Results 121 to 130 of about 755,597 (345)

"Alternative" endocytic mechanisms exploited by pathogens: new avenues for therapeutic delivery? [PDF]

open access: yes, 2007
Some pathogens utilize unique routes to enter cells that may evade the intracellular barriers encountered by the typical clathrin-mediated endocytic pathway.
Medina-Kauwe, LK
core   +1 more source

Endoplasmic reticulum phosphate transport

open access: yesKidney International, 1996
The major role of the liver endoplasmic reticulum phosphate/pyrophosphate transport proteins is the regulation of blood glucose levels. The glucose-6-phosphatase enzyme is an endoplasmic reticulum enzyme system which hydrolyzes glucose-6-phosphate to glucose and phosphate.
openaire   +2 more sources

Stress signaling from the lumen of the endoplasmic reticulum: coordination of gene transcriptional and translational controls.

open access: yesGenes & Development, 1999
All eukaryotic cells have an extensive membranous labyrinth network of branching tubules and flattened sacs called the endoplasmic reticulum (ER). Approximately one-third of all cellular proteins are translocated into the lumen of the ER where post ...
R. Kaufman
semanticscholar   +1 more source

ESCRT machinery mediates selective microautophagy of endoplasmic reticulum in yeast

open access: yes, 2019
ER-phagy, the selective autophagy of endoplasmic reticulum (ER), safeguards organelle homeostasis by eliminating misfolded proteins and regulating ER size. ER-phagy can occur by macroautophagic and microautophagic mechanisms.
Charlotta Funaya   +12 more
core   +2 more sources

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Effect of glucose deprivation on the expression of genes encoding glucocorticoid receptor and some related factors in ERN1-knockdown U87 glioma cells

open access: yesEndocrine Regulations, 2019
Objective. The aim of the present study was to examine the effect of glucose deprivation on the expression of genes encoded glucocorticoid receptor (NR3C1) and some related proteins (NR3C2, AHR, NRIP1, NNT, ARHGAP35, SGK1, and SGK3) in U87 glioma cells ...
Riabovol Olena O.   +6 more
doaj   +1 more source

Endoplasmic Reticulum Stress and Autophagy

open access: yesEndoplasmic Reticulum, 2018
In eukaryotic cells, the aggregation of the endoplasmic reticulum (ER)-mediated unfolded or misfolded proteins leads to disruption of the ER homeostasis, which can trigger ER stress.
M. F. Kabir, Hyung-Ryong Kim, H. Chae
semanticscholar   +1 more source

The proteasome biogenesis regulator Rpn4 cooperates with the unfolded protein response to promote ER stress resistance

open access: yes, 2019
Misfolded proteins in the endoplasmic reticulum (ER) activate the unfolded protein response (U PR), which enhances protein folding to restore homeostasis.
Aviram   +87 more
core   +1 more source

Developmental and Epileptic Encephalopathy due to Biallelic Pathogenic Variants in PIGM

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective PIGM encodes a critical enzyme in the glycosylphosphatidylinositol (GPI)‐anchor biosynthesis pathway. While promoter‐region mutations in PIGM have been associated with a relatively mild phenotype characterized by portal vein thrombosis and absence seizures, recent evidence suggests that coding‐region mutations result in a more severe
Júlia Sala‐Coromina   +11 more
wiley   +1 more source

Melatonin Induces Anti-Inflammatory Effects to Play a Protective Role via Endoplasmic Reticulum Stress in Acute Pancreatitis

open access: yesCellular Physiology and Biochemistry, 2016
Background/Aims: Melatonin, which is mainly secreted by the pineal gland and released into blood, has anti-inflammatory properties in acute pancreatitis. Many studies show that melatonin can relieve inflammation in taurocholate-induced acute pancreatitis.
Yina Chen   +6 more
doaj   +1 more source

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