2024
Testing the structural disconnection hypothesis: Myelin content correlates with memory in healthy aging
Mendez Colmenares A, Thomas M, Anderson C, Arciniegas D, Calhoun V, Choi I, Kramer A, Li K, Lee J, Lee P, Burzynska A. Testing the structural disconnection hypothesis: Myelin content correlates with memory in healthy aging. Neurobiology Of Aging 2024, 141: 21-33. PMID: 38810596, PMCID: PMC11290458, DOI: 10.1016/j.neurobiolaging.2024.05.013.Peer-Reviewed Original ResearchDisconnection hypothesisVirginia Cognitive Aging ProjectHypothesis of cognitive agingFractional anisotropyAssociated with reduced memory performanceDeterioration of white matterAge-related memory lossPrefrontal white matterGenu of the corpus callosumMyelin water fractionVoxel-wise analysisWhite matterCorpus callosumExecutive functionCognitive agingDiffusion tensor imagingMemory performancePrefrontal WMStructural equation modelingWM microstructureAge differencesProcessing speedStructural disconnectionCognitive declineHealthy participants
2023
Longitudinal resting-state network connectivity changes in electroconvulsive therapy patients compared to healthy controls
Verdijk J, van de Mortel L, Doesschate F, Pottkämper J, Stuiver S, Bruin W, Abbott C, Argyelan M, Ousdal O, Bartsch H, Narr K, Tendolkar I, Calhoun V, Lukemire J, Guo Y, Oltedal L, van Wingen G, van Waarde J. Longitudinal resting-state network connectivity changes in electroconvulsive therapy patients compared to healthy controls. Brain Stimulation 2023, 17: 140-147. PMID: 38101469, PMCID: PMC11145948, DOI: 10.1016/j.brs.2023.12.005.Peer-Reviewed Original ResearchDefault mode networkElectroconvulsive therapyHealthy controlsECT patientsResting-state networksTreatment effectivenessSalience networkElectroconvulsive therapy patientsWhole-brain voxel-wise analysisMajor depressive episodeCanonical resting-state networksRight frontoparietal networkVoxel-wise changesHigh treatment effectivenessVoxel-wise analysisNetwork connectivity changesTest-retest variabilityMulticenter studyDepressive episodeDepressed patientsTherapy patientsMagnetic resonance imaging dataDMN connectivityPatientsConnectivity changes