Evidence map›Paper›PMID 36683086›Full record

ArticleCell death discovery2023

METTL3 knockdown promotes temozolomide sensitivity of glioma stem cells via decreasing MGMT and APNG mRNA stability.

Jia Shi, Peng Zhang, Xuchen Dong, Jiaqi Yuan, Yongdong Li, Suwen Li, Shan Cheng, Yifang Ping, Xingliang Dai, Jun Dong

Open access · goldAbstract read
In one paragraph

Article in Cell death discovery, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
4.2field-weighted citation impact, top 6% of its field
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

22 citing papers in PubMed, 27 citations in OpenAlex.

  1. NAR cancer · 2026
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  4. mInternational journal of molecular sciences · 2026
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  9. The mMolecular biomedicine · 2025
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  10. The crosstalk of mTrends in biochemical sciences · 2025
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  14. Genetic and epigenetic landscape of OExploration of targeted anti-tumor therapy · 2025
    Review
  15. Review
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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

10 authors at 3 institutions in 1 country.

Jia Shi *Department of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Peng Zhang *Department of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Xuchen Dong *Department of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Jiaqi YuanDepartment of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Yongdong LiDepartment of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Suwen LiDepartment of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Shan ChengDepartment of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China.
Yifang PingDepartment of Pathology and Southwest Cancer Center, Southwest Hospital, Third Military Medical University, Chongqing, China.ORCID http://orcid.org/0000-0002-0699-8401
Xingliang DaiDepartment of Neurosurgery, First Affiliated Hospital of Anhui Medical University, Hefei, China. daixingliang@ahmu.edu.cn.ORCID http://orcid.org/0000-0002-0685-4766
Jun DongDepartment of Neurosurgery, Second Affiliated Hospital of Soochow University, Suzhou, China. dongjun@suda.edu.cn.ORCID http://orcid.org/0000-0002-0026-6680
Soochow University · CNAnhui Medical University · CNArmy Medical University · CN

Funding

Natural Science Foundation of Jiangsu Province (Jiangsu Provincial Natural Science Foundation) BK20201172
6 · The paper itself

Abstract

Chemo-resistance hinders the therapeutic efficacy of temozolomide (TMZ) in treating glioblastoma multiforme (GBM). Recurrence of GBM even after combination of maximal tumor resection, concurrent radio-chemotherapy, and systemic TMZ applocation is inevitable and attributed to the high therapeutic resistance of glioma stem cells (GSCs), which can survive, evolve, and initiate tumor tissue remodeling, the underlying mechanisms of GSCs chemo-resistance, have not been fully elucidated up-to-now. Emerging evidence showed that METTL3-mediated N6-methyladenosine (m6A) modification contributed to the self-renew and radio-resistance in GSCs, however, its role on maintenance of TMZ resistance of GSCs has not been clarified and need further investigations. We found that the cell viability and half-maximal inhibitory concentration (IC50) of GSCs against TMZ significantly decreased after GSCs underwent serum-induced differentiation to adherent growth of tumor cells. Besides, METTL3 expression and total m6A modification declined dramatically in consistence with GSCs differentiation. Knockdown of METTL3 weakened self-renew, proliferation and TMZ IC50 of GSCs, whereas enhanced TMZ induced γH2AX level, indicating upregulation of double-strand DNA damage. We also found that mRNA stability of two critical DNA repair genes (MGMT and APNG) was regulated by METTL3-mediated m6A modification. In conclusion, we speculated that METTL3-mediated m6A modification of MGMT and APNG mRNAs played crucial roles on suppression of TMZ sensitivity of GSCs, which suggest a potential new therapeutic target of METTL3 against GBM.

Identifiers

PMID36683086
PMCPMC9868123
OpenAlexW4317716337

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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.