Evidence map›Paper›PMID 40549286›Full record

ArticleApplied biochemistry and biotechnology2025

METTL14/YTHDF2 m6A Axis Protects Against M2 Macrophage Polarization in Endometriosis by Regulating KLF4 Stability.

Li Li, Xiaoyan Wang, You Wu, Yi Liu, Mingzhe Zhang

Abstract read
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In one paragraph

Article in Applied biochemistry and biotechnology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. Article
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

5 authors.

Li LiDepartnent of Reproductive Medicine, Affiliated Hospital of Zunyi Medical University, No. 149 Dalian Road, Zunyi, Guizhou Province, 563000, China. yi111_157@163.com.ORCID http://orcid.org/0009-0007-4152-8054
Xiaoyan WangDepartnent of Reproductive Medicine, Affiliated Hospital of Zunyi Medical University, No. 149 Dalian Road, Zunyi, Guizhou Province, 563000, China.
You WuDepartnent of Reproductive Medicine, Affiliated Hospital of Zunyi Medical University, No. 149 Dalian Road, Zunyi, Guizhou Province, 563000, China.
Yi LiuDepartnent of Gyneccology, Affiliated Hospital of Zunyi Medical University, No. 149 Dalian Road, Zunyi, Guizhou Province, 563000, China.
Mingzhe ZhangDepartnent of Reproductive Medicine, Affiliated Hospital of Zunyi Medical University, No. 149 Dalian Road, Zunyi, Guizhou Province, 563000, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Endometriosis (EMs) is a chronic inflammatory disorder featured by infertility and pain. The role of N6-methyladenosine (m6A) in EMs has been evidenced. This study investigated the molecular mechanism of METTL14-m6A-KLF4 modulating macrophage polarization in EMs. RT-qPCR assay was conducted to test METTL14 levels in tissues and cells and the relative mRNA levels of M2 (Arg-1, Fizz1) and M1 (iNOS, IL-1β) factors in the supernatant after co-culture of macrophages with normal endometrial stromal cells (nESCs) or ectopic endometrial stromal cells (eESCs). CD206 and CD86 expression, as well as Arg-1, IL-10, and IL-4 levels, were assessed. Meanwhile, the relationship between METTL14 and the m6A modification of KLF4 was analyzed. Additionally, the effect of KLF4-activated M2 macrophages on in vitro ESC progression was observed. Cellular and tissue METTL14 was under-expressed in EMs. METTL14 expression might be related to macrophage M2 polarization. Co-culture of eESCs overexpressing METTL14 and macrophages downregulated Arg-1, Fizz1, CD206, IL-10, and IL-4 levels. Mechanistically, METTL14 could mediate KLF4 m6A modification through the m6A reading protein YTHDF2. KLF4 overexpression could nullify METTL14 re-expression-repressed M2 macrophage polarization. In addition, KLF4-activated M2 macrophages accelerated the proliferation and migration of ESCs in vitro. METTL14-m6A-KLF4 regulated macrophage polarization in EMs.

Indexed as

AdenosineEndometriosisKruppel-Like Transcription FactorsMacrophagesMethyltransferasesRNA-Binding ProteinsAdultFemaleHumansKruppel-Like Factor 4AdenosineKLF4 protein, humanKruppel-Like Factor 4Kruppel-Like Transcription FactorsMethyltransferasesMETTL14 protein, humanN-methyladenosineRNA-Binding ProteinsEndometriosisKLF4Macrophage polarizationMETTL14N6-methyladenosineYTHDF2

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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.