Results 41 to 50 of about 27,856 (310)

Axonal Degeneration in Tauopathies: Disease Relevance and Underlying Mechanisms

open access: yesFrontiers in Neuroscience, 2017
Tauopathies are a diverse group of diseases featuring progressive dying-back neurodegeneration of specific neuronal populations in association with accumulation of abnormal forms of the microtubule-associated protein tau.
Andrew Kneynsberg   +8 more
doaj   +1 more source

Reversible Tau Phosphorylation Induced by Synthetic Torpor in the Spinal Cord of the Rat

open access: yesFrontiers in Neuroanatomy, 2021
Tau is a key protein in neurons, where it affects the dynamics of the microtubule system. The hyperphosphorylation of Tau (PP-Tau) commonly leads to the formation of neurofibrillary tangles, as it occurs in tauopathies, a group of neurodegenerative ...
Timna Hitrec   +9 more
doaj   +1 more source

Imaging of Tauopathies with PET Ligands: State of the Art and Future Outlook

open access: yesDiagnostics, 2023
(1) Background: Tauopathies are a group of diseases characterized by the deposition of abnormal tau protein. They are distinguished into 3R, 4R, and 3R/4R tauopathies and also include Alzheimer’s disease (AD) and chronic traumatic encephalopathy (CTE ...
Miriam Conte   +8 more
doaj   +1 more source

Astrogliopathy in Tauopathies [PDF]

open access: yesNeuroglia, 2018
Astrocytes are involved in many diseases of the central nervous system, not only as reactive cells to neuronal damage but also as primary actors in the pathological process. Astrogliopathy is a term used to designate the involvement of astrocytes as key elements in the pathogenesis and pathology of diseases and injuries of the central nervous system ...
openaire   +2 more sources

Tau and Tauopathies [PDF]

open access: yes, 2012
Tauopathies are age-related neurodegenerative diseases that are characterized by the presence of aggregates of abnormally phosphorylated tau. As tau was originally discovered as a microtubule-associated protein, it has been hypothesized that neurodegeneration results from a loss of the ability of tau to associate with microtubules.
Gloria, Lee, Chad J, Leugers
openaire   +2 more sources

A 3D Astrocyte Microenvironment Model Enables Rapid Ca2+‐Resolved Analysis and Therapeutic Modulation of Oxidative Neuroinflammation

open access: yesAdvanced Healthcare Materials, EarlyView.
This work presents ARC‐3D, a soft 3D model that recreates how brain support cells, called astrocytes, react to oxidative stress. The system visualizes rapid calcium changes and inflammatory signals, and shows how the drug KDS12025 can protect cells from damage. ARC‐3D offers a simple, reliable way to study early drivers of brain inflammation.
Ju‐Kang Kim   +6 more
wiley   +1 more source

Neuroprotective effects of Cerebrolysin in triple repeat Tau transgenic model of Pick's disease and fronto-temporal tauopathies. [PDF]

open access: yes, 2015
BackgroundTauopathies are a group of neurodegenerative disorders with accumulation of three-repeat (3R) or four-repeat (4R) Tau. While 3R tau is found in Pick's disease and Alzheimer's disease (AD), 4R tau is more abundant in corticobasal degeneration ...
Adame, Anthony   +8 more
core   +1 more source

Human Brain Vasculature‐on‐a‐Chip Model Constructed With Microvessels Isolated From Cryopreserved Postmortem Human Brain Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
This manuscript describes the cultivation of viable microvessels from cryopreserved human brain tissue. When embedded in hydrogels and cultured in microfluidic devices, these microvessels exhibit complex architectures reminiscent of arterioles and capillaries, can be perfused, and display intact barrier function. Collectively, these results demonstrate
Brian J. O'Grady   +5 more
wiley   +1 more source

Developmental expression of 4-repeat-Tau induces neuronal aneuploidy in Drosophila tauopathy models [PDF]

open access: yes, 2017
Tau-mediated neurodegeneration in Alzheimer's disease and tauopathies is generally assumed to start in a normally developed brain. However, several lines of evidence suggest that impaired Tau isoform expression during development could affect mitosis and
Amouyel, Philippe   +17 more
core   +1 more source

Morphological and Hyperphosphorylation Transitions of Nanoscale Tau Aggregates in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
Super‐resolution microscopy identifies nano‐sized tau aggregates (nano‐aggregates) and reveals distinct transitions in their morphology and phosphorylation profiles across control, Primary Age‐Related Tauopathy, and Alzheimer's disease brains. Morphology and hyperphosphorylation signatures distinguish physiological from pathological forms, with nano ...
Adriana N. Santiago‐Ruiz   +5 more
wiley   +1 more source

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