2011
Neural processes of preparatory control for stop signal inhibition
Hu S, Li C. Neural processes of preparatory control for stop signal inhibition. Human Brain Mapping 2011, 33: 2785-2796. PMID: 21976392, PMCID: PMC3293936, DOI: 10.1002/hbm.21399.Peer-Reviewed Original ResearchConceptsStop-signal reaction timeFunctional magnetic resonance imagingMotor inhibitionShorter stop-signal reaction timesPrefrontal cortexRight orbital frontal cortexMotor executionPrimary motor cortexOrbital frontal cortexSignal inhibitionMagnetic resonance imagingPosterior cingulate cortexInferior parietal lobuleRight prefrontal cortexMotor cortexSignal reaction timeBilateral putamenFrontal cortexHealthy adultsVentromedial prefrontal cortexCingulate cortexResonance imagingPreparatory inhibitionParietal lobuleStop-signal trials
2009
Functional Connectivity Delineates Distinct Roles of the Inferior Frontal Cortex and Presupplementary Motor Area in Stop Signal Inhibition
Duann JR, Ide JS, Luo X, Li CS. Functional Connectivity Delineates Distinct Roles of the Inferior Frontal Cortex and Presupplementary Motor Area in Stop Signal Inhibition. Journal Of Neuroscience 2009, 29: 10171-10179. PMID: 19675251, PMCID: PMC2769086, DOI: 10.1523/jneurosci.1300-09.2009.Peer-Reviewed Original ResearchConceptsMotor response inhibitionBasal ganglia circuitryPresupplementary motor areaInferior prefrontal cortexStop-signal inhibitionMotor areaRight inferior prefrontal cortexPrefrontal cortexResponse inhibitionSignal inhibitionRecent imaging literaturePrimary motor cortexMedial prefrontal cortexInferior frontal cortexMotor cortexFrontal cortexCortical areasPrimary siteVentral attention systemPreSMAGreater effective connectivityCortexFunctional interconnectivityPsychophysiological interactionGo trials
2008
Subcortical 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
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