Results 21 to 30 of about 5,116,336 (302)

Bacillus subtilis forms twisted cells with cell wall integrity defects upon removal of the molecular chaperones DnaK and trigger factor

open access: yesFrontiers in Microbiology, 2023
The protein homeostasis network ensures a proper balance between synthesis, folding, and degradation of all cellular proteins. DnaK and trigger factor (TF) are ubiquitous bacterial molecular chaperones that assist in protein folding, as well as ...
Judith Matavacas   +2 more
doaj   +1 more source

Protein homeostasis and aging in neurodegeneration [PDF]

open access: yesThe Journal of Experimental Medicine, 2010
Genetic and environmental factors responsible for numerous neurodegenerative diseases vary between disorders, yet age remains a universal risk factor. Age-associated decline in protein homeostasis, or proteostasis, enables disease-linked proteins to adopt aberrant tertiary structures, accumulate as higher-ordered aggregates, and cause a myriad of ...
Douglas, Peter M., Dillin, Andrew
openaire   +2 more sources

Yeast Bromodomain Factor 1 and Its Human Homolog TAF1 Play Conserved Roles in Promoting Homologous Recombination

open access: yesAdvanced Science, 2021
Histone acetylation is a key histone post‐translational modification that shapes chromatin structure, dynamics, and function. Bromodomain (BRD) proteins, the readers of acetyl‐lysines, are located in the center of the histone acetylation‐signaling ...
Haoyang Peng   +13 more
doaj   +1 more source

Bacterial Protein Homeostasis Disruption as a Therapeutic Intervention

open access: yesFrontiers in Molecular Biosciences, 2021
Cells have evolved a complex molecular network, collectively called the protein homeostasis (proteostasis) network, to produce and maintain proteins in the appropriate conformation, concentration and subcellular localization.
Laleh Khodaparast   +11 more
doaj   +1 more source

Protein homeostasis and synaptic plasticity [PDF]

open access: yesThe EMBO Journal, 2010
It is clear that de novo protein synthesis has an important function in synaptic transmission and plasticity. A substantial amount of work has shown that mRNA translation in the hippocampus is spatially controlled and that dendritic protein synthesis is required for different forms of long-term synaptic plasticity.
Cajigas, I., Will, T., Schuman, E.
openaire   +3 more sources

CRYPTOCHROMES promote daily protein homeostasis [PDF]

open access: yesThe EMBO Journal, 2021
The daily organisation of most mammalian cellular functions is attributed to circadian regulation of clock-controlled protein expression, driven by daily cycles of CRYPTOCHROME-dependent transcriptional feedback repression. To test this, we used quantitative mass spectrometry to compare wild-type and CRY-deficient fibroblasts under constant conditions.
Wong, David CS   +12 more
openaire   +5 more sources

Autophagy Impairment in App Knock-in Alzheimer’s Model Mice

open access: yesFrontiers in Aging Neuroscience, 2022
Alzheimer’s disease (AD) is characterized by impaired protein homeostasis leading to amyloid-β peptide (Aβ) amyloidosis. Amyloid precursor protein (APP) knock-in mice exhibit robust Aβ pathology, providing possibilities to determine its effect on protein
Richeng Jiang   +10 more
doaj   +1 more source

Research progress of integrated stress response in pathogenesis of Alzheimer's disease

open access: yesShanghai Jiaotong Daxue xuebao. Yixue ban, 2023
Integrated stress response (ISR) is a cellular adaptive response induced by stress, which is strictly regulated by multiple phosphokinases, phosphatases and other proteins to maintain protein homeostasis.
SUN Hui   +6 more
doaj   +1 more source

Potential roles for mitochondria-to-HSF1 signaling in health and disease

open access: yesFrontiers in Molecular Biosciences, 2023
The ability to respond rapidly and efficiently to protein misfolding is crucial for development, reproduction and long-term health. Cells respond to imbalances in cytosolic/nuclear protein homeostasis through the Heat Shock Response, a tightly regulated ...
Johnathan Labbadia
doaj   +1 more source

Mitochondrial Impairment in Sarcopenia

open access: yesBiology, 2021
Sarcopenia is defined by the age-related loss of skeletal muscle quality, which relies on mitochondrial homeostasis. During aging, several mitochondrial features such as bioenergetics, dynamics, biogenesis, and selective autophagy (mitophagy) are altered
Francesco Bellanti   +2 more
doaj   +1 more source

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