2024
Genes associated with cortical thickness alterations in behavioral addiction
Xie H, Wang Y, Zhu F, Zhang F, Wu B, Zhao Z, Gan R, Gong Q, Jia Z. Genes associated with cortical thickness alterations in behavioral addiction. Cerebral Cortex 2024, 34: bhae298. PMID: 39051658, DOI: 10.1093/cercor/bhae298.Peer-Reviewed Original ResearchConceptsBehavioral addictionsCortical thicknessBehavioral regulationPostcentral gyrusCompulsive reward-seeking behaviorReward-seeking behaviorDorsolateral prefrontal cortexDopamine D2 receptorsAllen Human Brain AtlasOrbital-frontal cortexCortical thickness alterationsHuman Brain AtlasAddiction phenotypesAddiction severityPrefrontal cortexD2 receptorsDopamine metabolismBrain areasNeurogenetic mechanismsAddictionThickness alterationsPrecuneusGyrusDopamineResponse to stimuli
2023
Auditory oddball hypoactivation in schizophrenia
Nakahara S, Male A, Turner J, Calhoun V, Lim K, Mueller B, Bustillo J, O'Leary D, Voyvodic J, Belger A, Preda A, Mathalon D, Ford J, Guffanti G, Macciardi F, Potkin S, Van Erp T. Auditory oddball hypoactivation in schizophrenia. Psychiatry Research Neuroimaging 2023, 335: 111710. PMID: 37690161, DOI: 10.1016/j.pscychresns.2023.111710.Peer-Reviewed Original ResearchConceptsSchizophrenia polygenic risk scoresFunctional magnetic resonance imagingPolygenic risk scoresCognitive performanceOddball targetsAssociated with cognitive performanceRight supramarginal cortexCognitive domain performanceBrain imaging studiesAuditory oddball taskPrecuneus activationSchizophrenia individualsFrontal poleSchizophreniaOddball taskBrain activityRight thalamusHippocampal cortexRegional activityHypoactivationSample 2Sample 1PrecuneusHealthy volunteersCross-sectional data sets
2022
Hypothalamic Functional Connectivity and Apathy in People with Alzheimer’s Disease and Cognitively Normal Healthy Controls
Chaudhary S, Zhornitsky S, Chao H, van Dyck C, Li C. Hypothalamic Functional Connectivity and Apathy in People with Alzheimer’s Disease and Cognitively Normal Healthy Controls. Journal Of Alzheimer’s Disease 2022, 90: 1615-1628. PMID: 36314209, PMCID: PMC10064487, DOI: 10.3233/jad-220708.Peer-Reviewed Original ResearchConceptsMiddle temporal gyrusMild cognitive impairmentMotivation circuitsFunctional connectivityPath analysisWhole-brain regressionPCu/PCCState functional connectivityTotal scoreTemporal gyrusNeural markersCingulate cortexMemory dysfunctionRSFCHealthy controlsCognitive statusCognitive impairmentAlzheimer's diseaseApathyPrecuneusMemoryRsFCsDepressionScale total scoreCognitive subscores
2017
Reduced functional connectivity between bilateral precuneus and contralateral parahippocampus in schizotypal personality disorder
Zhu Y, Tang Y, Zhang T, Li H, Tang Y, Li C, Luo X, He Y, Lu Z, Wang J. Reduced functional connectivity between bilateral precuneus and contralateral parahippocampus in schizotypal personality disorder. BMC Psychiatry 2017, 17: 48. PMID: 28152990, PMCID: PMC5288938, DOI: 10.1186/s12888-016-1146-5.Peer-Reviewed Original ResearchConceptsFunctional connectivityBilateral precuneusSubscale scoresRight precuneusSPD groupSeed-based functional connectivity methodPersonality disorderDecreased functional connectivityAltered functional connectivityRight superior temporal gyrusChinese versionSCL-90 scoresResting-state scanSuperior temporal gyrusSchizophrenia spectrum disordersSchizotypal personality disorderFunctional connectivity methodsHealthy controlsRight parahippocampusParahippocampusSymptom ChecklistBiological markersTemporal gyrusConclusionsOur findingsPrecuneus
2012
External awareness and GABA—A multimodal imaging study combining fMRI and [18F]flumazenil‐PET
