Evidence map›Paper›PMID 40103007›Full record

ArticleStem cell research & therapy2025

Extracellular vesicles derived from mesenchymal stem cells alleviate renal fibrosis via the miR-99b-5p/mTOR/autophagy axis in diabetic kidney disease.

Rongrong Li, Hongyan Tao, Kai Pan, Rui Li, Zhikun Guo, Xiaoniao Chen, Zongjin Li

Abstract read
In one paragraph

Article in Stem cell research & therapy, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing 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

12 citing papers in PubMed.

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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.

Rongrong Li *Henan Key Laboratory of Cardiac Remodeling and Transplantation, Zhengzhou Seventh People's Hospital, No. 17 Jingnan 5th Road, 450016, Zhengzhou, China.
Hongyan Tao *School of Medicine, Nankai University, 94 Weijin Road, 300071, Tianjin, China.
Kai PanSchool of Medicine, Nankai University, 94 Weijin Road, 300071, Tianjin, China.
Rui LiSchool of Medicine, Nankai University, 94 Weijin Road, 300071, Tianjin, China.
Zhikun GuoHenan Key Laboratory of Cardiac Remodeling and Transplantation, Zhengzhou Seventh People's Hospital, No. 17 Jingnan 5th Road, 450016, Zhengzhou, China.
Xiaoniao ChenDepartment of Ophthalmology, The Third Medical Center of Chinese PLA General Hospital, 69 Yongding Road, Beijing, 100039, China. birdchen512@qq.com.
Zongjin LiHenan Key Laboratory of Cardiac Remodeling and Transplantation, Zhengzhou Seventh People's Hospital, No. 17 Jingnan 5th Road, 450016, Zhengzhou, China. zongjinli@nankai.edu.cn.ORCID http://orcid.org/0000-0002-4603-3743

Funding

National Natural Science Foundation of China 82472169Natural Science Foundation of Tianjin Municipal Science and Technology Commission 22JCZXJC00170
6 · The paper itself

Abstract

backgroundDiabetic kidney disease (DKD) is the leading cause of end-stage renal disease (ESRD) globally, presenting a significant therapeutic challenge. Extracellular vesicles (EVs) from mesenchymal stem cells (MSCs) have emerged as promising therapeutic agents. This study explored the therapeutic effects and mechanisms of EVs derived from human placental mesenchymal stem cells (hP-MSCs) on DKD.

methodsEVs were isolated from cultured hP-MSCs and administered to streptozotocin (STZ)-induced diabetic mice and high glucose-treated glomerular mesangial cells. The therapeutic impact of EVs was assessed through histological analysis and biochemical assays. miR-99b-5p expression in EVs and its role in modulating the mechanistic target of rapamycin (mTOR)/autophagy pathway were examined via western blotting and RT‒qPCR.

resultsTreatment with hP-MSC-derived EVs significantly alleviated renal fibrosis and improved renal function in DKD models. These EVs were enriched with miR-99b-5p, which targeted and inhibited mTOR signaling, thereby increasing autophagic activity and reducing cellular proliferation and extracellular matrix accumulation in renal tissues.

conclusionshP-MSC-derived EVs can mitigate renal injury in DKD by modulating the miR-99b-5p/mTOR/autophagy pathway. These findings suggest a potential cell-free therapeutic strategy for managing DKD.

Indexed as

Diabetic NephropathiesExtracellular VesiclesMesenchymal Stem CellsMicroRNAsTOR Serine-Threonine KinasesAnimalsAutophagyCell ProliferationDiabetes Mellitus, ExperimentalFemaleFibrosisHumansMaleMiceMice, Inbred C57BLSignal TransductionMicroRNAsMIRN99 microRNA, humanMirn99 microRNA, mouseTOR Serine-Threonine KinasesDiabetic kidney disease (DKD)Extracellular vesiclesGlomerular mesangial cellsMesenchymal stem cellsmiR-99b-5pmTOR

Identifiers

PMID40103007
PMCPMC11921689

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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.