Results 61 to 70 of about 11,293 (160)

Polyglutamine genes interact to modulate the severity and progression of neurodegeneration in Drosophila. [PDF]

open access: yesPLoS Biology, 2008
The expansion of polyglutamine tracts in a variety of proteins causes devastating, dominantly inherited neurodegenerative diseases, including six forms of spinal cerebellar ataxia (SCA).
Derek Lessing, Nancy M Bonini
doaj   +1 more source

Technologies for engineering repetitive DNA

open access: yesQuantitative Biology, Volume 14, Issue 3, September 2026.
Abstract Repetitive DNA, a fundamental architectural element of genomes, is widespread across organisms and comprises about 54% of the human genome. With advances in long‐read sequencing and bioinformatics approaches, highly repetitive sequences can now be characterized in depth.
Shuting Ma, Yali Cui, Yi Wu
wiley   +1 more source

Rapid generation of prion disease models using AAV‐delivered PrP variants in knockout mice

open access: yesBrain Pathology, Volume 36, Issue 4, July 2026.
We developed a rapid AAV‐based system to generate prion disease models in weeks rather than months. Following systemic AAV9P31 delivery of modified PrP to knockout mice, we achieved brain‐wide expression and successful propagation of both classical (RML) and atypical (GSS‐A117V) prion strains.
Maitena San‐Juan‐Ansoleaga   +11 more
wiley   +1 more source

Nanodiamond Quantum Sensors for Probing Free Radical Biology

open access: yesAdvanced Functional Materials, Volume 36, Issue 45, 5 June 2026.
Free radicals play key roles in cellular signaling and disease but remain difficult to measure in living systems. Nanodiamonds (NDs) with nitrogen‐vacancy (NV) centers enable quantum sensing of local magnetic noise via T₁ relaxometry, providing nondestructive radical detection in living cells.
Qi Lu, Yingke Wu, Tanja Weil
wiley   +1 more source

Impaired GAPDH‐induced mitophagy contributes to the pathology of Huntington's disease

open access: yesEMBO Molecular Medicine, 2015
Mitochondrial dysfunction is implicated in multiple neurodegenerative diseases. In order to maintain a healthy population of functional mitochondria in cells, defective mitochondria must be properly eliminated by lysosomal machinery in a process referred
Sunhee Hwang   +2 more
doaj   +1 more source

Light‐Controlled Peptide Self‐Assembly: From Physicochemical Principles to Emerging Biomedical Applications

open access: yesAggregate, Volume 7, Issue 6, June 2026.
This review surveys recent advances in light‐controlled peptide self‐assembly for the design of smart soft matter. It summarizes the underlying physicochemical principles, including thermodynamic control for reshaping free‐energy landscapes, and nonequilibrium control to produce kinetically trapped states and dissipative structures.
Lidong Chen   +7 more
wiley   +1 more source

The Effect of Protein Tagging on Aggregation and Phase Separation

open access: yesJournal of Cellular Biochemistry, Volume 127, Issue 6, June 2026.
ABSTRACT Protein tags are widely used for purification, solubilization, detection, and imaging, yet they can substantially alter protein self‐assembly. This interference is particularly significant for intrinsically disordered proteins and low‐complexity domains, whose aggregation and phase separation are mediated by weak multivalent interactions that ...
Harunobu Saito, Kenji Sugase
wiley   +1 more source

Autophagy is dysregulated in spinocerebellar ataxia type 2

open access: yesAutophagy Reports, 2022
The accumulation of misfolded proteins and fibrillar aggregates inside neurons is a hallmark of several neurodegenerative diseases. While the exact role of these aggregates is still controversial, they are part of a cascade of molecular events that ...
Adriana Marcelo   +2 more
doaj   +1 more source

Alogliptin Reduces Oxidative Stress in Cardiomyocytes and Ameliorates Diabetic Cardiomyopathy via the AURKB/NLGN2 Signaling

open access: yesThe Kaohsiung Journal of Medical Sciences, Volume 42, Issue 6, June 2026.
ABSTRACT Diabetic cardiomyopathy (DCM) is a common complication of diabetes mellitus. This study investigated the effects of alogliptin on DCM and its underlying mechanisms. A DCM model was constructed and treated with alogliptin. Downstream targets of alogliptin were screened using bioinformatics analysis.
Li‐Jing Jiao   +7 more
wiley   +1 more source

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