Circhif1a

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August undefined, 2024

WebK The relative RNA levels of circHIF1A and linear HIF1A were analyzed by qRT-PCR assay after treatment with Actinomycin D in MDA-MB-231 cells. L The relative RNA levels of circHIF1A, linear HIF1A ... WebRegulation of HIF-1α stability can also be mediated by an oxygen-independent pathway. In the cytoplasm, HIF-1α is bound to heat-shock protein 90 (Hsp90), leading to enhanced …

HIF-1α pathway Abcam

WebThe breast cancer cells were used to establish the models in BALB/C nude mice and hypoxia exosomes with circHIF1A shRNA or the controls were injected into the nude … graphics card uses besides gaming

CircHIF1A regulated by FUS accelerates triple-negative …

WebcircHIF1A was selectively upregulated in hypoxic breast cancer exosomes specifically.25 Additionally, circHIF1A counteracting miR-580-5p-mediated inhibition on CD44 via sponging miR-580-5p was found to be the mechanism via which CAFs modulated the stemness of cancer cells. The discovery may establish circHIF1A WebApr 3, 2024 · This gene encodes the alpha subunit of transcription factor hypoxia-inducible factor-1 (HIF-1), which is a heterodimer composed of an alpha and a beta subunit. HIF-1 functions as a master regulator of cellular and systemic homeostatic response to hypoxia by activating transcription of many genes, including those involved in energy metabolism, … WebJul 28, 2024 · In another study, exosomal circHIF1A significantly promoted triple negative breast cancer growth. An exosomal circHIF1A/NFIB/FUS feedback loop was validated by Chen et al., as exosomal circHIF1A modulated the expression and translocation of NFIB through post-transcriptional and post-translational modification. chiropractor exton

EIF4A3-mediated circPRKCI expression promotes triple-negative

Frontiers Extracellular Vesicles: The Landscape in the Progression ...

WebThe discovery may establish circHIF1A as a therapeutic target in breast cancer treatment. Kaihua Yang et al . revealed that circEIF3K/miR-214/PD-L1 signaling axis was involved in the progression of colorectal cancer. 26 Similarly, circEIF3K was confirmed to be produced by CFAs and delivered to tumor cells via exosomes, indicating a novel ... WebMar 10, 2024 · Epithelial-to-mesenchymal transition (EMT) is a dynamic program of cell plasticity aberrantly reactivated in cancer. The crosstalk between tumor cells and the tumoral microenvironment (TME) has a pivotal importance for the induction of the EMT and the progression toward a malignant phenotype. Notably, exosomes are key mediators of this … graphics card utilityWebMay 10, 2024 · So, circHIF1A could be a novel biomarker for the diagnosis and therapeutic target of TNBC . Epithelial-mesenchymal transformation (EMT) is a fundamental level in TNBC metastasis. Epithelial-mesenchymal transformation (EMT) is a fundamental level in TNBC metastasis. graphics card valorant

"First, we constructed a circHIF1A overexpression plasmid and designed two small interfering RNAs (siRNAs) targeting the splicing junction of circHIF1A. CircHIF1A overexpression and knockdown efficiencies in TNBC were validated by qRT-PCR (Supplementary Fig. 2A). The expression levels of linear HIF1A … See more Fused in sarcoma (FUS) belongs to the FET family of ubiquitously expressed RNA-binding proteins involved in multiple stages of RNA processing [30, 31]. Recently, FUS was … See more Interestingly, we found that ectopic expression of NFIB could increase circHIF1A expression, while NFIB knockdown led to … See more Because the potential roles of FUS in TNBC progression are largely unknown, we conducted functional experiments with FUS overexpression … See more " - Circhif1a

Circhif1a

Emerging Roles of CircRNAs in Tumor Microenvironment

WebTong Chen et al. (2024) revealed that circHIF1A, which was upregulated in the plasma of BC patients, could be selectively loaded into exosomes secreted by BC cells. CircHIF1A promoted TNBC growth and metastasis by regulating NFIB expression and subcellular location and was involved in the circHIF1A/NFIB/FUS positive feedback loop. WebAug 1, 2024 · In addition, circHIF1A (circ_0032138) was upregulated in the exosomes, derived from hypoxic Carcinoma-Associated Fibroblasts (CAFs) with time-dependent manner, however it was not influenced by HIF ...

