basisResponse inhibition
2009
Altered Impulse Control in Alcohol Dependence: Neural Measures of Stop Signal Performance
Li C, Luo X, Yan P, Bergquist K, Sinha R. Altered Impulse Control in Alcohol Dependence: Neural Measures of Stop Signal Performance. Alcohol Clinical And Experimental Research 2009, 33: 740-750. PMID: 19170662, PMCID: PMC2697053, DOI: 10.1111/j.1530-0277.2008.00891.x.Peer-Reviewed Original ResearchConceptsHealthy control subjectsFunctional magnetic resonance imagingAlcohol dependencePost-error behavioral adjustmentDorsolateral prefrontal cortexAlcohol urgesTrial reaction timePost-error slowingPrefrontal cortexLeft dorsolateral prefrontal cortexRight dorsolateral prefrontal cortexMagnetic resonance imagingImpulse controlStatistical parametric mappingStop errorAbstinent patientsControl subjectsNovel pharmacotherapiesSignal reaction timeTreatment outcomesFrontal cortexHC subjectsResonance imagingBehavioral adjustmentSubcortical structures
2007
Neural Correlates of Impulse Control During Stop Signal Inhibition in Cocaine-Dependent Men
Li CS, Huang C, Yan P, Bhagwagar Z, Milivojevic V, Sinha R. Neural Correlates of Impulse Control During Stop Signal Inhibition in Cocaine-Dependent Men. Neuropsychopharmacology 2007, 33: 1798-1806. PMID: 17895916, PMCID: PMC2731999, DOI: 10.1038/sj.npp.1301568.Peer-Reviewed Original ResearchConceptsRostral anterior cingulate cortexCocaine-dependent menFunctional magnetic resonance imagingCocaine dependenceResponse inhibitionNeural correlatesHealthy control subjectsRisk of relapsePre-supplementary motor areaSubstance use disordersAnterior cingulate cortexImpulse controlSignal inhibitionMagnetic resonance imagingUseful neural markersStop-signal inhibitionRelative hypoactivationMale patientsControl subjectsSignal reaction timeMotor areaYears of educationUse disordersCingulate cortexResonance imaging