Circhif1a
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 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 ...
Circhif1a
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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, … WebMechanistically, circHIF1A modulated the expression and translocation of NFIB through posttranscriptional and posttranslational modifications, resulting in the activation of the …
WebJun 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 … WebJan 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 …
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, … WebIn BC, sEVs derived from hypoxic CAFs show higher circHIF1A levels than normoxic CAFs. circHIF1A acts as a sponge for miR-580-5p, lowering its levels, whilst miR-580-5p targets the CD44 molecule mRNA, decreasing CD44 expression . Protein transfer from CAFs to cancer cells through sEVs also plays an essential role in tumorigenesis. Breast ...
WebMar 21, 2024 · HIF1A (Hypoxia Inducible Factor 1 Subunit Alpha) is a Protein Coding gene. Diseases associated with HIF1A include Retinal Ischemia and Enchondromatosis, …
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. granger healowWebJul 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 … chin family historyWebJun 14, 2024 · [Cell Death Discovery] Through investigating cellular functions including cell proliferation and stem cell features, it was demonstrated that hypoxic cancer-associated fibroblasts exosomes transferred circHIF1A into breast cancer cells, which played an important role in cancer stem cell properties sponging miR-580-5p by regulating CD44 … granger healthWebApr 15, 2024 · CircHIF1A promoted TNBC progression both in vitro and in vivo A (left) Cluster heat map showed the differentially expressed genes in MDA-MB-231 cells with circHIF1A overexpression and control cells. chin-fai wongWebMar 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 … chin fairy tailWebJan 11, 2024 · In support of circHIF1A as a biomarker and target molecule for breast cancer therapy, Zhan and colleagues identified this molecule in a screening of circRNA present in exosomes from hypoxic CAFs in breast cancer . circHIF1A from hypoxic CAFs-derived exosomes proved to be an important player in conferring stem cell properties to breast … granger gta5 customizedWebAug 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 … chin fairing sportster