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Updated: Jan 2, 2026

A Method for Measuring RNA N6-methyladenosine Modifications in Cells and Tissues
Published on: December 5, 2016
Functions of N6-methyladenosine and its role in cancer
Liuer He1,2, Huiyu Li1,2, Anqi Wu1
1Department of Pathology, Xiangya Hospital, School of Basic Medical Sciences, Central South University, Changsha, 410008, Hunan Province, China.
Abstract:
N6-methyladenosine (m6A) is methylation that occurs in the N6-position of adenosine, which is the most prevalent internal modification on eukaryotic mRNA. Accumulating evidence suggests that m6A modulates gene expression, thereby regulating cellular processes ranging from cell self-renewal, differentiation, invasion and apoptosis. M6A is installed by m6A methyltransferases, removed by m6A demethylases and recognized by reader proteins, which regulate of RNA metabolism including translation, splicing, export, degradation and microRNA processing. Alteration of m6A levels participates in cancer pathogenesis and development via regulating expression of tumor-related genes like BRD4, MYC, SOCS2 and EGFR. In this review, we elaborate on recent advances in research of m6A enzymes. We also highlight the underlying mechanism of m6A in cancer pathogenesis and progression. Finally, we review corresponding potential targets in cancer therapy.
Insights
N6-methyladenosine (m6A) regulates gene expression and cellular processes. This review explores m6A
Area of Science:
- Epigenetics and RNA Biology
- Molecular Oncology
Background:
- N6-methyladenosine (m6A) is the most abundant internal modification on eukaryotic messenger RNA (mRNA).
- m6A regulates gene expression, impacting critical cellular processes such as self-renewal, differentiation, invasion, and apoptosis.
- The dynamic regulation of m6A involves methyltransferases, demethylases, and reader proteins, influencing RNA metabolism.
Purpose of the Study:
- To review recent advances in the research of m6A enzymes.
- To highlight the mechanisms by which m6A influences cancer pathogenesis and progression.
- To discuss potential therapeutic targets related to m6A in cancer treatment.
Main Methods:
- Literature review of recent scientific publications on m6A.
- Analysis of the roles of m6A methyltransferases, demethylases, and reader proteins.
- Examination of m6A's involvement in the regulation of oncogenes and tumor suppressor genes.
Main Results:
- m6A modification is crucial for regulating gene expression and cellular functions.
- Aberrant m6A levels are implicated in the pathogenesis and progression of various cancers.
- Specific m6A-related genes (e.g., BRD4, MYC, SOCS2, EGFR) are dysregulated in cancer.
Conclusions:
- m6A plays a significant role in cancer development by modulating tumor-related gene expression.
- Understanding m6A regulatory mechanisms provides insights into cancer pathogenesis.
- m6A-related enzymes and pathways represent promising targets for novel cancer therapies.
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