2024
Wanting-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
2023
Brain structural co-development is associated with internalizing symptoms two years later in the ABCD cohort
Zhao Y, Paulus M, Potenza M. Brain structural co-development is associated with internalizing symptoms two years later in the ABCD cohort. Journal Of Behavioral Addictions 2023, 12: 80-93. PMID: 36940096, PMCID: PMC10260217, DOI: 10.1556/2006.2023.00006.Peer-Reviewed Original ResearchConceptsScreen media activitiesGray matter volumeInternalizing problemsTwo yearsSymptoms two yearsTwo-year followInferior temporal regionsCortical thickness measuresHours/dayLongitudinal brain imagingInternalizing psychopathologyABCD cohortSmall effect sizesFuture internalizing problemsInternalizing behaviorsExternalizing psychopathologyInferior parietalMediation analysisBrain patternsBrain featuresGreater riskLinear mixed-effects modelsTemporal regionsAge 9Thickness measures