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RBM15-Mediated N6-Methyl Adenosine (m6A) Modification of EZH2 Drives the Epithelial-Mesenchymal Transition of
1Department of Obstetrics and Gynecology Ward 2, Harbin Medical University Affiliated Second Hospital, Harbin City 150081, China.
Critical Reviews in Eukaryotic Gene Expression
|June 6, 2024
Summary
RNA-binding protein 15 (RBM15) promotes cervical cancer growth and spread by regulating the EZH2/FN1 pathway. Targeting this RBM15/EZH2/FN1 signaling cascade offers a potential therapeutic strategy for cervical cancer.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- RNA-binding protein 15 (RBM15) is implicated as an oncogene in various cancers.
- Limited research exists on the specific role of RBM15 in cervical cancer development and progression.
Purpose of the Study:
- To investigate the functional role and molecular mechanisms of RBM15 in cervical cancer.
- To explore the potential of targeting the RBM15 pathway for therapeutic interventions.
Main Methods:
- Quantitative real-time PCR (RT-qPCR) and Western blotting for gene and protein expression analysis.
- Cell proliferation, migration, and invasion assays (CCK-8, colony formation, EdU, scratch, Transwell).
- RNA immunoprecipitation (MeRIP), luciferase, and chromatin immunoprecipitation (ChIP) assays to elucidate molecular interactions and modifications.
Main Results:
- RBM15 expression was significantly upregulated in cervical cancer tissues and cell lines, correlating with poor clinical outcomes.
- RBM15 knockdown suppressed cervical cancer cell proliferation, migration, invasion, and epithelial-mesenchymal transition (EMT).
- RBM15 promotes N6-methyl adenosine (m6A) modification and translation of EZH2, which subsequently binds to the fibronectin 1 (FN1) promoter, forming the RBM15/EZH2/FN1 signaling cascade.
Conclusions:
- The RBM15/EZH2/FN1 signaling pathway is a key driver of proliferation and EMT in cervical cancer.
- RBM15 acts as an oncogene in cervical cancer, promoting tumor aggressiveness through the EZH2/FN1 axis.
- Targeting the RBM15/EZH2/FN1 pathway represents a promising therapeutic strategy for cervical cancer treatment.
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