Evidence map›Paper›PMID 38716779›Full record

ArticleOral diseases2024

Transplanted MSCs promote alveolar bone repair via hypoxia-induced extracellular vesicle secretion.

Yitong Liu, Zhiqing Zhang, Chenlin Ma, Juan Song, Jia Hu, Yi Liu

Abstract read
In one paragraph

Article in Oral diseases, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Trial
  2. Review
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  8. Article
  9. Targeting Autophagy: A Promising Therapeutic Strategy for Diabetes Mellitus and Diabetic Nephropathy.Diabetes therapy : research, treatment and education of diabetes and related disorders · 2024
    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.

Yitong LiuLaboratory of Tissue Regeneration and Immunology and Department of Periodontics, Beijing Key Laboratory of Tooth Regeneration and Function Reconstruction, School of Stomatology, Capital Medical University, Beijing, China.
Zhiqing ZhangDepartment of Periodontics, Qinghai Provincial People's Hospital, Qinghai, China.
Chenlin MaDepartment of Periodontics, Qinghai Provincial People's Hospital, Qinghai, China.
Juan SongDepartment of Periodontics, Qinghai Provincial People's Hospital, Qinghai, China.
Jia HuDepartment of Periodontics, Qinghai Provincial People's Hospital, Qinghai, China.
Yi LiuLaboratory of Tissue Regeneration and Immunology and Department of Periodontics, Beijing Key Laboratory of Tooth Regeneration and Function Reconstruction, School of Stomatology, Capital Medical University, Beijing, China.ORCID 0000-0002-4998-5547

Funding

Beijing Municipal Administration of Hospitals' Ascent PlanBeijing Municipal Administration of Hospitals Clinical Medicine Development of Special Funding SupportBeijing Municipal Administration of Hospitals' Youth ProgrammeBeijing Stomatological Hospital, Capital Medical University Young Scientist ProgramHigh-end and Innovative Thousand Talents Program of Qinghai in 2019Innovation Research Team Project of Beijing Stomatological Hospital, Capital Medical UniversityNational Natural Science Foundation of China
6 · The paper itself

Abstract

objectMesenchymal stem cell (MSC) therapy is a potential strategy for promoting alveolar bone regeneration. This study evaluated the effects and mechanisms of transplanted MSCs on alveolar bone repair.

methodsMouse alveolar bone defect model was treated using mouse bone marrow mesenchymal stem cell (BMSC) transplantation. The bone repair was evaluated by micro-CT and Masson staining. The conditioned medium of hypoxia-treated BMSCs was co-cultured with normal BMSCs in vitro to detect the regulatory effect of transplanted MSCs on the chemotactic and migratory functions of host cells. The mechanisms were investigated using Becn siRNA transfection and western blotting.

resultsBMSC transplantation promoted bone defect regeneration. The hypoxic microenvironment induces BMSCs to release multiple extracellular vesicle (EV)-mediated regulatory proteins that promote the migration of host stem cells. Protein array analysis, western blotting, GFP-LC3 detection, and Becn siRNA transfection confirmed that autophagy activation in BMSCs plays a key role during this process.

conclusionThe local hypoxic microenvironment induces transplanted MSCs to secrete a large number of EV-mediated regulatory proteins, thereby upregulating the migration function of the host stem cells and promoting alveolar bone defect regeneration. This process depends on the autophagy-related mechanism of the transplanted MSCs.

Indexed as

Bone RegenerationExtracellular VesiclesMesenchymal Stem CellsMesenchymal Stem Cell TransplantationAlveolar Bone LossAnimalsAutophagyCell HypoxiaCell MovementCells, CulturedHypoxiaMaleMiceX-Ray Microtomographyalveolar bonebone marrow mesenchymal stem cells (BMSCs)stem cell transplantationtissue engineeringtissue regeneration

Identifiers

PMID38716779
PMCPMC11610711

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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.