Results 111 to 120 of about 514,761 (295)

Uptake of 18F-AV45 in the Putamen Provides Additional Insights into Alzheimer’s Disease beyond the Cortex

open access: yesBiomolecules
Cortical uptake in brain amyloid positron emission tomography (PET) is increasingly used for the biological diagnosis of Alzheimer’s disease (AD); however, the clinical and biological relevance of the striatum beyond the cortex in amyloid PET scans ...
Zhengshi Yang   +3 more
doaj   +1 more source

Performance of Fully Automated Plasma Assays as Screening Tests for Alzheimer Disease–Related β-Amyloid Status

open access: yesJAMA Neurology, 2019
Key Points Question Do plasma levels of β-amyloid 42, β-amyloid 40, and tau detect cerebral β-amyloid status when measured using fully automated immunoassays?
S. Palmqvist   +10 more
semanticscholar   +1 more source

Probiotic‐Based Materials as Living Therapeutics

open access: yesAdvanced Materials, EarlyView.
Recent advances in Engineered Living Materials are highlighted, integrating synthetic biology and advanced materials, with a focus on probiotic‐based therapeutics. Probiotic Living Materials hold great potential for biosensing, infection treatment, osteogenesis, wound healing, vaginal and gastrointestinal disorders, and cancer therapy. breakthroughs in
Laura Sabio   +2 more
wiley   +1 more source

Reconsideration of Amyloid Hypothesis and Tau Hypothesis in Alzheimer's Disease

open access: yesFrontiers in Neuroscience, 2018
The so-called amyloid hypothesis, that the accumulation and deposition of oligomeric or fibrillar amyloid β (Aβ) peptide is the primary cause of Alzheimer's disease (AD), has been the mainstream concept underlying AD research for over 20 years.
F. Kametani, M. Hasegawa
semanticscholar   +1 more source

Nanostructured Protein Surfaces Inspired by Spider Silk

open access: yesAdvanced Materials, EarlyView.
Harnessing recombinant spider silk technology, bioengineered spidroin variants enable the creation of functionalized nanostructured coatings with tunable affinity for specific targets, supporting a broad range of applications ‐ from antifouling surfaces and targeted drug delivery to advanced cell therapies and precision bio‐patterning via lithography ...
Martin Humenik, Thomas Scheibel
wiley   +1 more source

β-Amyloid accumulation in the human brain after one night of sleep deprivation

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance There has been an emerging interest in sleep and its association with β-amyloid burden as a risk factor for Alzheimer’s disease. Despite the evidence that acute sleep deprivation elevates β-amyloid levels in mouse interstitial fluid and in ...
E. Shokri-Kojori   +16 more
semanticscholar   +1 more source

Rigid Supramolecular Aramid Nanotubes as Catalyst Supports

open access: yesAdvanced Materials, EarlyView.
Molecular nanotube self‐assemblies with high aspect‐ratios and stiffness are demonstrated as nanocatalyst supports. The extended dimensions and tunable surface chemistries of the nanotubes enable tethered gold nanoparticle catalysts to remain dispersed in solution and to be easily recovered through simple filtration.
Yukio Cho   +10 more
wiley   +1 more source

Amyloid nomenclature 2018: recommendations by the International Society of Amyloidosis (ISA) nomenclature committee

open access: yesAmyloid: Journal of Protein Folding Disorders, 2018
The nomenclature committee of the International Society of Amyloidosis (ISA) meets every second year to discuss and formulate recommendations. The conclusions from the discussion at the XVI International Symposium on Amyloidosis in Kumamoto, Japan, 25–29
M. Benson   +7 more
semanticscholar   +1 more source

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

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