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 trialsActivation of the pre-supplementary motor area but not inferior prefrontal cortex in association with short stop signal reaction time – an intra-subject analysis
Chao H, Luo X, Chang J, Li CS. Activation of the pre-supplementary motor area but not inferior prefrontal cortex in association with short stop signal reaction time – an intra-subject analysis. BMC Neuroscience 2009, 10: 75. PMID: 19602259, PMCID: PMC2719646, DOI: 10.1186/1471-2202-10-75.Peer-Reviewed Original ResearchConceptsStop-signal reaction timeRight inferior prefrontal cortexStop-signal taskPre-supplementary motor areaShorter stop-signal reaction timesInferior prefrontal cortexSignal reaction timePrefrontal cortexResponse inhibitionMotor areaMiddle/posterior cingulate cortexMotor response inhibitionInferior frontal cortexRegional brain activationStop-signal inhibitionLonger stop-signal reaction timesInhibitory motor controlPosterior cingulate cortexMedial prefrontal cortexReaction timeGreater activityAttentional monitoringNeural processesSignal taskBrain activation