N6-methyladenosine

N6-methyladenosine (m6A) is the most abundant internal modification in messenger RNA and other RNA molecules, where it helps regulate gene expression after transcription. Specialized “writer” enzymes, including METTL3-METTL14, add methyl groups to adenosine; “eraser” enzymes such as FTO and ALKBH5 remove them, while reader proteins recognize m6A and influence RNA splicing, stability, transport, and translation. In medicine, m6A research clarifies how cells control development, immunity, metabolism, and tumor progression. These regulatory pathways may support biomarker development and the design of therapies that target abnormal RNA modification in cancer and other diseases.

N6-methyladenosine - Related Videos

Research

JoVE Journal - Medicine

Dot Blot Assay for Detecting Global N6-Methyladenosine RNA Modification Levels

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2026

Here, we present a protocol to semi-quantitatively assess global m⁶A levels using dot blot. Total RNA is extracted, denatured, spotted on a nylon membrane, probed with anti-m⁶A antibody, and visualized by chemiluminescence. Signal intensity, quantified by ImageJ grayscale analysis, reflects relative methylation abundance, providing a reproducible workflow for research.

Research

JoVE Journal - Biochemistry
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A Method for Measuring RNA N6-methyladenosine Modifications in Cells and Tissues

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Cited by 7 •

2016

A modified northern blotting method for measuring N6-methyladenosine (m6A) modifications in RNA is described. The current method can detect modifications in diverse RNAs and controls under various experimental designs.

MeRIP-qPCR Assay for Detecting m6A Modification Levels of Specific RNA in Osteosarcoma Cells

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2025

This protocol provides a detailed approach to assessing m6A modification levels of specific RNA using MeRIP-qPCR.

Plant Sample Preparation for Nucleoside/Nucleotide Content Measurement with An HPLC-MS/MS

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Cited by 3 •

2021

A precise and reproducible method for in vivo nucleosides/nucleotides quantification in plants is described here. This method employs an HPLC-MS/MS.

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