2020
White matter structure and myelin-related gene expression alterations with experience in adult rats
Sampaio-Baptista C, Vallès A, Khrapitchev A, Akkermans G, Winkler A, Foxley S, Sibson N, Roberts M, Miller K, Diamond M, Martens G, De Weerd P, Johansen-Berg H. White matter structure and myelin-related gene expression alterations with experience in adult rats. Progress In Neurobiology 2020, 187: 101770. PMID: 32001310, PMCID: PMC7086231, DOI: 10.1016/j.pneurobio.2020.101770.Peer-Reviewed Original ResearchConceptsDiffusion tensor imagingAdult ratsMRNA expressionMyelin basic protein mRNA expressionWM plasticityNeuronal activity modulationMBP protein expressionC-fos mRNA expressionMatter structuresAnalysis of myelinGray matter structuresProtein mRNA expressionWhite matter plasticityRegulation of myelinationWhite matter structuresBarrel cortexGene expression alterationsCortical activityMRNA expression analysisRNA sequencing analysisBrain structuresTensor imagingDTI differencesMacroscale measuresMolecular correlates
2015
Perfusion shift from white to gray matter may account for processing speed deficits in schizophrenia
Wright S, Hong L, Winkler A, Chiappelli J, Nugent K, Muellerklein F, Du X, Rowland L, Wang D, Kochunov P. Perfusion shift from white to gray matter may account for processing speed deficits in schizophrenia. Human Brain Mapping 2015, 36: 3793-3804. PMID: 26108347, PMCID: PMC4714540, DOI: 10.1002/hbm.22878.Peer-Reviewed Original ResearchConceptsWM integrityDiffusion tensor imagingArterial spin labelingPatient-control differencesPS deficitsReduced WM integrityPerfusion shiftCerebral information processingLower WM integrityCerebral WMNeurophysiological alterationsInformation processing speedSchizophrenia patientsGray matterCognitive deficitsTensor imagingBlood perfusionSchizophreniaDeficitsFurther examinationSpin labelingProcessing speedPatientsCohortPerfusion