Results 51 to 60 of about 1,344,802 (358)

HER2 regulates HIF-2α and drives an increased hypoxic response in breast cancer

open access: yesBreast Cancer Research, 2019
Background Tumour hypoxia is a driver of breast cancer progression associated with worse prognosis and more aggressive disease. The cellular response to hypoxia is mediated by the hypoxia-inducible transcription factors HIF-1 and HIF-2, whose ...
Edward J. Jarman   +7 more
doaj   +1 more source

HIF-1α, a novel piece in the NF-κB puzzle [PDF]

open access: yes, 2015
Hypoxia, or low oxygen availability, is an important physiological stimulus for multicellular organisms. Molecularly, hypoxia induces a transcriptional programme directed at restoration of oxygen homeostasis and cellular survival.
Bandarra, Daniel, Rocha, Sonia
core   +3 more sources

The key role of nitric oxide in hypoxia: hypoxic vasodilation and energy supply-demand matching [PDF]

open access: yes, 2013
Significance: a mismatch between energy supply and demand induces tissue hypoxia with the potential to cause cell death and organ failure. Whenever arterial oxygen concentration is reduced, increases in blood flow - 'hypoxic vasodilation' - occur in an ...
Alex Dyson   +23 more
core   +1 more source

Allogeneic mesenchymal stromal cells overexpressing mutant human Hypoxia-inducible factor 1-α (HIF1-α) in an ovine model of acute myocardial infarction [PDF]

open access: yes, 2016
Background-Bone marrow mesenchymal stromal cells (BMMSCs) are cardioprotective in acute myocardial infarction (AMI) because of release of paracrine angiogenic and prosurvival factors.
Crottogini, Alberto José   +11 more
core   +1 more source

Hypoxia-inducible factors in OSCC

open access: yesCancer Letters, 2011
Oral squamous cell carcinoma (OSCC) is a characteristic locally aggressive tumor in which hypoxia levels are very high, causing a low response to chemotherapy and providing basic resistance to anticancer drugs. Tumoral hypoxia directly depends on hypoxia-inducible factors (HIF).
Pérez Sayáns, Mario   +5 more
openaire   +3 more sources

Hypoxia and HIF activation as a possible link between sepsis and thrombosis

open access: yesThrombosis Journal, 2019
Risk factors for thrombosis include hypoxia and sepsis, but the mechanisms that control sepsis-induced thrombus formation are incompletely understood.
Colin E. Evans
doaj   +1 more source

Special Issue: Hypoxia-Inducible Factors: Regulation and Therapeutic Potential

open access: yesBiomedicines, 2021
Oxygen (O2) is an essential molecule [...]
Kiichi Hirota
doaj   +1 more source

MicroRNAs regulate T-cell production of interleukin-9 and identify hypoxia-inducible factor-2a as an important regulator of T helper 9 and regularoty T-cell differentiation [PDF]

open access: yes, 2016
MicroRNAs (miRNAs) regulate many aspects of helper T cell (Th) development and function. Here we found that they are required for the suppression of interleukin‐9 (IL‐9) expression in Th9 cells and other Th subsets. Two highly related miRNAs (miR‐15b and
Baumjohann   +37 more
core   +2 more sources

hypoxia-inducible factors activate CD133 promoter through ETS family transcription factors. [PDF]

open access: yesPLoS ONE, 2013
CD133 is a cellular surface protein that has been reported to be a cancer stem cell marker, and thus it is considered to be a potential target for cancer treatment. However, the mechanism regulating CD133 expression is not yet understood.
Shunsuke Ohnishi   +11 more
doaj   +1 more source

Hypoxia-Inducible Factors Regulate Osteoclasts in Health and Disease

open access: yesFrontiers in Cell and Developmental Biology, 2021
Hypoxia-inducible factors (HIFs) have become key transcriptional regulators of metabolism, angiogenesis, erythropoiesis, proliferation, inflammation and metastases. HIFs are tightly regulated by the tissue microenvironment.
Xianyi Meng   +3 more
doaj   +1 more source

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