Evidence map›Paper›PMID 37783839›Full record

ArticleTranslational stroke research2024

Mesenchymal Stem Cells Overexpressing FGF21 Preserve Blood-Brain Barrier Integrity in Experimental Ischemic Stroke.

Phuong Thao Do, De-Maw Chuang, Chung-Che Wu, Chi-Zong Huang, Yen-Hua Chen, Shuo-Jhen Kang, Yung-Hsiao Chiang, Chaur-Jong Hu, Kai-Yun Chen

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In one paragraph

Article in Translational stroke research, 2024. 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
3.8field-weighted citation impact, top 6% 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, 25 citations in OpenAlex.

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  16. Intranasal administration of mesenchymal stem cells overexpressing FGF21 demonstrates therapeutic potential in experimental Parkinson's disease.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2025
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  20. Research progress and challenges of stem cell therapy for ischemic stroke.Frontiers in cell and developmental biology · 2024
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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

9 authors at 5 institutions in 3 countries.

Phuong Thao DoInternational Ph.D. Program for Cell Therapy and Regeneration Medicine, College of Medicine, Taipei Medical University, Taipei, 110, Taiwan.
De-Maw ChuangIntramural Research Program, National Institute of Mental Health, National Institutes of Health, Bethesda, MD, USA.
Chung-Che WuTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan.
Chi-Zong HuangTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan.
Yen-Hua ChenTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan.
Shuo-Jhen KangTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan.
Yung-Hsiao ChiangTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan.
Chaur-Jong HuTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan. chaurjongh@tmu.edu.tw.
Kai-Yun ChenTMU Neuroscience Research Center, Taipei Medical University, Taipei, 110, Taiwan. kychen08@tmu.edu.tw.
Taipei Medical University · TWTaipei Medical University Hospital · TWHanoi Medical University · VNNational Institutes of Health · USTaipei Medical University-Shuang Ho Hospital · TW

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Blood-brain barrier (BBB) disruption is a prominent pathophysiological mechanism in stroke. Transplantation of mesenchymal stem cells (MSCs) preserves BBB integrity following ischemic stroke. Fibroblast growth factor 21 (FGF21) has been shown to be a potent neuroprotective agent that reduces neuroinflammation and protects against BBB leakage. In this study, we assessed the effects of transplantation of MSCs overexpressing FGF21 (MSCs-FGF21) on ischemia-induced neurological deficits and BBB breakdown. MSCs-FGF21 was injected into the rat brain via the intracerebroventricular route 24 h after middle cerebral artery occlusion (MCAO) surgery. The behavioral performance was assessed using modified neurological severity scores and Y-maze tests. BBB disruption was measured using Evans blue staining, IgG extravasation, and brain water content. The levels of tight junction proteins, aquaporin 4, and neuroinflammatory markers were analyzed by western blotting and immunohistochemistry. The activity of matrix metalloproteinase-9 (MMP-9) was determined using gelatin zymography. At day-5 after MCAO surgery, intraventricular injection of MSCs-FGF21 was found to significantly mitigate the neurological deficits and BBB disruption. The MCAO-induced loss of tight junction proteins, including ZO-1, occludin, and claudin-5, and upregulation of the edema inducer, aquaporin 4, were also remarkably inhibited. In addition, brain infarct volume, pro-inflammatory protein expression, and MMP-9 activation were effectively suppressed. These MCAO-induced changes were only marginally improved by treatment with MSCs-mCherry, which did not overexpress FGF21. Overexpression of FGF21 dramatically improved the therapeutic efficacy of MSCs in treating ischemic stroke. Given its multiple benefits and long therapeutic window, MSC-FGF21 therapy may be a promising treatment strategy for ischemic stroke.

Indexed as

Blood-Brain BarrierFibroblast Growth FactorsInfarction, Middle Cerebral ArteryIschemic StrokeMesenchymal Stem CellsMesenchymal Stem Cell TransplantationRats, Sprague-DawleyAnimalsBrain IschemiaDisease Models, AnimalMaleRatsfibroblast growth factor 21Fibroblast Growth FactorsBlood-brain barrierCell therapyFGF21 overexpressionMesenchymal stem cellsMiddle cerebral artery occlusion

Identifiers

PMID37783839
OpenAlexW4387296650

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.