Evidence map›Paper›PMID 41771171›Full record

ArticleThoracic cancer2026

Effects of Autophagy Inhibition by SAR405, a Selective VPS34 Inhibitor, on Pleural Mesothelioma Cells.

Yoshiki Kuwabara, Kosuke Sakai, Kota Shiraishi, Itsuka Matsumoto, Shigeru Ishii, Shin Yokosuka, Masatoshi Abe, Tomoyuki Takahashi, Yuichiro Kawano, Hiroaki Nishimura and 8 more

Erratum issuedAbstract read
In one paragraph

Article in Thoracic cancer, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. 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. Article
  2. Review
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

18 authors.

Yoshiki KuwabaraDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.ORCID https://orcid.org/0009-0009-7036-0021
Kosuke SakaiDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.ORCID https://orcid.org/0000-0003-3138-0360
Kota ShiraishiDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Itsuka MatsumotoDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Shigeru IshiiDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Shin YokosukaDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Masatoshi AbeDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Tomoyuki TakahashiDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Yuichiro KawanoDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Hiroaki NishimuraDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Maiko Toda-SasakiDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Yumiko Kobayashi-OgawaDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Satoshi KikuchiDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Yusuke HirataDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Hiroyuki KyoyamaDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Gaku MoriyamaDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.
Nobuyuki KoyamaDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.ORCID https://orcid.org/0000-0002-3989-2275
Kazutsugu UematsuDepartment of Pulmonary Medicine, Saitama Medical Center, Saitama Medical University, Saitama, Japan.ORCID https://orcid.org/0000-0003-0014-295X

Funding

Eli Lilly Japan KK Innovation Research Grant 2025JSPS KAKENHI JP 24K11375Saitama Medical University 05-F-1-12
6 · The paper itself

Abstract

backgroundPleural mesothelioma is a highly aggressive malignancy with a poor prognosis due to the limited efficacy of currently available therapies. Macroautophagy (hereafter "autophagy") is a lysosome-mediated degradation pathway involved in cellular homeostasis that can either support or inhibit cancer progression depending on context. In this study, we investigated the effects of SAR405, an inhibitor of vacuolar protein-sorting 34 (VPS34), which is important for regulating the early stage of autophagy, on pleural mesothelioma.

methodsHuman pleural mesothelioma cell lines H28, H2452, and 211H were cultured with SAR405. The effects of SAR405 on protein expression, cell viability, colony formation, cell invasion, and the cell cycle were investigated, as were its synergistic effects with cisplatin. Autophagy induction was evaluated in mesothelioma cells transfected with the pMRX-IP-GFP-LC3-RFP-LC3ΔG plasmid, which was developed for the quantitative and statistical estimation of autophagy.

resultsSAR405 treatment alone significantly reduced cell viability, colony formation, and cell invasion, and increased G

conclusionsBased on these results, inhibition of VPS34 by SAR405 effectively suppressed cell viability in all mesothelioma cell lines and induced apoptosis in H2452 cells. The findings of this study indicate the potential for VPS34 inhibition as a new strategy for the treatment of mesothelioma and provide insights into the complex role of autophagy in this malignancy.

Indexed as

AutophagyClass III Phosphatidylinositol 3-KinasesMesotheliomaPleural NeoplasmsApoptosisCell Line, TumorCell ProliferationCell SurvivalCisplatinHumansMesothelioma, MalignantCisplatinClass III Phosphatidylinositol 3-Kinasesapoptosiscisplatinmacroautophagypleural mesotheliomaSAR405VPS34

Identifiers

PMID41771171
PMCPMC12952911

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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.