Circhif1a

Author: kfaz

August undefined, 2024

WebJun 14, 2024 · [Cell Death Discovery] Through investigating cellular functions including cell proliferation and stem cell features, it was demonstrated that hypoxic cancer-associated … WebJun 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 …

Cancers Free Full-Text Mechanisms Regulating Abnormal …

WebJun 14, 2024 · [Cell Death Discovery] Through investigating cellular functions including cell proliferation and stem cell features, it was demonstrated that hypoxic cancer-associated … 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, … how many americans died in pearl harbor

CircRNA-CREIT inhibits stress granule assembly and overcomes ...

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 WebJan 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 … 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 … high operating temperature

Mechanisms Regulating Abnormal Circular RNA Biogenesis in …

Emerging Roles of CircRNAs in Tumor Microenvironment

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 … 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. high operating temperature ir sensorWebTong 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. high opinion crossword

"WebApr 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 ... " - Circhif1a

Circhif1a

Secreted Non-Coding RNAs: Functional Impact on the Tumor ...

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 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 …

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WebDec 1, 2024 · The circHIF1A can act as a sponge for miR-580-5p and decrease the level of miR-580-5p, which was shown to target the CD44 molecule (CD44) mRNA and decrease the expression of CD44. In this way, the up-regulated circHIF1A from CAFs-derived exosome in hypoxia can boost the expression of CD44 indirectly, and then enhance the …

WebMini-Circuits. Manufacturer Product Number. PHA-1+. Description. IC RF AMP CATV 50MHZ-6GHZ SOT89. Manufacturer Standard Lead Time. 10 Weeks. Detailed … 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 ...

WebApr 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. 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 ...

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, …

WebJun 3, 2024 · Posttranscriptional tRNA modifications are essential for proper gene expression, and defects in the enzymes that perform tRNA modifications ar ... high operatorWebAug 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 ... high opexWebJul 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 … how many americans died in the vietnam warWebMechanistically, circHIF1A modulated the expression and translocation of NFIB through posttranscriptional and posttranslational modifications, resulting in the activation of the … high operating profit margin meansWebJun 12, 2024 · Europe PMC is an archive of life sciences journal literature. how many americans died in the lusitaniaWebAug 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 … high opinion 7 lettersWebJan 4, 2024 · Zhan et al. have found that circHIF1A from CAF-derived exosomes can be taken up by breast cancer cells and thus plays an important role in the regulation of cancer stem cell properties by sponging miR-580-5p and therefore changing CD44 expression. In addition, exosomal circsl7a6 secreted by CAFs is reported to promote the initiation of CRC. high opinion synonym