Results 91 to 100 of about 31,353 (262)

Discordance of Dopaminergic Dysfunction and Subcortical Atrophy by α‐Synuclein Status in Sporadic and Genetic Parkinson's Disease

open access: yesMovement Disorders, EarlyView.
Abstract Background Parkinson's disease (PD) is characterized by predominantly neuronal α‐synuclein pathology and dopaminergic dysfunction. Cerebrospinal fluid (CSF) seeding amplification assays (SAA) detect α‐synuclein aggregates in vivo, but not all patients with PD have a positive SAA.
Michael Tran Duong   +186 more
wiley   +1 more source

Tau phosphorylation at Alzheimer\u27s disease-related Ser356 contributes to tau stabilization when PAR-1/MARK activity is elevated. [PDF]

open access: yes, 2016
Abnormal phosphorylation of the microtubule-associated protein tau is observed in many neurodegenerative diseases, including Alzheimer\u27s disease (AD).
Ando, Kanae   +6 more
core   +1 more source

Clinical and Imaging Characteristics of Parkinson's Disease with Negative Alpha‐Synuclein Seed Amplification Assay

open access: yesMovement Disorders, EarlyView.
Abstract Background The cerebrospinal fluid alpha‐synuclein seed amplification assay (CSFasynSAA) detects alpha‐synuclein aggregation in over 90% of individuals with sporadic PD (sPD). However, the clinical characteristics of sPD with negative CSFasynSAA remain undefined.
Sarah M. Brooker   +30 more
wiley   +1 more source

TREM2-dependent effects on microglia in Alzheimer\u27s Disease [PDF]

open access: yes, 2018
Alzheimer’s disease (AD) is a late-onset dementia characterized by the deposition of amyloid plaques and formation of neurofibrillary tangles (NFTs) which lead to neuronal loss and cognitive deficits.
Colonna, Marco   +2 more
core   +3 more sources

Alzheimer's disease and mixed pathologies as a hidden contributor to fatal hypothermia: A large‐scale forensic autopsy‐based study

open access: yesBrain Pathology, EarlyView.
We investigated neuropathological manifestations of hypothermia in 168 cases. Patients aged 65 years or more constituted 80% of the total cohort. Alzheimer's disease was the most common comorbidity, affecting 40% of all patients. Abstract There is a paucity of autopsy‐based studies providing detailed neuropathological characteristics of fatal ...
Shojiro Ichimata   +2 more
wiley   +1 more source

The reverse transcriptase inhibitor 3TC modulates hippocampal transcriptome signatures of inflammation in tauopathy model mice

open access: yesExperimental Gerontology
Reducing neuroinflammation, a key contributor to brain aging and neurodegenerative diseases, is a promising strategy for improving cognitive function in these settings. The FDA-approved nucleoside reverse transcriptase inhibitor 3TC (Lamivudine) has been
Devin Wahl   +2 more
doaj   +1 more source

A small molecule ApoE4-targeted therapeutic candidate that normalizes sirtuin 1 levels and improves cognition in an Alzheimer's disease mouse model. [PDF]

open access: yes, 2018
We describe here the results from the testing of a small molecule first-in-class apolipoprotein E4 (ApoE4)-targeted sirtuin1 (SirT1) enhancer, A03, that increases the levels of the neuroprotective enzyme SirT1 while not affecting levels of neurotoxic ...
Bai, Dongsheng   +14 more
core   +3 more sources

Evidence for different seeding activities of misfolded tau in classical and rapidly progressive Alzheimer's disease

open access: yesBrain Pathology, EarlyView.
The study analyzed the seeding activity of misfolded tau protein in Alzheimer's disease and rapidly progressive Alzheimer's disease patients and provides evidence for the existence of different tau assemblies supported by differences in cellular toxicity and morphology of thioflavin T‐positive real‐time quaking‐induced conversion products.
Matthias Schmitz   +13 more
wiley   +1 more source

The Link Between Tau and Insulin Signaling: Implications for Alzheimer’s Disease and Other Tauopathies

open access: yesFrontiers in Cellular Neuroscience, 2019
The microtubule-associated protein tau (MAPT) is mainly identified as a tubulin binding protein essential for microtubule dynamics and assembly and for neurite outgrowth.
Rafaella Araujo Gonçalves   +7 more
doaj   +1 more source

Tau‐targeting active immunotherapy slows progression and reduces pathology in mouse models of tauopathy

open access: yesBrain Pathology, EarlyView.
The efficacy of the novel anti‐tau active immunotherapy, p5555kb, was tested using two mouse models of tau pathology. p5555kb inoculation increased the survival rate and reduced tau pathology in tau‐overexpressing P301L mice and decreased tau seeding in the brains of C57BL/6 mice injected with human‐purified Alzheimer's disease tau.
Christopher M. Brown   +7 more
wiley   +1 more source

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