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Updated: Sep 4, 2025

A Method for Measuring RNA N6-methyladenosine Modifications in Cells and Tissues
Published on: December 5, 2016
Mutual regulation between N6-methyladenosine (m6A) modification and circular RNAs in cancer: impacts on therapeutic
Hong Lin1, Yuxi Wang2, Pinghan Wang3
1Department of Pharmacy, Sichuan Cancer Hospital & Institution, Sichuan Cancer Center, School of Medicine, University of Electronic Science and Technology of China, Chengdu, China.
Abstract:
The resistance of tumor cells to therapy severely impairs the efficacy of treatment, leading to recurrence and metastasis of various cancers. Clarifying the underlying mechanisms of therapeutic resistance may provide new strategies for overcoming cancer resistance. N6-methyladenosine (m6A) is the most prevalent RNA modification in eukaryotes, and is involved in the regulation of RNA splicing, translation, transport, degradation, stability and processing, thus affecting several physiological processes and cancer progression. As a novel type of multifunctional non-coding RNAs (ncRNAs), circular RNAs (circRNAs) have been demonstrated to play vital roles in anticancer therapy. Currently, accumulating studies have revealed the mutual regulation of m6A modification and circRNAs, and their interaction can further influence the sensitivity of cancer treatment. In this review, we mainly summarized the recent advances of m6A modification and circRNAs in the modulation of cancer therapeutic resistance, as well as their interplay and potential mechanisms, providing promising insights and future directions in reversal of therapeutic resistance in cancer.
Insights
Tumor cells resist cancer therapy, but understanding N6-methyladenosine (m6A) modifications and circular RNAs (circRNAs) offers new strategies. Their interplay impacts treatment sensitivity and overcoming cancer resistance.
Area of Science:
- Oncology
- Molecular Biology
- Epigenetics
Background:
- Therapeutic resistance in cancer leads to recurrence and metastasis.
- N6-methyladenosine (m6A) is a key RNA modification influencing gene expression and cancer progression.
- Circular RNAs (circRNAs) are emerging as critical regulators in anticancer therapy.
Purpose of the Study:
- To review recent advances in m6A modification and circRNAs in cancer therapeutic resistance.
- To explore the interplay between m6A and circRNAs in modulating treatment sensitivity.
- To provide insights into potential mechanisms and future directions for overcoming cancer resistance.
Main Methods:
- Literature review of recent studies on m6A, circRNAs, and cancer therapy.
- Analysis of the regulatory roles and interactions of m6A and circRNAs.
- Synthesis of findings related to therapeutic resistance mechanisms.
Main Results:
- m6A modification and circRNAs are mutually regulated and impact cancer treatment sensitivity.
- The interaction between m6A and circRNAs plays a significant role in modulating therapeutic resistance.
- Understanding these interactions offers novel strategies for cancer treatment.
Conclusions:
- m6A modification and circRNAs are crucial players in cancer therapeutic resistance.
- Their interplay presents promising therapeutic targets for reversing resistance.
- Further research into these mechanisms can guide the development of effective cancer therapies.
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