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Background: Long noncoding RNAs (LncRNAs) have been confirmed to play crucial roles in cancer biology. Gastric cancer (GC) is the third leading cause of cancer related death, and () is the major risk factor for GC. In this study, we focused on the roles of -related lncRNAs in the progression of GC.
Method: Differentially expressed lncRNAs were identified through RNA-seq analysis of -infected GC cells.
Results: We found that the expression of the lncRNA THAP9-AS1 was up-regulated after infection of GC cells with and was higher in GC tissues than in gastritis tissues. Colony formation, CCK8 and transwell assays were executed to show that THAP9-AS1 can promote GC cell proliferation and migration in vitro. Our study identified the pro-oncogenic lncRNA THAP9-AS1, which has a higher expression level in GC tissues than in gastritis tissues and which promoted the proliferation and migration of GC cells in vitro.
Conclusion: These findings may provide a potential therapeutic target for -associated GC.
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http://dx.doi.org/10.2147/OTT.S201832 | DOI Listing |
Acta Pharmacol Sin
September 2025
Department of Physiology and Pathophysiology, School of Basic Medical Sciences, Fudan University, Shanghai, 200032, China.
Chemotherapeutic resistance is a significant issue in the treatment of breast cancer, which is related to pyroptosis inhibition. Increasing evidence suggests that long non-coding RNAs (lncRNAs) contribute to tumorigenesis and drug resistance. In this study we investigated the role of the lncRNA STMN1P2 in doxorubicin resistance in breast cancer, as well as its correlation with pyroptosis inhibition.
View Article and Find Full Text PDFCell Death Discov
September 2025
Department of Molecular Oncology, King Faisal Specialist Hospital & Research Centre, Riyadh, Saudi Arabia.
Ado-trastuzumab is considered a standard treatment for patients with HER2+ metastatic breast cancer (mBC). Current clinical practices do not reliably predict therapeutic outcomes for patients who are refractory to therapy. Long noncoding RNAs (lncRNAs) are emerging as critical regulators of gene expression and therapeutic resistance, and the use of lncRNAs as tumor biomarkers is becoming more common in other diseases.
View Article and Find Full Text PDFOpen Biol
September 2025
National Brain Research Centre, Manesar, Haryana, India.
E3 ubiquitin ligases regulate the cellular proteome proteasome-dependent protein degradation; however, there exist limited studies outlining their non-canonical functions. RNA-binding ubiquitin ligases (RBULs) represent a subset of E3 ligases that harbour RNA-binding domains, making them uniquely positioned to function as both RNA-binding proteins and E3 ligases. Our initial microarray screen for E3 ligases from mouse cortical neural progenitor cells identified MEX3B, a known RNA-binding ubiquitin ligase, to be differentially expressed.
View Article and Find Full Text PDFInt Immunopharmacol
September 2025
Department of Pathology, The Second Affiliated Hospital of Anhui Medical University, Hefei, Anhui 230601, PR China; Department of Pathology, The First Affiliated Hospital of Anhui Medical University, Hefei, Anhui 230061, PR China. Electronic address:
Tumor-associated neutrophils (TANs) play a critical role in breast cancer progression. This study demonstrated that high CD66b TANs infiltration correlated with poor disease-free survival (DFS) and promoted proliferation, migration, and invasion of breast cancer cells in vitro. Conversely, the immune-related long non-coding RNA C6orf99 was downregulated in breast cancer and associated with favorable DFS.
View Article and Find Full Text PDFPlant J
September 2025
College of Agriculture and Biotechnology, Zhejiang University, Hangzhou, 310058, China.
Genome imbalance, resulting from varying the dosage of individual chromosomes (aneuploidy), has a more detrimental effect than changes in complete sets of chromosomes (haploidy/polyploidy). This imbalance is likely due to disruptions in stoichiometry and interactions among macromolecular assemblies. Previous research has shown that aneuploidy causes global modulation of protein-coding genes (PCGs), microRNAs, and transposable elements (TEs), affecting both the varied chromosome (cis-located) and unvaried genome regions (trans-located) across various taxa.
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