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 regionsPavlovian-to-instrumental transfer and outcome-devaluation effects in individuals with gaming experience
Xu L, Zhang J, Geng X, Song K, Zeng P, Potenza M, Schad D, Zhang J. Pavlovian-to-instrumental transfer and outcome-devaluation effects in individuals with gaming experience. Computers In Human Behavior 2024, 155: 108188. DOI: 10.1016/j.chb.2024.108188.Peer-Reviewed Original ResearchRecreational game useInternet gaming disorderInternet gaming disorder groupHabitual controlInstrumental behaviorPavlovian-to-instrumental transferDevelopment of internet gaming disorderGaming-related cuesSubstance use disordersForty-five adultsTransfer effectsGaming behaviorDevaluation sensitivityPavlovian cuesDevaluation procedureMonetary cuesPIT taskAddiction severityAddiction developmentAddictive behaviorsLearned associationsGaming disorderNo-goOutcome valuesPIT effectWanting-liking dissociation and altered dopaminergic functioning: Similarities between internet gaming disorder and tobacco use disorder
Ma X, Wang M, Zhou W, Zhang Z, Ni H, Jiang A, Zheng Y, Du X, Potenza M, Dong G. Wanting-liking dissociation and altered dopaminergic functioning: Similarities between internet gaming disorder and tobacco use disorder. Journal Of Behavioral Addictions 2024, 13: 596-609. PMID: 38635338, PMCID: PMC11220823, DOI: 10.1556/2006.2024.00011.Peer-Reviewed Original ResearchInternet gaming disorderTobacco use disorderIGD participantsGaming disorderCue-craving taskImplicit Association TestBrain-behavior mechanismsHealthy control participantsImplicit association test resultsFunctional MRI dataNeuromelanin-sensitive MRIIncentive sensitizationAddiction severityDopaminergic involvementDSM-5Dopaminergic functionDopaminergic systemPotential dissociationUse disorderControl participantsBrain featuresHedonic responsesAssociation TestGaming motivesNeural features
2022
Neuromodulation treatments of problematic use of the Internet
Xu L, Geng X, Zhang J, Guo X, Potenza M, Zhang J. Neuromodulation treatments of problematic use of the Internet. Current Opinion In Behavioral Sciences 2022, 48: 101215. DOI: 10.1016/j.cobeha.2022.101215.Peer-Reviewed Original ResearchProblematic useBrain circuitsTranscranial direct current stimulationDorsolateral prefrontal cortexDirect current stimulationRepetitive transcranial magnetic stimulationExecutive controlNegative emotionsStimulus contextTranscranial magnetic stimulationAddictive behaviorsPrefrontal cortexCurrent stimulationAddiction severityBrain regionsMagnetic stimulationNeuromodulation treatmentsInvasive stimulationEmotionsCausal relationshipCravingFunctioningRigorous experimentsAddictionCortex