2021
Simple, Single-Shot Phosphoproteomic Analysis of Heat-Stable Tau Identifies Age-Related Changes in pS235- and pS396-Tau Levels in Non-human Primates
Leslie SN, Kanyo J, Datta D, Wilson RS, Zeiss C, Duque A, Lam TT, Arnsten AFT, Nairn AC. Simple, Single-Shot Phosphoproteomic Analysis of Heat-Stable Tau Identifies Age-Related Changes in pS235- and pS396-Tau Levels in Non-human Primates. Frontiers In Aging Neuroscience 2021, 13: 767322. PMID: 34867294, PMCID: PMC8637411, DOI: 10.3389/fnagi.2021.767322.Peer-Reviewed Original ResearchTau phosphorylationPrefrontal cortexAlzheimer's diseaseAge-related changesLayer III pyramidal cellsRhesus monkey prefrontal cortexSignificant risk factorsMonkey prefrontal cortexNon-human primatesAD pathologyTau levelsRisk factorsPyramidal cellsRodent modelsIdentifies ageRhesus monkeysLiquid chromatography-tandem mass spectrometryTherapeutic developmentNatural aging processSignificant increaseTauAgeDiseaseRobust labelingMonkeys
2020
Biochemical characterization of age‐related calcium‐cAMP‐PKA signaling dysregulation and its effect on tau pathology in rhesus monkey cortex
Leslie S, Datta D, Wang M, van Dyck C, Arnsten A, Nairn A. Biochemical characterization of age‐related calcium‐cAMP‐PKA signaling dysregulation and its effect on tau pathology in rhesus monkey cortex. Alzheimer's & Dementia 2020, 16 DOI: 10.1002/alz.042017.Peer-Reviewed Original ResearchTau pathologyAge-related dysregulationAlzheimer's diseaseIntracellular calciumTau phosphorylationRhesus monkeysRat primary cortical culturesHuman post-mortem samplesVulnerable brain regionsSporadic Alzheimer's diseaseAmyloid-beta plaquesPrimary cortical culturesMain pathological hallmarksRhesus monkey cortexTau neurofibrillary tanglesYears of ageEarly-onset formAge-related vulnerabilityDorsolateral prefrontal cortexAge-related changesMonkey DLPFCPost-mortem samplesAD pathologyAmyloid pathologyUnknown etiologyPhosphodiesterase PDE4D Is Decreased in Frontal Cortex of Aged Rats and Positively Correlated With Working Memory Performance and Inversely Correlated With PKA Phosphorylation of Tau
Leslie SN, Datta D, Christensen KR, van Dyck CH, Arnsten AFT, Nairn AC. Phosphodiesterase PDE4D Is Decreased in Frontal Cortex of Aged Rats and Positively Correlated With Working Memory Performance and Inversely Correlated With PKA Phosphorylation of Tau. Frontiers In Aging Neuroscience 2020, 12: 576723. PMID: 33192469, PMCID: PMC7655962, DOI: 10.3389/fnagi.2020.576723.Peer-Reviewed Original ResearchFrontal association cortexAged ratsAlzheimer's diseaseAD tau pathologyAD-related sitesAge-related lossMemory-enhancing effectsLargest risk factorPhosphorylation of tauAge-related changesTau dissociationTau pathologyRisk factorsTau hyperphosphorylationFrontal cortexHealthy individualsTherapeutic targetAssociation cortexCognitive impairmentGEBR-7bBrain regionsRodent hippocampusPotassium channelsPhosphodiesterase 4DRats