2021
Distance disintegration characterizes node‐level topological dysfunctions in cocaine addiction
Costumero V, Negre P, Bustamante J, Fuentes‐Claramonte P, Adrián‐Ventura J, Palomar‐García M, Miró‐Padilla A, Llopis J, Sepulcre J, Barrós‐Loscertales A. Distance disintegration characterizes node‐level topological dysfunctions in cocaine addiction. Addiction Biology 2021, 26: e13072. PMID: 34137121, DOI: 10.1111/adb.13072.Peer-Reviewed Original ResearchConceptsCocaine use disorderFunctional magnetic resonance imagingLateral orbitofrontal cortexGraph theory measuresOrbitofrontal cortexCocaine use disorder individualsRight lateral orbitofrontal cortexResting state functional magnetic resonance imagingMiddle frontal cortexRight temporal poleLength of abstinenceSeverity of dependenceRight rolandic operculumHealthy controlsYears of educationVentral striatumIntellectual functioningLeft insulaLeft hippocampusFrontal cortexRolandic operculumTemporal poleTemporal cortexUse disorderNodal efficiency
2020
An insula‐driven network computes decision uncertainty and promotes abstinence in chronic cocaine users
Yu J, Fiore V, Briggs R, Braud J, Rubia K, Adinoff B, Gu X. An insula‐driven network computes decision uncertainty and promotes abstinence in chronic cocaine users. European Journal Of Neuroscience 2020, 52: 4923-4936. PMID: 33439518, PMCID: PMC8485760, DOI: 10.1111/ejn.14917.Peer-Reviewed Original ResearchConceptsCocaine use disorderAnterior insular cortexCUD participantsDorsal anterior cingulate cortexVentral striatumCocaine use disorder individualsModel-based fMRIAnterior cingulate cortexChronic cocaine usersResidential treatment programDynamic causal modelingChoice uncertaintyMotor decision taskDecision taskCingulate cortexCocaine usersUse disorderInsular cortexBrain regionsTreatment programsDecision uncertaintyImpact relapseAbstinenceStronger activationCausal model
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