Evidence map›Paper›PMID 38957471›Full record

ArticleFrontiers in immunology2024

Exosome-shuttled miR-150-5p from LPS-preconditioned mesenchymal stem cells down-regulate PI3K/Akt/mTOR pathway via Irs1 to enhance M2 macrophage polarization and confer protection against sepsis.

Ting Zheng, Sipeng Li, Teng Zhang, Wei Fu, Shuchang Liu, Yuxin He, Xiao Wang, Tao Ma

Abstract read
In one paragraph

Article in Frontiers in immunology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

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  13. mTOR Signaling in Macrophages: All Depends on the Context.International journal of molecular sciences · 2025
    Review
  14. Article
  15. Article
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  17. The Role of miR-144 in Inflammatory Diseases: A Review.Immunity, inflammation and disease · 2025
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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

8 authors.

Ting Zheng *Department of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.
Sipeng Li *Department of Orthopedics, The First Affiliated Hospital of Shandong First Medical University and Shandong Provincial Qianfoshan Hospital, Jinan, China.
Teng ZhangDepartment of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.
Wei FuDepartment of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.
Shuchang LiuDepartment of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.
Yuxin HeDepartment of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.
Xiao WangDepartment of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.
Tao MaDepartment of General Surgery, Tianjin Medical University General Hospital, Tianjin, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Rationale: Sepsis is a life-threatening organ dysfunction and lack of effective measures in the current. Exosomes from mesenchymal stem cells (MSCs) reported to alleviate inflammation during sepsis, and the preconditioning of MSCs could enhance their paracrine potential. Therefore, this study investigated whether exosomes secreted by lipopolysaccharide (LPS)-pretreated MSCs exert superior antiseptic effects, and explored the underlying molecular mechanisms. Methods: Exosomes were isolated and characterized from the supernatants of MSCs. The therapeutic efficacy of normal exosomes (Exo) and LPS-pretreated exosomes (LPS-Exo) were evaluated in terms of survival rates, inflammatory response, and organ damage in an LPS-induced sepsis model. Macrophages were stimulated with LPS and treated with Exo or LPS-Exo to confirm the results of the Results: LPS-Exo were shown to inhibit aberrant pro-inflammatory cytokines, prevent organ damages, and improve survival rates of the septic mice to a greater extent than Exo. Conclusion: The current findings highly suggest that exosomes derived from LPS pre-conditioned MSCs represent a promising cell-free therapeutic method and highlight miR-150-5p as a novel molecular target for regulating immune hyperactivation during sepsis.

Indexed as

ExosomesInsulin Receptor Substrate ProteinsLipopolysaccharidesMacrophagesMesenchymal Stem CellsMicroRNAsPhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktSepsisSignal TransductionTOR Serine-Threonine KinasesAnimalsDisease Models, AnimalMacrophage ActivationMaleMiceInsulin Receptor Substrate ProteinsLipopolysaccharidesMicroRNAsMirn150 microRNA, mousemTOR protein, mousePhosphatidylinositol 3-KinasesProto-Oncogene Proteins c-aktTOR Serine-Threonine KinasesexosomesIrs1macrophagemiR-150-5psepsis

Identifiers

PMID38957471
PMCPMC11217356

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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.