Results 51 to 60 of about 53,939 (158)

Stabilization of partially folded states in protein folding/misfolding transitions by hydrostatic pressure

open access: yesBrazilian Journal of Medical and Biological Research, 2005
In the last few years, hydrostatic pressure has been extensively used in the study of both protein folding and misfolding/aggregation. Compared to other chemical or physical denaturing agents, a unique feature of pressure is its ability to induce subtle ...
S.T. Ferreira   +2 more
doaj   +1 more source

Studying Spatial Protein Quality Control, Proteopathies, and Aging Using Different Model Misfolding Proteins in S. cerevisiae

open access: yesFrontiers in Molecular Neuroscience, 2018
Protein quality control (PQC) is critical to maintain a functioning proteome. Misfolded or toxic proteins are either refolded or degraded by a system of temporal quality control and can also be sequestered into aggregates or inclusions by a system of ...
Kara L. Schneider   +2 more
doaj   +1 more source

From Seeds to Fibrils and Back: Fragmentation as an Overlooked Step in the Propagation of Prions and Prion-Like Proteins

open access: yesBiomolecules, 2020
Many devastating neurodegenerative diseases are driven by the misfolding of normal proteins into a pathogenic abnormal conformation. Examples of such protein misfolding diseases include Alzheimer’s disease, Parkinson’s disease, Huntington’s disease ...
Cristóbal Marrero-Winkens   +2 more
doaj   +1 more source

The VES hypothesis and protein misfolding

open access: yesDiscrete and Continuous Dynamical Systems - S, 2011
Proteins function by changing conformation. These conformational changes, which involve the concerted motion of a large number of atoms are classical events but, in many cases, the triggers are quantum mechanical events such as chemical reactions. Here the initial quantum states after the chemical reaction are assumed to be vibrational excited states ...
openaire   +2 more sources

The different axes of the mammalian mitochondrial unfolded protein response

open access: yesBMC Biology, 2018
Mitochondria are sensitive to numerous environmental stresses, which can lead to activation of mitochondrial stress responses (MSRs). Of particular recent interest has been the mitochondrial unfolded protein response (UPRmt), activated to restore protein
Christian Münch
doaj   +1 more source

Cellular Chaperones As Therapeutic Targets in ALS to Restore Protein Homeostasis and Improve Cellular Function

open access: yesFrontiers in Molecular Neuroscience, 2017
Heat shock proteins (Hsps) are ubiquitously expressed chaperone proteins that enable cells to cope with environmental stresses that cause misfolding and denaturation of proteins.
Bernadett Kalmar   +2 more
doaj   +1 more source

Disulfide Bonding in Neurodegenerative Misfolding Diseases

open access: yesInternational Journal of Cell Biology, 2013
In recent years an increasing number of neurodegenerative diseases has been linked to the misfolding of a specific protein and its subsequent accumulation into aggregated species, often toxic to the cell.
Maria Francesca Mossuto
doaj   +1 more source

Modulating protein quality control

open access: yeseLife, 2016
Small molecules that modulate the unfolded protein response have the potential to treat a variety of human protein misfolding diseases.
Lars Plate   +3 more
doaj   +1 more source

Protein misfolding disorders and macroautophagy

open access: yesCurrent Opinion in Cell Biology, 2011
A large group of diseases, termed protein misfolding disorders, share the common feature of the accumulation of misfolded proteins. The possibility of a common mechanism underlying either the pathogenesis or therapy for these diseases is appealing. Thus, there is great interest in the role of protein degradation via autophagy in such conditions where ...
Menzies, Fiona M   +2 more
openaire   +2 more sources

Plant-Derived Nanomaterials and Protein Misfolding Disorders: Green Production Approaches, Biological Interactions, and Research Trends (2015–2025)

open access: yesApplied Sciences
Protein misfolding and aggregation represent key pathological mechanisms in neurodegenerative and systemic amyloid disorders, yet disease-modifying therapeutic strategies remain limited.
Corina Dalia Toderescu   +5 more
doaj   +1 more source

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