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Updated: Jun 9, 2025

Author Spotlight: Decoding RNA Methylation's Role in Pancreatic Cancer - A Single-Base Resolution Study
Published on: July 7, 2023
The role of m5C RNA modification in cancer development and therapy
Li Yu1, Hongen Xu2,3, Hanchu Xiong3
1Cancer Center, Department of Nursing, Zhejiang Provincial People's Hospital (Affiliated People's Hospital), Hangzhou Medical College, Hangzhou, Zhejiang, China.
Abstract:
RNA modifications have been demonstrated to affect the function, stability, processing, and interactions of RNA, including pseudouridylation, acetylation and methylation. RNA methylation products, such as N6-methyladenosine (m6A), 5-methylcytidine (m5C), N7-methylguanosine (m7G), 2'-O-dimethyladenosine (m6Am), and N1-methyladenosine (m1A), have been reported to participate in tumorigenesis and tumor progression. The role of m6A in carcinogenesis has been well studied and summarized. In this review, we described the biological functions of m5C RNA modifications in tumorigenesis and tumor progression. Moreover, we highlighted the molecular mechanisms of m5C RNA modification in oncogenesis. Furthermore, we discussed whether targeting m5C regulator-associated genes could be a novel strategy for improving therapeutic outcomes in patients with cancer.
Insights
This review focuses on 5-cytosine methylation (m5C) RNA modifications, exploring their roles in cancer development and progression. Targeting m5C regulators may offer new cancer treatment strategies.
Area of Science:
- Molecular Biology
- Epigenetics
- Oncology
Background:
- RNA modifications influence RNA function, stability, processing, and interactions.
- Various RNA methylation types, including m6A, m5C, m7G, m6Am, and m1A, are implicated in tumorigenesis.
- While m6A's role in cancer is established, m5C's functions require further elucidation.
Purpose of the Study:
- To describe the biological functions of 5-cytosine methylation (m5C) RNA modifications in tumorigenesis and tumor progression.
- To highlight the molecular mechanisms underlying m5C RNA modification in oncogenesis.
- To discuss the potential of targeting m5C regulator-associated genes as a novel cancer therapeutic strategy.
Main Methods:
- Literature review of existing studies on m5C RNA modifications.
- Analysis of molecular mechanisms linking m5C to cancer.
- Discussion of therapeutic implications of targeting m5C regulators.
Main Results:
- m5C RNA modifications play significant roles in cancer development and progression.
- Specific molecular pathways involving m5C regulators in oncogenesis were identified.
- Targeting m5C regulators presents a promising avenue for cancer therapy.
Conclusions:
- m5C RNA modifications are critical players in cancer biology.
- Understanding m5C mechanisms provides insights into oncogenesis.
- Targeting m5C regulators offers a potential novel therapeutic strategy for cancer patients.
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