Wiebking C, Duncan N, Qin P, Hayes D, Lyttelton O, Gravel P, Verhaeghe J, Kostikov A, Schirrmacher R, Reader A, Bajbouj M, Northoff G. External awareness and GABA—A multimodal imaging study combining fMRI and [18F]flumazenil‐PET. Human Brain Mapping 2012, 35: 173-184. PMID: 22996793, PMCID: PMC6869063, DOI: 10.1002/hbm.22166.Peer-Reviewed Original ResearchConceptsNeuronal activity changesInhibitory neurotransmitter GABANegative BOLD responseFunctional magnetic resonance imaging paradigmCortical midline regionsSame healthy subjectsGABAA receptorsHealthy subjectsNeurotransmitter GABAPsychiatric disordersBiochemical mechanismsPET imagingExtrinsic systemMidline regionBOLD responseExternal awarenessNeuronal networksUnderlying neuronal networksImaging paradigmGABAActivity changesStimulus typeSame paradigmAwarenessPrecuneusCortical functional connectivity decodes subconscious, task-irrelevant threat-related emotion processing
Pantazatos SP, Talati A, Pavlidis P, Hirsch J. Cortical functional connectivity decodes subconscious, task-irrelevant threat-related emotion processing. NeuroImage 2012, 61: 1355-1363. PMID: 22484206, PMCID: PMC3393600, DOI: 10.1016/j.neuroimage.2012.03.051.Peer-Reviewed Original ResearchConceptsFunctional connectivityAffective stimuliCortical-subcortical functional connectivityFearful face processingFear-related stimuliAmygdala functional connectivityMiddle temporal gyrusCortical structuresKey limbic regionsFace processingEmotion processingFear conditionFear processingSubconscious processingAngular gyrusTemporal gyrusCortical functional connectivityRight amygdalaLimbic regionsFC featuresStimuliGyrusProcessingTraining dataPrecuneusTask-Related, Low-Frequency Task-Residual, and Resting State Activity in the Default Mode Network Brain Regions
Zhang S, Li CS. Task-Related, Low-Frequency Task-Residual, and Resting State Activity in the Default Mode Network Brain Regions. Frontiers In Psychology 2012, 3: 172. PMID: 22661964, PMCID: PMC3362743, DOI: 10.3389/fpsyg.2012.00172.Peer-Reviewed Original ResearchDefault mode networkPosterior cingulate cortexBlood oxygen level-dependent (BOLD) signalLow-frequency fluctuation (fALFF) signalsLevel-dependent signalStop-signal taskCingulate cortexBrain regionsBrain functionTask-related eventsFractional amplitudePrecuneusMode networkDMN regionsSignal taskDMN activityBrain activityCognitive performanceUseful indexLatter findingRestingDMN responseTask eventsTask conditionsFALFF
2009
A neural measure of behavioral engagement: Task-residual low-frequency blood oxygenation level-dependent activity in the precuneus
Zhang S, Li CS. A neural measure of behavioral engagement: Task-residual low-frequency blood oxygenation level-dependent activity in the precuneus. NeuroImage 2009, 49: 1911-1918. PMID: 19761851, PMCID: PMC2791356, DOI: 10.1016/j.neuroimage.2009.09.004.Peer-Reviewed Original ResearchConceptsBlood oxygenation level-dependent activityRegional brain activationLevel-dependent activityTask engagementNeural measuresNeural processesBrain activationPosterior cingulate cortexAttentional monitoringResponse inhibitionHuman cognitionPrefrontal activationSignal taskGreater activationBOLD activityBehavioral engagementCingulate cortexPrecuneusBrain regionsLow-frequency fluctuationsFractional amplitudeBrain imagingSeed regionIndependent component analysisEngagement
2006
Dissociating medial frontal and posterior cingulate activity during self-reflection
Johnson MK, Raye CL, Mitchell KJ, Touryan SR, Greene EJ, Nolen-Hoeksema S. Dissociating medial frontal and posterior cingulate activity during self-reflection. Social Cognitive And Affective Neuroscience 2006, 1: 56-64. PMID: 18574518, PMCID: PMC2435374, DOI: 10.1093/scan/nsl004.Peer-Reviewed Original ResearchConceptsPosterior cingulate cortex/precuneusAnterior cingulate cortexMedial prefrontal cortexCingulate cortexPrefrontal cortexMedial prefrontal/anterior cingulate cortexPosterior cingulate activityFunctional magnetic resonanceGreater activityMedial cortexPosterior medial cortexMedial areaPosterior cingulateCingulate activityCortexNeural correlatesPrecuneusDouble dissociationMagnetic resonancePrevious findingsParticipantsAspirationActivityCingulate
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