Results 91 to 100 of about 110,474 (301)

Multifunctional Gold Nanocluster‐Based PROTAC System for Targeted Degradation of Phosphorylated Tau and Modulation of Neuroinflammation in Alzheimer's Disease

open access: yesAdvanced Functional Materials, EarlyView.
We present a novel proteolysis‐targeting chimera (PROTAC) system conjugated to lipoic acid gold nanoclusters (PLANC), designed to degrade pTau, regulate inflammatory signaling, and effectively traverse the blood‐brain barrier (BBB). PLANC degraded pTau at various phosphorylation sites, with mechanistic studies confirming proteasome‐mediated degradation
Sarah Nevins   +9 more
wiley   +1 more source

Electrochemical modulation of tau protein phosphorylation levels with biomimetic polyaniline membranes

open access: yesSensing and Bio-Sensing Research
Alzheimer's disease (AD) is hallmarked by the accumulation of hyperphosphorylated tau proteins, which disrupt microtubule stability and significantly contribute to neurodegeneration and cognitive decline.
Shang-Chi Chien   +6 more
doaj   +1 more source

Distribution of hyperphosphorylated tau proteins in the brains of mice and humans and its effects on neuronal activity and behaviour

open access: yes, 2020
Tauopathies are a heterogeneous group of neurodegenerative diseases, characterized by the deposition of pathological tau (p-tau) proteins in distinct brain regions. The hypothesised spread of tau pathology between different brain regions is
Sárkány, Barbara
core  

Double‐Interpenetrating Composite Bioink for Multi‐Component 3D Bioprinting and Biofabrication

open access: yesAdvanced Functional Materials, EarlyView.
Marine‐polysaccharides‐derived double interpenetrating network hydrogel‐based bioink, combining the attributes of physical and ionic crosslinking, enables room‐temperature bioprinting of mechanically defined structures that can be handled and are cytocompatible.
Fabian Tribukait‐Riemenschneider   +1 more
wiley   +1 more source

Deletion of murine tau gene increases tau aggregation in a human mutant tau transgenic mouse model.

open access: yes, 2010
We have reported previously a tau transgenic mouse model (Tg30tau) overexpressing human 4R1N double-mutant tau (P301S and G272V) and that develops AD (Alzheimer's disease)-like NFTs (neurofibrillary tangles) in an age-dependent manner.
Brion, Jean Pierre   +17 more
core   +1 more source

Packed Hydrogel Microfibers as Scaffolds Supporting Dynamic Cellular Behavior and Biomaterial Inks in 3D Printing

open access: yesAdvanced Healthcare Materials, EarlyView.
Packed hydrogel microfiber (PHM) materials consist of flexible and high aspect ratio hydrogel components that, as a bulk material, are simultaneously mechanically robust and dynamic. Cells cultured in or on PHM scaffolds can be influenced by topographical cues or interact with a dynamic environment that permits cell spreading and multicellular ...
M. Gregory Grewal   +7 more
wiley   +1 more source

CSF protein ratios with enhanced potential to reflect Alzheimer’s disease pathology and neurodegeneration

open access: yesMolecular Neurodegeneration
Background Amyloid and tau aggregates are considered to cause neurodegeneration and consequently cognitive decline in individuals with Alzheimer’s disease (AD).
Sára Mravinacová   +10 more
doaj   +1 more source

Associations Between APOE Variants, Tau and α-Synuclein

open access: yes, 2019
Neurodegenerative diseases are characterized by the aggregation and deposition of misfolded proteins in the brain, most prominently amyloid-β (Aβ), tau and α-synuclein (α-syn), and are thus referred to as proteinopathies.
Henrietta M. Nielsen   +3 more
core   +1 more source

Photothermal‐Activated Antibacterial Amyloid‐Polyphenol‐Iron Hydrogels for Synergistic Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
We report a thermally triggered supramolecular hydrogel (LTFe) formed by Fe3+ and tannic acid on lysozyme amyloid fibrils. Fe3+ enables rapid gelation and photothermal transduction with an efficiency of 88.56%. The LTFe hydrogel exhibits excellent biocompatibility, potent antibacterial activity against E. coli and S.
Di Wu   +8 more
wiley   +1 more source

Proteomic analysis of the cerebrospinal fluid of patients with Creutzfeldt-Jakob disease [PDF]

open access: yes, 2007
So far, only the detection of 14-3-3 proteins in cerebrospinal fluid (CSF) has been accepted as diagnostic criterion for Creutzfeldt-Jakob disease (CJD). However, this assay cannot be used for screening because of the high rate of false-positive results,
Steinacker, Petra   +8 more
core   +1 more source

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