Results 31 to 40 of about 1,938,673 (304)

Protein degradation and iron homeostasis

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Cell Research, 2012
Regulation of both systemic and cellular iron homeostasis requires the capacity to sense iron levels and appropriately modify the expression of iron metabolism genes. These responses are coordinated through the efforts of several key regulatory factors including F-box and Leucine-rich Repeat Protein 5 (FBXL5), Iron Regulatory Proteins (IRPs), Hypoxia ...
Thompson, Joel W., Bruick, Richard K.
openaire   +2 more sources

Dedicated chaperones coordinate co-translational regulation of ribosomal protein production with ribosome assembly to preserve proteostasis

open access: yeseLife, 2022
The biogenesis of eukaryotic ribosomes involves the ordered assembly of around 80 ribosomal proteins. Supplying equimolar amounts of assembly-competent ribosomal proteins is complicated by their aggregation propensity and the spatial separation of their ...
Benjamin Pillet   +6 more
doaj   +1 more source

Filter Retardation Assay for Detecting and Quantifying Polyglutamine Aggregates Using Caenorhabditis elegans Lysates [PDF]

open access: yes, 2018
Protein aggregation is a hallmark of several neurodegenerative diseases and is associated with impaired protein homeostasis. This imbalance is caused by the loss of the protein's native conformation, which ultimately results in its aggregation or ...
Mata Cabana, Alejandro   +3 more
core   +2 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

Proteostasis in the Male and Female Germline: A New Outlook on the Maintenance of Reproductive Health

open access: yesFrontiers in Cell and Developmental Biology, 2021
For fully differentiated, long lived cells the maintenance of protein homeostasis (proteostasis) becomes a crucial determinant of cellular function and viability.
Shenae L. Cafe   +7 more
doaj   +1 more source

Cholesterol metabolism is altered in Rett syndrome: A study on plasma and primary cultured fibroblasts derived from patients [PDF]

open access: yes, 2014
Rett (RTT) syndrome is a severe neurological disorder that affects almost exclusively females. Several detectable mutations in the X-linked methyl-CpG-binding protein 2 gene (MECP2) are responsible for the onset of the disease.
Di Tunno, Ilenia   +6 more
core   +3 more sources

Ubiquitin-Specific Peptidase 7: A Novel Deubiquitinase That Regulates Protein Homeostasis and Cancers

open access: yesFrontiers in Oncology, 2021
Ubiquitin-Specific Peptidase 7 (USP7), or herpes virus-associated protease (HAUSP), is the largest family of the deubiquitinating enzymes (DUBs). Recent studies have shown that USP7 plays a vital role in regulating various physiological and pathological ...
Lin Zhou   +6 more
doaj   +1 more source

Homeostasis as the Mechanism of Evolution. [PDF]

open access: yes, 2015
Homeostasis is conventionally thought of merely as a synchronic (same time) servo-mechanism that maintains the status quo for organismal physiology. However, when seen from the perspective of developmental physiology, homeostasis is a robust, dynamic ...
Torday, John S
core   +2 more sources

Endophilin-A Deficiency Induces the Foxo3a-Fbxo32 Network in the Brain and Causes Dysregulation of Autophagy and the Ubiquitin-Proteasome System

open access: yesCell Reports, 2016
Endophilin-A, a well-characterized endocytic adaptor essential for synaptic vesicle recycling, has recently been linked to neurodegeneration.
John D. Murdoch   +12 more
doaj   +1 more source

LETM1-Mediated K+ and Na+ Homeostasis Regulates Mitochondrial Ca2+ Efflux [PDF]

open access: yes, 2017
HIGHLIGHTS \u2022 Monovalent cation homeostasis is dysregulated upon LETM1 depletion \u2022 K+/H+ exchange activity is decreased in LETM1 knockdown cells \u2022 LETM1 depletion results in K+ accumulation in the mitochondrial matrix \u2022 LETM1 knockdown
Andrea Mattarei   +8 more
core   +3 more sources

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