Hif - 1α
WebThe oxygen-regulated subunit, HIF-1alpha, is stabilized in cells exposed to hypoxia. The regulation of hypoxic responses by nitric oxide (NO) is believed to have wide … WebThe HIF-1α siRNA group and the control siRNA group were transfected with HIF-1α-siRNA and Control-siRNA for 48 h and then were cultured with 200 μmol/L Co Cl2 for 12 h. The expression levels of HIF-1α, GLUT-1, and PKM2 mRNA and protein in the cells of the four groups were detected by quantitative real-time PCR (qRT-PCR) and Western blotting.
Hif - 1α
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Web3 de ago. de 2024 · HIF-1α is the main regulator of hypoxia signaling and is widely expressed (20-22). HIF-1α is involved in the occurrence and development of various liver diseases, including alcoholic liver disease (ALD), nonalcoholic fatty liver disease (NAFLD), viral hepatitis, liver fibrosis, drug-induced liver injury and hepatocellular carcinoma (HCC) … Web23 de jul. de 2024 · HIF-1α Antibody (28b) is available as both the non-conjugated anti-HIF-1 alpha antibody form, as well as multiple conjugated forms of anti-HIF-1 alpha antibody, including agarose, HRP, PE, FITC and multiple Alexa Fluor ® conjugates. Cell growth and viability is compromised by oxygen deprivation (hypoxia).
http://jms.qdu.edu.cn/Upload/html/59011.htm WebAs a test of HIF-1α function, the ability of hypoxia to increase HIF-1α-dependent transcription was measured using a reporter construct containing a promoter with a HIF …
Web关键词:siah2； hif-1α； 喉鳞状细胞癌. siah2蛋白作为一种e3泛素连接酶，能够促使底物蛋白发生泛素化降解，目前研究指出siah2可以通过siah2/ phd/ hif-1α信号通路发挥促癌作用。本研究通过检测siah2和hif-1α蛋白的表达，探讨二者在喉鳞状细胞癌中的临床病理意义。 WebHIF-1α is a transcription factor that regulates glycolysis, angiogenesis, and cell survival. 12 HIF-1α in normal oxygen conditions is unstable and cannot be detected due to hydroxylation. In hypoxic conditions, HIF-1α is stable and undergoes translocation from cytoplasm to nucleus and binds to specific promoter hypoxia response element sites that …
WebHIF-1α regulates the transcription of over 40 genes, including erythropoietin, glucose transporters, glycolytic enzymes, vascular endothelial growth factor, and other genes whose protein products increase oxygen delivery or facilitate metabolic adaptation to hypoxia.
Web13 de jan. de 2024 · HIF-1α stabilization is critical for myeloid cell-mediated inflammation and neutrophil survival in hypoxic tissue. 1,2 The stabilization of HIF-1α has been shown to mediate the pro-inflammatory effects of hypoxia; however, prolonged or exaggerated expression of HIF-1α is linked to pathological inflammatory conditions such as … chisholm trail wineryWeb11 de abr. de 2024 · HIF-1α directly bound to the promoter of TMEM237 to transactivate its expression. The overexpression of TMEM237 was frequently detected in HCC and associated with poor clinical outcomes in patients. TMEM237 facilitated the proliferation, migration, invasion, and EMT of HCC cells and promoted tumor growth and metastasis in … graph of 3x+1Web14 de ago. de 2001 · While the studies reported herein were being completed, Ivan et al. and Jaakkola et al. reported that mammalian cell lysates can hydroxylate HIF-1α at Pro … graph of 7iWeb1 de mai. de 2002 · The HIF-1α side chains are in light blue, and the backbone is in medium blue. The N segment is in an orientation similar to that of (A). The approximate boundaries of the N and C segments and of the bulge are indicated. ( C) Closeup view of the bulge and the C-segment area of the HIF-1α peptide–pVHL complex. chisholm trail wichita kansasWeb19 de set. de 2012 · The heterodimer HIF-1α (hypoxia inducible factor)/HIF-β (also known as ARNT-aryl hydrocarbon nuclear translocator) is a key mediator of cellular response to hypoxia. The interaction between these … graph of 7 yr tHypoxia-inducible factor 1-alpha, also known as HIF-1-alpha, is a subunit of a heterodimeric transcription factor hypoxia-inducible factor 1 (HIF-1) that is encoded by the HIF1A gene. The Nobel Prize in Physiology or Medicine 2024 was awarded for the discovery of HIF. HIF1A is a basic helix-loop-helix … Ver mais HIF1 is a heterodimeric basic helix-loop-helix structure that is composed of HIF1A, the alpha subunit (this protein), and the aryl hydrocarbon receptor nuclear translocator (Arnt), the beta subunit. HIF1A contains a … Ver mais The transcription factor HIF-1 plays an important role in cellular response to systemic oxygen levels in mammals. HIF1A activity is regulated by a host of post-translational modifications: hydroxylation, acetylation, and phosphorylation. … Ver mais HIF1A is overexpressed in many human cancers. HIF1A overexpression is heavily implicated in promoting tumor growth and metastasis through its role in initiating angiogenesis and regulating cellular metabolism to overcome hypoxia. Hypoxia promotes apoptosis … Ver mais • Hypoxia inducible factors Ver mais The human HIF1A gene encodes for the alpha subunit, HIF1A of the transcription factor hypoxia-inducible factor (HIF1). Its protein expression level can be measured by antibodies … Ver mais HIF1A abundance (and its subsequent activity) is regulated transcriptionally in an NF-κB-dependent manner. In addition, the coordinated activity … Ver mais HIF1A has been shown to interact with: • ARNTL, • ARNT, • CREBB, • EP300, • HIF1AN, Ver mais graph of 6-xWebHIF1 is a heterodimer composed of a 120-kD HIF1-alpha subunit complexed with a 91- to 94-kD HIF1-beta subunit ( Wang et al., 1995 ). Cloning and Expression Wang et al. (1995) identified cDNAs encoding HIF1-alpha and HIF1-beta. They determined that HIF1-beta is identical to ARNT ( 126110 ). chisholm trail winery for sale