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
2016
Degree connectivity in body dysmorphic disorder and relationships with obsessive and compulsive symptoms
Beucke J, Sepulcre J, Buhlmann U, Kathmann N, Moody T, Feusner J. Degree connectivity in body dysmorphic disorder and relationships with obsessive and compulsive symptoms. European Neuropsychopharmacology 2016, 26: 1657-1666. PMID: 27514293, PMCID: PMC5316290, DOI: 10.1016/j.euroneuro.2016.04.011.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderBody dysmorphic disorderFunctional magnetic resonance imagingOrbitofrontal cortexDysmorphic disorderSymptom severityFunctional connectivityYale-Brown Obsessive-Compulsive ScaleResting-state functional connectivityDegree connectivityFace processing taskObsessive-Compulsive ScaleBrain-behavior associationsDegree of functional connectivityCompulsive symptomsObsessive-compulsiveAmygdalar connectivityCompulsive behaviorsObsessive thoughtsBrain hyperactivitySymptom provocationDistant connectionsBrain areasDiagnostic groupsBasal ganglia
2013
In vivo characterization of the early states of the amyloid-beta network
Sepulcre J, Sabuncu M, Becker A, Sperling R, Johnson K. In vivo characterization of the early states of the amyloid-beta network. Brain 2013, 136: 2239-2252. PMID: 23801740, PMCID: PMC3692037, DOI: 10.1093/brain/awt146.Peer-Reviewed Original ResearchConceptsAmyloid-bAlzheimer's diseasePittsburgh compound B positron emission tomography imagingPrecuneus/posterior cingulate cortexMedial temporal lobeRegional brain atrophyAlzheimer's disease pathologyAmyloid-betaOrbitofrontal cortexCingulate cortexAmygdala nucleiTemporal lobeCortical regionsAssociated with accumulationHub propertiesEmission tomography imagingNeurodegenerative diseasesBrain atrophyDisease pathologyAlzheimerHippocampusAbnormal accumulationCortexIn vivo characterizationElderly subjectsAbnormally High Degree Connectivity of the Orbitofrontal Cortex in Obsessive-Compulsive Disorder
Beucke J, Sepulcre J, Talukdar T, Linnman C, Zschenderlein K, Endrass T, Kaufmann C, Kathmann N. Abnormally High Degree Connectivity of the Orbitofrontal Cortex in Obsessive-Compulsive Disorder. JAMA Psychiatry 2013, 70: 619-629. PMID: 23740050, DOI: 10.1001/jamapsychiatry.2013.173.Peer-Reviewed Original ResearchConceptsObsessive-compulsive disorderNeurobiological models of obsessive-compulsive disorderModels of obsessive-compulsive disorderOrbitofrontal cortexUnmedicated patientsAntidepressant medicationBasal gangliaSymptom severityObsessive-compulsive disorder symptom severityConsistent with neurobiological modelsTreated with antidepressant medicationResting-state functional magnetic resonance imagingFunctional magnetic resonance imagingOCD symptom severityReduced local connectivityLocal functional connectivityBrain network propertiesDegree connectivityStatistical parametric mappingVentral striatumCase-control cross-sectional studyCorticostriatal circuitryNeurobiological modelsBrain circuitsConnectivity alterations