Results 101 to 110 of about 32,812 (263)

ATF4 inhibits tumor development and mediates p-GCN2/ASNS upregulation in colon cancer

open access: yesScientific Reports
Colon cancer (CC) is a highly malignant tumor with a high incidence and poor prognosis. This study aimed to explore the function and molecular mechanisms of activating transcription factor 4 (ATF4) in CC.
Jiawei Chen   +3 more
doaj   +1 more source

Role of ATF4 in dietary sulfur amino acid restriction

open access: yes, 2018
Dietary sulfur amino acid restriction (SAAR) increases food intake and energy expenditure and improves body composition. Dietary SAAR activates the integrated stress response (ISR), which orchestrates transcriptional changes through activating ...

core   +1 more source

One‐Step Induction of Oogonia‐Like and Pro‐Spermatogonia‐Like Cells From Porcine Pluripotent Stem Cells

open access: yesAdvanced Science, EarlyView.
This study established a one‐step method inducing pro‐spermatogonia‐like (activating SOX17) and oogonia‐like (activating SOX17/TFAP2C) cells from porcine pgEpiSCs with a NANOS3‐tdTomato reporter. EGF activates the core PGC program and supports survival; BMP4 further induces NANOS3 and DDX4 expression; IWR1 enhances PGCLC efficiency by suppressing ...
Pengcheng He   +14 more
wiley   +1 more source

Role of Activating Transcription Factor 4 in Metabolic, Neurologic, and Ocular Diseases

open access: yesCells
Cells respond to metabolic and environmental challenges through the integrated stress response (ISR), a cellular process that maintains homeostasis under diverse stressors.
Minwoo Kwon   +5 more
doaj   +1 more source

Activating Transcription Factor 4 (ATF4) Modulates Post-synaptic Development and Dendritic Spine Morphology

open access: yesFrontiers in Cellular Neuroscience, 2014
The ubiquitously expressed activating transcription factor 4 (ATF4) has been variably reported to either promote or inhibit neuronal plasticity and memory.
Jin eLiu   +3 more
doaj   +1 more source

Endoplasmic reticulum stress increases LECT2 expression via ATF4

open access: yes, 2021
Non-alcoholic fatty liver disease (NAFLD) is frequently associated with obesity, insulin resistance, and endoplasmic reticulum (ER) stress. Elevated circulating levels of the hepatokine leukocyte cell-derived chemotaxin-2 (LECT2) have also been noted in ...
최한석   +9 more
core   +1 more source

Aortic valve disease: Novel animal models for advancing our understanding of the underlying mechanisms

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Due to the complex pathophysiology of aortic valve disease (AVD) and the resulting lack of effective pharmacotherapy, existing animal models are valuable research tools, but each has its own strengths and limitations. This review systematically surveys the major AVD models, compares their induction methods, pathological features, advantages and ...
Liya Hou   +4 more
wiley   +1 more source

DDX3 regulates endoplasmic reticulum stress-induced ATF4 expression

open access: yes, 2017
Accumulation of unfolded and potentially toxic proteins in the endoplasmic reticulum (ER) activates a cell stress adaptive response, which involves a reprogramming of general gene expression.
Valérie Grenier St-Sauveur   +5 more
core   +1 more source

Animal models for investigating post‐stroke cognitive impairment: A neurovascular trafficking perspective

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Animal models enable mechanistic testing of how ischemic injury disrupts neurovascular trafficking and drives cognitive vulnerability after stroke. Complementary models capture distinct vascular, cellular, white matter, and cognitive features of PSCI.
Pratchaya Kaewkaen
wiley   +1 more source

Role of activating transcription factor 4 in the hepatic response to amino acid depletion by asparaginase

open access: yesScientific Reports, 2017
The anti-leukemic agent asparaginase activates the integrated stress response (ISR) kinase GCN2 and inhibits signaling via mechanistic target of rapamycin complex 1 (mTORC1).
Rana J. T. Al-Baghdadi   +7 more
doaj   +1 more source

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