2024
Intrinsic connectivity demonstrates a shared role of the posterior cingulate for cue reactivity in both gambling and cocaine use disorders
Vaccaro A, Lacadie C, Potenza M. Intrinsic connectivity demonstrates a shared role of the posterior cingulate for cue reactivity in both gambling and cocaine use disorders. Addictive Behaviors 2024, 155: 108027. PMID: 38581751, PMCID: PMC11273263, DOI: 10.1016/j.addbeh.2024.108027.Peer-Reviewed Original ResearchConceptsCocaine use disorderPosterior cingulate cortexCue reactivityBehavioral addictionsUse disorderGambling disorderPosterior cingulatePosterior cingulate cortex connectivityHealthy comparison subjectsIntrinsic connectivity distributionIntervention developmentCocaine cuesFMRI taskAddictive disordersCingulate cortexComparison subjectsNeurobiological foundationsSad videosDecreased connectivityFunctional connectivityCocainePost hoc analysisAddictionRelevant to maintenanceGambling
2020
Disrupted prefrontal regulation of striatum-related craving in Internet gaming disorder revealed by dynamic causal modeling: results from a cue-reactivity task
Dong GH, Wang M, Zheng H, Wang Z, Du X, Potenza MN. Disrupted prefrontal regulation of striatum-related craving in Internet gaming disorder revealed by dynamic causal modeling: results from a cue-reactivity task. Psychological Medicine 2020, 51: 1549-1561. PMID: 32102722, DOI: 10.1017/s003329172000032x.Peer-Reviewed Original ResearchConceptsInternet gaming disorderPosterior cingulate cortexRecreational game useIGD subjectsRGU subjectsNeurobiological markersGaming disorderCue-craving taskCue-reactivity taskGaming-related cuesCue-related cravingDynamic causal modelingPossible neurobiological mechanismsCognitive controlGaming cuesNeutral cuesUseful neurobiological markerPrefrontal regulationBrain responsesNeurobiological mechanismsLeft hemisphereCausal modelingCingulate cortexDirectional connectivityGame use