[HTML][HTML] Astrocyte reactivity influences amyloid-β effects on tau pathology in preclinical Alzheimer's disease

B Bellaver, G Povala, PCL Ferreira, JP Ferrari-Souza… - Nature medicine, 2023 - nature.com
An unresolved question for the understanding of Alzheimer's disease (AD) pathophysiology
is why a significant percentage of amyloid-β (Aβ)-positive cognitively unimpaired (CU) …

Microglial activation and tau propagate jointly across Braak stages

TA Pascoal, AL Benedet, NJ Ashton, MS Kang… - Nature medicine, 2021 - nature.com
Compelling experimental evidence suggests that microglial activation is involved in the
spread of tau tangles over the neocortex in Alzheimer's disease (AD). We tested the …

[HTML][HTML] Plasma p-tau231: a new biomarker for incipient Alzheimer's disease pathology

NJ Ashton, TA Pascoal, TK Karikari, AL Benedet… - Acta …, 2021 - Springer
The quantification of phosphorylated tau in biofluids, either cerebrospinal fluid (CSF) or
plasma, has shown great promise in detecting Alzheimer's disease (AD) pathophysiology …

The diagnostic and prognostic capabilities of plasma biomarkers in Alzheimer's disease

J Simrén, A Leuzy, TK Karikari, A Hye… - Alzheimer's & …, 2021 - Wiley Online Library
Introduction This study investigated the diagnostic and disease‐monitoring potential of
plasma biomarkers in mild cognitive impairment (MCI) and Alzheimer's disease (AD) …

Discriminative accuracy of [18F] flortaucipir positron emission tomography for Alzheimer disease vs other neurodegenerative disorders

R Ossenkoppele, GD Rabinovici, R Smith, H Cho… - Jama, 2018 - jamanetwork.com
Importance The positron emission tomography (PET) tracer [18 F] flortaucipir allows in vivo
quantification of paired helical filament tau, a core neuropathological feature of Alzheimer …

18F-MK-6240 PET for early and late detection of neurofibrillary tangles

TA Pascoal, J Therriault, AL Benedet, M Savard… - Brain, 2020 - academic.oup.com
Braak stages of tau neurofibrillary tangle accumulation have been incorporated in the
criteria for the neuropathological diagnosis of Alzheimer's disease. It is expected that Braak …

[HTML][HTML] Cerebrospinal fluid p-tau231 as an early indicator of emerging pathology in Alzheimer's disease

NJ Ashton, AL Benedet, TA Pascoal, TK Karikari… - …, 2022 - thelancet.com
Background Phosphorylated tau (p-tau) epitopes in cerebrospinal fluid (CSF) are accurate
biomarkers for a pathological and clinical diagnosis of Alzheimer's disease (AD) and are …

Association of apolipoprotein E ε4 with medial temporal tau independent of amyloid-β

J Therriault, AL Benedet, TA Pascoal… - JAMA …, 2020 - jamanetwork.com
Importance Apolipoprotein E ε4 (APOEε4) is the single most important genetic risk factor for
Alzheimer disease. WhileAPOEε4is associated with increased amyloid-β burden, its …

Mild behavioral impairment is associated with β‐amyloid but not tau or neurodegeneration in cognitively intact elderly individuals

FZ Lussier, TA Pascoal, M Chamoun… - Alzheimer's & …, 2020 - Wiley Online Library
Introduction Mild behavioral impairment (MBI) is characterized by the emergence of
neuropsychiatric symptoms in elderly persons. Here, we examine the associations between …

Plasma tau/amyloid-β1–42 ratio predicts brain tau deposition and neurodegeneration in Alzheimer's disease

JC Park, SH Han, D Yi, MS Byun, JH Lee, S Jang, K Ko… - Brain, 2019 - academic.oup.com
One of the hallmarks of Alzheimer's disease is abnormal deposition of tau proteins in the
brain. Although plasma tau has been proposed as a potential biomarker for Alzheimer's …