Results 51 to 60 of about 180,302 (314)

HIF-1α Contributes to Hypoxia-induced Invasion and Metastasis of Esophageal Carcinoma via Inhibiting E-cadherin and Promoting MMP-2 Expression [PDF]

open access: yes, 2012
Hypoxia-inducible factor-1α (HIF-1α) has been found to enhance tumor invasion and metastasis, but no study has reported its action in esophageal carcinoma.
Cheng, Yun-Jie   +7 more
core   +1 more source

Downregulation of Proline Hydroxylase 2 and Upregulation of Hypoxia-Inducible Factor 1α are Associated with Endometrial Cancer Aggressiveness.

open access: yesCancer management and research, 2019
Proline hydroxylase 2 (PHD2) is involved in tumorigenesis. This study aimed to examine PHD2 and hypoxia-inducible factor 1α (HIF-1α) expression in different endometrial tissues and explore the correlations between PHD2 and HIF-1α expression with clinicopathological characteristics of endometrial cancer.We collected 50 tissue sections of endometrial ...
Zhu,Chengcheng   +8 more
openaire   +4 more sources

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

OTUB1 augments hypoxia signaling via its non-canonical ubiquitination inhibition of HIF-1α during hypoxia adaptation

open access: yesCell Death and Disease, 2022
As a main regulator of cellular responses to hypoxia, the protein stability of hypoxia-inducible factor (HIF)-1α is strictly controlled by oxygen tension dependent of PHDs-catalyzed protein hydroxylation and pVHL complex-mediated proteasomal degradation.
Xing Liu   +12 more
doaj   +1 more source

HIF-1α-independent hypoxia-induced rapid PTK6 stabilization is associated with increased motility and invasion [PDF]

open access: yes, 2014
This article has been made available through the Brunel Open Access Publishing Fund.PTK6/Brk is a non-receptor tyrosine kinase overexpressed in cancer.
Blokland, NJG   +8 more
core   +4 more sources

Early redox activities modulate Xenopus tail regeneration. [PDF]

open access: yes, 2018
Redox state sustained by reactive oxygen species (ROS) is crucial for regeneration; however, the interplay between oxygen (O2), ROS and hypoxia-inducible factors (HIF) remains elusive.
Ferreira, Fernando   +4 more
core   +2 more sources

p42/p44 Mitogen-activated Protein Kinases Phosphorylate Hypoxia-inducible Factor 1α (HIF-1α) and Enhance the Transcriptional Activity of HIF-1*

open access: yesJournal of Biological Chemistry, 1999
Hypoxia-inducible factor-1 (HIF-1) controls the expression of a number of genes such as vascular endothelial growth factor and erythropoietin in low oxygen conditions. However, the molecular mechanisms that underlie the activation of the limiting subunit,
D. Richard   +4 more
semanticscholar   +1 more source

Hypoxia induces oncogene yes-associated protein 1 nuclear translocation to promote pancreatic ductal adenocarcinoma invasion via epithelial–mesenchymal transition

open access: yesTumor Biology, 2017
Pancreatic ductal adenocarcinoma is one of the most lethal cancers. The Hippo pathway is involved in tumorigenesis and remodeling of tumor microenvironments.
Honglong Wei   +6 more
doaj   +1 more source

Inhibition of HIF-1 alpha by PX-478 enhances the anti-tumor effect of gemcitabine by inducing immunogenic cell death in pancreatic ductal adenocarcinoma [PDF]

open access: yes, 2015
This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are ...
Acland   +49 more
core   +1 more source

Loss of hypoxia-inducible factor 1α affects hypoxia tolerance in larval and adult zebrafish (Danio rerio)

open access: yesProceedings of the Royal Society B, 2020
The coordination of the hypoxic response is attributed, in part, to hypoxia-inducible factor 1α (Hif-1α), a regulator of hypoxia-induced transcription. After the teleost-specific genome duplication, most teleost fishes lost the duplicate copy of Hif-1α ...
M. Mandić, C. Best, S. Perry
semanticscholar   +1 more source

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