Evidence map›Paper›PMID 40515792›Full record

ArticleJournal of molecular histology2025

METTL3 promotes the hypertrophic scar fibrosis via m6A RNA methylation of GRAMD1B mRNA.

Wanli Guo, Wei Song, Yanbin Zhai, Peiyi Bai, Zhihui Guo, Xiaorui Tian, Peng Duan

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Article in Journal of molecular histology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Review
  2. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Wanli GuoBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China.
Wei SongBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China.
Yanbin ZhaiBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China.
Peiyi BaiBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China.
Zhihui GuoBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China.
Xiaorui TianBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China.
Peng DuanBurn Department, General Hospital of TISCO (Taiyuan Iron and Steel (Group) Co., Ltd), No. 213 North Street, Xinhualing District, Taiyuan, Shanxi Province, China. dp661033@163.com.

Funding

the General Hospital of TISCO 202010
6 · The paper itself

Abstract

Hypertrophic scarring (HS) is a common fibrotic disorder characterized by excessive extracellular matrix deposition and fibroblast proliferation. N6-methyladenosine (m6A) RNA methylation, mediated by METTL3, has emerged as a critical regulator of gene expression and cellular processes. This study investigates the role of METTL3-mediated m6A methylation in hypertrophic scar fibrosis. We found that METTL3 expression and m6A RNA methylation levels were significantly elevated in human hypertrophic scar tissues and TGF-β1-induced human dermal fibroblasts. Silencing METTL3 reduced m6A methylation, impaired fibroblast proliferation, and decreased the mRNA and protein expression of fibrotic markers (ACTA2, Col1a1, Col3a1, and CTGF). Bioinformatics analysis identified GRAMD1B as a key differentially expressed gene in HS tissues. METTL3-mediated m6A methylation enhanced GRAMD1B mRNA stability, promoting its expression. These findings suggest that METTL3 contributes to hypertrophic scar fibrosis by regulating m6A methylation of GRAMD1B mRNA, highlighting METTL3 as a potential therapeutic target for fibrotic disorders.

Indexed as

AdenosineCicatrix, HypertrophicMethyltransferasesRNA, MessengerCell ProliferationFemaleFibroblastsFibrosisGene Expression RegulationHumansMaleMethylationRNA MethylationAdenosineMethyltransferasesMETTL3 protein, humanN-methyladenosineRNA, MessengerGRAMD1BHypertrophic scar fibrosism6A methylationMETTL3

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.