2023
Anatomical characterization of pT217‐tau in aged rhesus macaque association cortices: Relevance for trans‐synaptic propagation in sporadic Alzheimer’s Disease
Datta D, Mentone S, Morozov Y, van Dyck C, Arnsten A. Anatomical characterization of pT217‐tau in aged rhesus macaque association cortices: Relevance for trans‐synaptic propagation in sporadic Alzheimer’s Disease. Alzheimer's & Dementia 2023, 19 DOI: 10.1002/alz.075998.Peer-Reviewed Original ResearchTau pathologyEntorhinal cortexAlzheimer's diseaseRhesus macaquesBrain tau pathologyHigher brain circuitsHigher cortical circuitsPattern of neurodegenerationAged rhesus macaquesHuman Alzheimer's diseaseSporadic Alzheimer's diseaseTrans-synaptic propagationSoluble tau speciesSequence of tauDorsolateral prefrontal cortexAmyloid pathologyExtracellular spaceDendritic shaftsAdvanced neurodegenerationTau hyperphosphorylationInhibitory synapsesNeurofibrillary tanglesGlutamatergic synapsesSpine apparatusAD biomarkersNanoscale imaging of pT217-tau in aged rhesus macaque: Trans-synaptic propagation and seeding of tau pathology in entorhinal cortex
Datta D, Arnsten A. Nanoscale imaging of pT217-tau in aged rhesus macaque: Trans-synaptic propagation and seeding of tau pathology in entorhinal cortex. Journal Of The Neurological Sciences 2023, 455: 122501. DOI: 10.1016/j.jns.2023.122501.Peer-Reviewed Original Research
2022
Nanoscale imaging of pT217‐tau in aged rhesus macaque: Trans‐synaptic propagation and seeding of tau pathology in entorhinal cortex
Datta D, Mentone S, Morozov Y, van Dyck C, Arnsten A. Nanoscale imaging of pT217‐tau in aged rhesus macaque: Trans‐synaptic propagation and seeding of tau pathology in entorhinal cortex. Alzheimer's & Dementia 2022, 18 DOI: 10.1002/alz.064956.Peer-Reviewed Original ResearchTau pathologyAlzheimer's diseaseEntorhinal cortexCerebrospinal fluidLayers IIRhesus macaquesBrain tau pathologyHigher brain circuitsHigher cortical circuitsPattern of neurodegenerationAged rhesus macaquesHuman Alzheimer's diseaseTrans-synaptic propagationSoluble tau speciesSequence of tauAmyloid pathologyExtracellular spaceDendritic shaftsTau hyperphosphorylationGlutamatergic synapsesInhibitory synapsesNeurofibrillary tanglesSpine apparatusAD biomarkersEarly biomarkersKappa opioid receptor antagonism protects working memory performance from mild stress exposure in Rhesus macaques
Wallace T, Martin W, Arnsten A. Kappa opioid receptor antagonism protects working memory performance from mild stress exposure in Rhesus macaques. Neurobiology Of Stress 2022, 21: 100493. PMID: 36532373, PMCID: PMC9755019, DOI: 10.1016/j.ynstr.2022.100493.Peer-Reviewed Original ResearchKappa-opioid receptorsKOR systemKappa opioid receptor antagonismNeurobehavioral disordersStress exposureSelective KOR antagonistOpioid receptor antagonismClinical evidence pointsBenzodiazepine inverse agonistStress-induced dysfunctionMild stress exposureKOR antagonistsReceptor antagonismMesocortical pathwayOpioid receptorsTherapeutic benefitKOR activityInverse agonistKOR expressionReceptor systemRhesus macaquesMild stress responseBrain networksEvidence pointsFunctional influence
2019
Alzheimer’s-like pathology in aging rhesus macaques: Unique opportunity to study the etiology and treatment of Alzheimer’s disease
Arnsten AFT, Datta D, Leslie S, Yang ST, Wang M, Nairn AC. Alzheimer’s-like pathology in aging rhesus macaques: Unique opportunity to study the etiology and treatment of Alzheimer’s disease. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 26230-26238. PMID: 31871209, PMCID: PMC6936707, DOI: 10.1073/pnas.1903671116.Peer-Reviewed Original ResearchTau pathologyAlzheimer's diseaseAssociation cortexTau phosphorylationMouse modelRhesus monkeysSignificant amyloid pathologyAlzheimer-like pathologyPrefrontal association cortexTau phosphorylation statePrimary sensory cortexOnset Alzheimer's diseasePrecursor protein cleavagePreventive therapyAmyloid pathologyCalcium dysregulationEarly stage degenerationPhosphorylated tauPrecipitating factorsSensory cortexCognitive deficitsAD researchRhesus macaquesPathologyCortex
2017
The aged rhesus macaque manifests Braak stage III/IV Alzheimer's‐like pathology
Paspalas CD, Carlyle BC, Leslie S, Preuss TM, Crimins JL, Huttner AJ, van Dyck C, Rosene DL, Nairn AC, Arnsten AFT. The aged rhesus macaque manifests Braak stage III/IV Alzheimer's‐like pathology. Alzheimer's & Dementia 2017, 14: 680-691. PMID: 29241829, PMCID: PMC6178089, DOI: 10.1016/j.jalz.2017.11.005.Peer-Reviewed Original ResearchConceptsLate-onset Alzheimer's diseaseCortical pathologyEntorhinal cortexAnimal modelsBraak stage III/IVAlzheimer's diseaseStage III/IVRhesus macaquesProgression of tauAlzheimer-like pathologyPrimary visual cortexSequence of tauDorsolateral prefrontal cortexTau pathologyPreventive strategiesAssociation cortexVisual cortexPrefrontal cortexCortexPathologyDiseaseOld animalsProtein kinase A (PKA) phosphorylationGenetic insultsMacaques