Evidence map›Paper›PMID 33176873›Full record

ArticleStem cell research & therapy2020

Bone marrow mesenchymal stem cell-derived exosomes promote plasminogen activator inhibitor 1 expression in vascular cells in the local microenvironment during rabbit osteonecrosis of the femoral head.

Lu Li, Yikai Wang, Xiaobing Yu, Yongming Bao, Lijia An, Xiaowei Wei, Weiting Yu, Baoyi Liu, Junlei Li, Jiahui Yang and 5 more

Open access · goldAbstract read
In one paragraph

Article in Stem cell research & therapy, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed, 1 pooled it
6.0field-weighted citation impact, top 2% 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, 1 synthesis or guideline pooled it, 57 citations in OpenAlex.

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  17. Review of the Role of Mesenchymal Stem Cells and Exosomes Derived from Mesenchymal Stem Cells in the Treatment of Orthopedic Disease.Medical science monitor : international medical journal of experimental and clinical research · 2022
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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

15 authors at 3 institutions in 1 country.

Lu LiNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Yikai WangNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Xiaobing YuDepartment of Orthopedics, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Yongming BaoSchool of Bioengineering, Dalian University of Technology, Dalian, Liaoning, People's Republic of China.
Lijia AnSchool of Bioengineering, Dalian University of Technology, Dalian, Liaoning, People's Republic of China.
Xiaowei WeiNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Weiting YuNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Baoyi LiuNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Junlei LiNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Jiahui YangNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Yan XiaDepartment of Pathology, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Ge LiuNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Fang CaoNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Xiuzhi ZhangNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China.
Dewei ZhaoNational-Local Joint Engineering Laboratory for the Development of Orthopedic Implant Materials, Affiliated Zhongshan Hospital of Dalian University, Dalian, Liaoning, People's Republic of China. zhaodewei2016@163.com.ORCID 0000-0001-8611-0558
Affiliated Zhongshan Hospital of Dalian University · CNDalian University of Technology · CNDalian Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundNontraumatic osteonecrosis of the femoral head (NONFH) is a highly disabling orthopedic disease in young individuals. Plasminogen activator inhibitor 1 (PAI-1) has been reported to be positively associated with NONFH. We aimed to investigate the dysregulating PAI-1 in bone marrow mesenchymal stem cells (BMMSCs) and vascular cells in rabbit steroid-induced NONFH.

methodsTo verify the hypothesis that BMMSCs could promote thrombus formation in a paracrine manner, we collected exosomes from glucocorticoid-treated BMMSCs (GB-Exo) to determine their regulatory effects on vascular cells. microRNA sequencing was conducted to find potential regulators in GB-Exo. Utilizing gain-of-function and knockdown approaches, we testified the regulatory effect of microRNA in exosomes.

resultsThe expression of PAI-1 was significantly increased in the local microenvironment of the femoral head in the ONFH model. GB-Exo promoted PAI-1 expression in vascular smooth muscle cells and vascular endothelial cells. We also revealed that miR-451-5p in GB-Exo plays a crucial role for the elevated PAI-1. Moreover, we identified miR-133b-3p and tested its role as a potential inhibitor of PAI-1.

conclusionsThis study provided considerable evidence for BMMSC exosomal miR-mediated upregulation of the fibrinolytic regulator PAI-1 in vascular cells. The disruption of coagulation and low fibrinolysis in the femoral head will eventually lead to a disturbance in the microcirculation of NONFH. We believe that our findings could be of great significance for guiding clinical trials in the future.

Indexed as

ExosomesMesenchymal Stem CellsMicroRNAsOsteonecrosisAnimalsEndothelial CellsFemur HeadPlasminogen Activator Inhibitor 1RabbitsMicroRNAsPlasminogen Activator Inhibitor 1Bone marrow mesenchymal stem cellsExosomemiRNANontraumatic osteonecrosis of the femoral headPAI-1

Identifiers

PMID33176873
PMCPMC7656701
OpenAlexW3103199748

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.