Evidence map›Paper›PMID 37765270›Full record

ArticlePharmaceutics2023

Combining MSC Exosomes and Cerium Oxide Nanocrystals for Enhanced Dry Eye Syndrome Therapy.

Ying Tian, Yiquan Zhang, Jiawei Zhao, Fuxiao Luan, Yingjie Wang, Fan Lai, Defang Ouyang, Yong Tao

Open access · goldAbstract read
In one paragraph

Article in Pharmaceutics, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 2 pooled it
4.6field-weighted citation impact, top 5% 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

16 citing papers in PubMed, 2 syntheses or guidelines pooled it, 16 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. [Advances in stem cell and exosome-based therapies for dry eye disease].Sheng wu yi xue gong cheng xue za zhi = Journal of biomedical engineering = Shengwu yixue gongchengxue zazhi · 2026
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  7. Exosomes in corneal diseases: advances in diagnosis and therapy.Frontiers in cell and developmental biology · 2026
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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

8 authors at 3 institutions in 2 countries.

Ying TianDepartment of Ophthalmology, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.
Yiquan ZhangDepartment of Ophthalmology, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.
Jiawei ZhaoDepartment of Ophthalmology, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.
Fuxiao LuanDepartment of Ophthalmology, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.
Yingjie WangDepartment of Ophthalmology, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.
Fan LaiState Key Laboratory for Conservation and Utilization of Bio-Resource in Yunnan, Center for Life Science, School of Life Sciences, Yunnan University, Kunming 650500, China.ORCID 0000-0002-0568-2616
Defang OuyangState Key Laboratory of Quality Research in Chinese Medicine, Institute of Chinese Medical Sciences (ICMS), University of Macau, Macau 999078, China.ORCID 0000-0002-8052-4773
Yong TaoDepartment of Ophthalmology, Beijing Chaoyang Hospital, Capital Medical University, Beijing 100020, China.ORCID 0000-0003-1443-2667
Capital Medical University · CNUniversity of Macau · MOYunnan University · CN

Funding

Beijing Hospitals Authority's Ascent Plan DFL20220301Beijing Hospitals Authority Youth Programme QML20230310National Natural Science Foundation of China 82101138, 82070948the Capital Health Research and Development of Special Fund SF2022-2-2035
6 · The paper itself

Abstract

Dry eye syndrome (DES) is a prevalent ocular disorder involving diminishe·d tear production and increased tear evaporation, leading to ocular discomfort and potential surface damage. Inflammation and reactive oxygen species (ROS) have been implicated in the pathophysiology of DES. Inflammation is one core cause of the DES vicious cycle. Moreover, there are ROS that regulate inflammation in the cycle from the upstream, which leads to treatment failure in current therapies that merely target inflammation. In this study, we developed a novel therapeutic nanoparticle approach by growing cerium oxide (Ce) nanocrystals in situ on mesenchymal stem cell-derived exosomes (MSCExos), creating MSCExo-Ce. The combined properties of MSCExos and cerium oxide nanocrystals aim to target the "inflammation-ROS-injury" pathological mechanism in DES. We hypothesized that this approach would provide a new treatment option for patients with DES. Our analysis confirmed the successful in situ crystallization of cerium onto MSCExos, and MSCExo-Ce displayed excellent biocompatibility. In vitro and in vivo experiments have demonstrated that MSCExo-Ce promotes corneal cell growth, scavenges ROS, and more effectively suppresses inflammation compared with MSCExos alone. MSCExo-Ce also demonstrated the ability to alleviate DES symptoms and reverse pathological alterations at both the cellular and tissue levels. In conclusion, our findings highlight the potential of MSCExo-Ce as a promising therapeutic candidate for the treatment of DES.

Indexed as

cerium oxide nanocrystalsdry eye syndromemesenchymal stem cell-derived exosomesreactive oxygen speciessyndrome therapy

Identifiers

PMID37765270
PMCPMC10536361
OpenAlexW4386602348

What OpenQuestion holds

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LicenceCC BY
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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.