Results 21 to 30 of about 9,294,018 (384)

Angiotensin II Receptor Blockers Reduce Tau/Aß42 Ratio: A Cerebrospinal Fluid Biomarkers’ Case-Control Study

open access: yesPharmaceutics, 2023
(1) Background: The role of antihypertensives in Alzheimer’s Disease (AD) prevention is controversial. This case-control study aims to assess whether antihypertensive medication has a protective role by studying its association with amyloid and tau ...
Gemma García-Lluch   +5 more
doaj   +1 more source

Differentiating amyloid beta spread in autosomal dominant and sporadic Alzheimer\u27s disease [PDF]

open access: yes, 2022
Amyloid-beta deposition is one of the hallmark pathologies in both sporadic Alzheimer\u27s disease and autosomal-dominant Alzheimer\u27s disease, the latter of which is caused by mutations in genes involved in amyloid-beta processing.
Alzheimer’s Disease Neuroimaging Initiative,   +12 more
core   +3 more sources

COVID‐19 and the risk of Alzheimer's disease, amyotrophic lateral sclerosis, and multiple sclerosis

open access: yesAnnals of Clinical and Translational Neurology, Volume 9, Issue 12, Page 1953-1961, December 2022., 2022
Abstract Background The coronavirus disease 2019 (COVID‐19) pandemic has had an unprecedented impact on the healthcare system, economy, and society. Studies have reported that COVID‐19 may cause various neurologic symptoms, including cognitive impairment.
Hanyu Zhang, Zengyuan Zhou
wiley   +1 more source

Early‐onset Alzheimer's disease shows a distinct neuropsychological profile and more aggressive trajectories of cognitive decline than late‐onset

open access: yesAnnals of Clinical and Translational Neurology, Volume 9, Issue 12, Page 1962-1973, December 2022., 2022
Abstract Objectives Early‐ and late‐onset Alzheimer's disease (EOAD and LOAD) share the same neuropathological traits but show distinct cognitive features. We aimed to explore baseline and longitudinal outcomes of global and domain‐specific cognitive function in a well characterized cohort of patients with a biomarker‐based diagnosis.
Adrià Tort‐Merino   +16 more
wiley   +1 more source

TDP-43 pathology in anterior temporal pole cortex in aging and Alzheimer’s disease

open access: yesActa Neuropathologica Communications, 2018
TDP-43 pathology was investigated in the anterior temporal pole cortex (ATPC) and orbital frontal cortex (OFC), regions often degenerated in frontotemporal lobar degenerations (FTLD), in aging and Alzheimer’s disease (AD).
Sukriti Nag   +5 more
doaj   +1 more source

The amyloid hypothesis of Alzheimer's disease at 25 years

open access: yesEMBO Molecular Medicine, 2016
Despite continuing debate about the amyloid β‐protein (or Aβ hypothesis, new lines of evidence from laboratories and clinics worldwide support the concept that an imbalance between production and clearance of Aβ42 and related Aβ peptides is a very early,
D. Selkoe, J. Hardy
semanticscholar   +1 more source

In-Depth Characterization of Endo-Lysosomal Aβ in Intact Neurons

open access: yesBiosensors, 2022
Amyloid-beta (Aβ) peptides are produced within neurons. Some peptides are released into the brain parenchyma, while others are retained inside the neurons. However, the detection of intracellular Aβ remains a challenge since antibodies against Aβ capture
Alec K. McKendell   +5 more
doaj   +1 more source

Detection of tau in Gerstmann-Sträussler-Scheinker disease (PRNP F198S) by [18F]Flortaucipir PET

open access: yesActa Neuropathologica Communications, 2018
This study aimed to determine the pattern of [18F]flortaucipir uptake in individuals affected by Gerstmann-Sträussler-Scheinker disease (GSS) associated with the PRNP F198S mutation.
Shannon L. Risacher   +11 more
doaj   +1 more source

A Novel NIR-FRET Biosensor for Reporting PS/γ-Secretase Activity in Live Cells

open access: yesSensors, 2020
Presenilin (PS)/γ-secretase plays a pivotal role in essential cellular events via proteolytic processing of transmembrane proteins that include APP and Notch receptors. However, how PS/γ-secretase activity is spatiotemporally regulated by other molecular
Mei CQ Houser   +6 more
doaj   +1 more source

Optogenetic neuromodulation with gamma oscillation as a new strategy for Alzheimer disease: a narrative review [PDF]

open access: yesJournal of Yeungnam Medical Science, 2022
The amyloid hypothesis has been considered a major explanation of the pathogenesis of Alzheimer disease. However, failure of phase III clinical trials with anti-amyloid-beta monoclonal antibodies reveals the need for other therapeutic approaches to treat
Haneol Ko, Sang-Pil Yoon
doaj   +1 more source

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