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WebHIF1A. Hypoxia-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. [5] [6] [7] The Nobel Prize in … WebAug 20, 2024 · The RNA-binding protein FUS regulates the biogenesis of circHIF1A by interacting with flanking introns, and significantly promotes TNBC growth and metastasis . Go to: 4. Cis-Regulatory Elements. In addition to trans-acting factors that regulate circRNA biogenesis, many cis-regulatory elements can also influence the cyclization of RNA. In ...

WebMechanistically, circHIF1A modulated the expression and translocation of NFIB through posttranscriptional and posttranslational modifications, resulting in the activation of the … WebJun 14, 2024 · [Cell Death Discovery] Through investigating cellular functions including cell proliferation and stem cell features, it was demonstrated that hypoxic cancer-associated …

WebMoreover, circHIF1A could be packaged into exosomes and was upregulated in the plasma of breast cancer patients. Our findings indicated that circHIF1A played a critical role in the growth and metastasis of TNBC via a positive feedback loop and that circHIF1A could be a promising biomarker for breast cancer diagnosis and a potential therapeutic ... WebJul 15, 2024 · The RNA-binding protein FUS regulates the biogenesis of circHIF1A by interacting with flanking introns, and significantly promotes TNBC growth and metastasis . 4. Cis-Regulatory Elements. In addition to trans-acting factors that regulate circRNA biogenesis, many cis-regulatory elements can also influence the cyclization of RNA. In …

WebcircHIF1A-miRNA-149-5p Interaction with NFIB: Promotion of cell proliferation and metastasis: 0.897: Chen 2024 : Table 2. Summary of the prognostic and predictive role of blood circulating ncRNAs for TNBC (AUC—area under the ROC, CR—complete response, HR—hazard ratio, OR—odds ratio, OS—overall survival, PD—progressive disease, PR ...

WebMar 2, 2024 · CircHIF1A regulated by FUS accelerates triple-negative breast cancer progression by modulating NFIB expression and translocation 13 March 2024 Tong Chen, Xiaolong Wang, … chiropractor evidence basedWebJan 1, 2024 · In addition to the PI3K/Akt pathways, circRNAs also change tumor glucose metabolism by regulating multiple different signaling pathways. For example, circCUL3 accelerates aerobic glycolysis in gastric cancer by regulating the STAT3/HK2 axis [70].CircHIF1A plays a critical role in the progression of triple-negative breast cancer … graphics card value chartWebLoop is the open research network that increases the discoverability and impact of researchers and their work. Loop enables you to stay up-to-date with the latest discoveries and news, connect with researchers and form new collaborations. graphics card utility toolWebApr 19, 2024 · A recent study revealed that circHIF1A (hsa_circ_0004623) promoted cancer cell proliferation and metastasis in triple-negative breast cancer (TNBC). Mechanistically, circHIF1A regulates the expression and translocation of NFIB through post-transcriptional and post-translational modifications, resulting in activation of the AKT/STAT3 signaling ... chiropractor facilityWebMar 21, 2024 · HIF1A (Hypoxia Inducible Factor 1 Subunit Alpha) is a Protein Coding gene. Diseases associated with HIF1A include Retinal Ischemia and Enchondromatosis, … graphics card uses check in laptopWebJun 12, 2024 · Candidate circHIF1A (circ_0032138) was screened out and it was confirmed that circHIF1A was up-regulated in the exosomes from hypoxic CAFs and their … chiropractor facebook ad copyWebAug 29, 2024 · We previously reported that circHIF1A could facilitate TNBC proliferation and metastasis by increasing the expression level of NFIB . However, the functions and underlying mechanisms of circRNAs in regulating chemoresistance of TNBC are largely unknown. Therefore, identifying circRNAs that possess regulatory roles in … chiropractor facility or doctor