2024
Efficacy and Neural Mechanisms of Mindfulness Meditation Among Adults With Internet Gaming Disorder
Ni H, Wang H, Ma X, Li S, Liu C, Song X, Potenza M, Dong G. Efficacy and Neural Mechanisms of Mindfulness Meditation Among Adults With Internet Gaming Disorder. JAMA Network Open 2024, 7: e2416684. PMID: 38888924, PMCID: PMC11185988, DOI: 10.1001/jamanetworkopen.2024.16684.Peer-Reviewed Original ResearchConceptsInternet gaming disorderDSM-5-TRProgressive muscle relaxationMindfulness meditationProgressive muscle relaxation groupNeural mechanismsGaming cravingsAddiction severityDecreased cravingFunctional connectivityAssociated with decreased brain activitySeverity of internet gaming disorderInternet gaming disorder severityTreating Internet Gaming DisorderBlood oxygen level-dependent signalCue-craving taskMedial frontal gyrusPotential neural mechanismsProgressive muscle relaxation trainingBilateral lentiform nucleusFrontal gyrusIncreased mindfulnessBrain measuresGaming disorderBrain regionsrTMS effects on urges and severity of tobacco use disorder operate independently of a retrieval-extinction component and involve frontal-striatal pathways
Li S, Ma X, Chen H, Wang M, Zheng Y, Yang B, Ni H, Potenza M, Dong G. rTMS effects on urges and severity of tobacco use disorder operate independently of a retrieval-extinction component and involve frontal-striatal pathways. Journal Of Affective Disorders 2024, 349: 21-31. PMID: 38190858, DOI: 10.1016/j.jad.2024.01.048.Peer-Reviewed Original ResearchDorsolateral prefrontal cortexRepetitive transcranial magnetic stimulationSmoking cravingFunctional connectivityTobacco use disorderBrain regionsRetrieval-extinction procedureLeft dorsolateral prefrontal cortexSimilar neural correlatesFrontal-striatal pathwaysStandard repetitive transcranial magnetic stimulationUse disordersMedial frontal gyrusIncreased functional connectivitySham repetitive transcranial magnetic stimulationExecutive controlSmoking cuesNeural correlatesTranscranial magnetic stimulationBrain responsesFrontal gyrusGreater activationLess activationSmoking urgesBilateral insula
2023
Diagnostic group differences and exploratory sex differences in intrinsic connectivity during fMRI Stroop in individuals with and without cocaine use disorder
Zakiniaeiz Y, Lacadie C, Macdonald-Gagnon G, DeVito E, Potenza M. Diagnostic group differences and exploratory sex differences in intrinsic connectivity during fMRI Stroop in individuals with and without cocaine use disorder. Drug And Alcohol Dependence 2023, 251: 110962. PMID: 37716288, PMCID: PMC10557108, DOI: 10.1016/j.drugalcdep.2023.110962.Peer-Reviewed Original ResearchConceptsCocaine use disorderCognitive controlStroop performanceIntrinsic connectivityStroop task performanceFMRI Stroop taskDiagnostic groupsUse disordersDiagnostic group differencesMain effectHealthy comparison subjectsStroop effectStroop taskBehavioral resultsTask performanceFrontal gyrusIntrinsic connectivity distributionPrefrontal cortexAuditory areasGroup differencesBrain connectivityCingulate gyrusStroopBehavioral differencesHC group