Evidence map›Paper›PMID 34882302›Full record

ArticleStem cell reviews and reports2022

Mechanism of Adipose-Derived Mesenchymal Stem Cell-Derived Extracellular Vesicles Carrying miR-21-5p in Hyperoxia-Induced Lung Injury.

Yunfei Wu, Zhihui Zhang, Jun Li, Hai Zhong, Rui Yuan, Zihui Deng, Xu Wu

Abstract read
PubMed Publisher
In one paragraph

Article in Stem cell reviews and reports, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
1.8field-weighted citation impact, top 14% 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

20 citing papers in PubMed, 34 citations in OpenAlex.

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  13. Stem/Progenitor Cells and Related Therapy in Bronchopulmonary Dysplasia.International journal of molecular sciences · 2023
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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

7 authors at 5 institutions in 1 country.

Yunfei WuDepartment of Thoracic Surgery, The Affiliated Hospital of Southwest Medical University, 25 Taiping Street, Luzhou, 646000, Sichuan, China. wuyunfei070556@163.com.ORCID 0000-0003-3962-3945
Zhihui ZhangDepartment of Thoracic Surgery/Huiqiao Medical Center, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, China.
Jun LiDepartment of Thoracic Surgery, The Third Affiliated Hospital of Southern Medical University, Guangzhou, 510630, Guangdong, China.
Hai ZhongDepartment of Cardiothoracic Surgery, Ningbo Yinzhou No.2 Hospital, Ningbo, 315010, Zhejiang, China.
Rui YuanDepartment of Critical Care Medicine, General Hospital of the Chinese People's Liberation Army, Beijing, 100853, China.
Zihui DengBiochemistry Department of Graduate School, General Hospital of the Chinese People's Liberation Army, Beijing, 100853, China.
Xu WuDepartment of Thoracic Surgery/Huiqiao Medical Center, Nanfang Hospital, Southern Medical University, Guangzhou, 510515, Guangdong, China.
Nanfang Hospital · CNPeople's Liberation Army No. 150 Hospital · CNAffiliated Hospital of Southwest Medical University · CNNingbo No. 2 Hospital · CNThird Affiliated Hospital of Southern Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hyperoxia-induced lung injury (HILI) tends to develop bronchopulmonary dysplasia. Adipose-derived mesenchymal stem cell (ADMSC)-derived extracellular vesicles (EVs) hold great promise in alleviating lung injury. This study explored the mechanism of ADMSC-EVs in HILI. ADMSC-EVs were isolated and identified. The murine and cell models of HILI were established. HILI mice and cells were pre-treated with ADMSC-EVs. The lung dry/wet ratio, pathological structure, apoptosis, and inflammation of HILI mice were measured. The viability, apoptosis, and oxidative stress of HILI cells were measured. The internalization of EVs in lung and cells was observed by fluorescence labeling. The binding relationships between miR-21-5p and SKP2, and Nr2f2 and C/EBPα were analyzed. The binding of SKP2 and Nr2f2 and the Nr2f2 ubiquitination level were detected. ADMSC-EVs exerted preventive effects on HILI mice, evidenced by reduced lung dry/wet ratio, inflammation, and apoptosis in HILI mice. In vitro, EVs enhanced HILI cell viability and reduced apoptosis, inflammation, and oxidative stress. EVs carried miR-21-5p into lung cells to upregulate miR-21-5p expression and thereby target SKP2. SKP2 bound to Nr2f2 and promoted its ubiquitination degradation. EVs inhibited the binding of Nr2f2 and C/EBPα and further suppressed C/EBPα transcription. Collectively, ADMSC-EVs carrying miR-21-5p alleviated HILI via the SKP2/Nr2f2/C/EBPα axis. Role and mechanism of adipose-derived mesenchymal stem cell-derived extracellular vesicles in hyperoxia-induced lung injury. ADMSC-EVs upregulated miR-21-5p expression in cells by carrying miR-21-5p into lung cells, thereby promoting the binding of miR-21-5p and SKP2 mRNA, inhibiting the expression of SKP2, reducing the ubiquitination level of Nr2f2, increasing the expression of Nr2f2, promoting the binding of Nr2f2 and the C/EBPα promoter, upregulating C/EBPα mRNA level, and eventually alleviating HILI.

Indexed as

Extracellular VesiclesHyperoxiaLung InjuryMesenchymal Stem CellsMicroRNAsAnimalsInflammationMiceRNA, MessengerMicroRNAsMIRN21 microRNA, mouseRNA, MessengerAdipose-derived mesenchymal stem cellsC/EBPαExtracellular vesiclesHyperoxia-induced lung injurymiR-21-5pNr2f2SKP2Ubiquitin ligase

Identifiers

PMID34882302
OpenAlexW4200004412

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.