Evidence map›Paper›PMID 41585170›Full record

ArticleJournal of dental sciences2026

Metformin alleviates the progression of oral submucous fibrosis through downregulation of metastasis associated lung adenocarcinoma transcript 1 (MALAT1).

Pei-Ling Hsieh, Fang-Yu Chang, Po-Hsuan Tang, Yi-Wen Liao, Cheng-Chia Yu, Chia-Ming Liu

Abstract read
In one paragraph

Article in Journal of dental sciences, 2026. 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. 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

6 authors.

Pei-Ling HsiehDepartment of Anatomy, School of Medicine, China Medical University, Taichung, Taiwan.
Fang-Yu ChangDepartment of Dentistry, Chung Shan Medical University Hospital, Taichung, Taiwan.
Po-Hsuan TangInstitute of Oral Sciences, Chung Shan Medical University, Taichung, Taiwan.
Yi-Wen LiaoInstitute of Oral Sciences, Chung Shan Medical University, Taichung, Taiwan.
Cheng-Chia YuDepartment of Dentistry, Chung Shan Medical University Hospital, Taichung, Taiwan.
Chia-Ming LiuDepartment of Dentistry, Chung Shan Medical University Hospital, Taichung, Taiwan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background: Materials and methods: The cytotoxic effects of metformin on normal and fibrotic buccal mucosal fibroblasts (fBMFs) derived from OSF tissues were evaluated using the MTT assay. Collagen gel contraction, wound healing, and transwell migration assays were carried out to assess myofibroblast features. In addition, the expression levels of alpha-1 type I collagen (COL1A1), alpha-smooth muscle actin (α-SMA) and Smad2 were measured. Moreover, RNA sequencing was performed to explore potential targets participating in the anti-fibrotic effects of metformin. Results: A lower dose of metformin was sufficient to inhibit the proliferation of fBMFs without affecting normal BMFs, and to attenuate various myofibroblast characteristics, including collagen gel contraction, wound healing, transwell migration capacities, and the expression of fibrosis markers. Additionally, we showed that administration of metformin prevented the arecoline-induced myofibroblast activation. Most importantly, our results suggest that metformin may exert suppressive effects on myofibroblast activities by inhibiting ROS accumulation through the downregulation of MALAT1. Conclusion: These findings indicate that metformin may serve as a preventive agent against OSF progression.

Indexed as

MALAT1MetforminMyofibroblastOral submucous fibrosis

Identifiers

PMID41585170
PMCPMC12825482

What OpenQuestion holds

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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.