Evidence map›Paper›PMID 32819405›Full record

ArticleJournal of nanobiotechnology2020

Exosome-based biomimetic nanoparticles targeted to inflamed joints for enhanced treatment of rheumatoid arthritis.

Feili Yan, Zhirong Zhong, Yao Wang, Yue Feng, Zhiqiang Mei, Hui Li, Xiang Chen, Liang Cai, Chunhong Li

Open access · goldAbstract read
In one paragraph

Article in Journal of nanobiotechnology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 86 papers.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed
8.4field-weighted citation impact, top 1% 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

86 citing papers in PubMed, 186 citations in OpenAlex.

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26 more citing papers are in PubMed but not listed here.

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 3 institutions in 1 country.

Feili YanDepartment of Pharmaceutical Sciences, School of Pharmacy, Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China.
Zhirong ZhongDepartment of Pharmaceutical Sciences, School of Pharmacy, Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China.
Yao WangDepartment of Pharmaceutical Sciences, School of Pharmacy, Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China.
Yue FengDepartment of Nuclear Medicine, The Affiliated Hospital of Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China.
Zhiqiang MeiThe Research Center for Preclinical Medicine, Southwest Medical University, 646000, Luzhou, Sichuan, China.
Hui LiDepartment of Pharmaceutical Sciences, School of Pharmacy, Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China.
Xiang ChenDepartment of Pharmaceutical Sciences, School of Pharmacy, Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China.
Liang CaiDepartment of Nuclear Medicine, The Affiliated Hospital of Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China. cllc131420@sina.com.
Chunhong LiDepartment of Pharmaceutical Sciences, School of Pharmacy, Southwest Medical University, 3-319 Zhongshan Road, 646000, Luzhou, Sichuan, People's Republic of China. lispringhong@126.com.
Southwest Medical University · CNAffiliated Hospital of Southwest Medical University · CNSichuan University · CN

Funding

National Major Science and Technology Projects of China (CN) 81803478
6 · The paper itself

Abstract

backgroundGlucocorticoids (GCs) show powerful treatment effect on rheumatoid arthritis (RA). However, the clinical application is limited by their nonspecific distribution after systemic administration, serious adverse reactions during long-term administration. To achieve better treatment, reduce side effect, we here established a biomimetic exosome (Exo) encapsulating dexamethasone sodium phosphate (Dex) nanoparticle (Exo/Dex), whose surface was modified with folic acid (FA)-polyethylene glycol (PEG)-cholesterol (Chol) compound to attain FPC-Exo/Dex active targeting drug delivery system.

resultsThe size of FPC-Exo/Dex was 128.43 ± 16.27 nm, with a polydispersity index (PDI) of 0.36 ± 0.05, and the Zeta potential was - 22.73 ± 0.91 mV. The encapsulation efficiency (EE) of the preparation was 10.26 ± 0.73%, with drug loading efficiency (DLE) of 18.81 ± 2.05%. In vitro study showed this system displayed enhanced endocytosis and excellent anti-inflammation effect against RAW264.7 cells by suppressing pro-inflammatory cytokines and increasing anti-inflammatory cytokine. Further biodistribution study showed the fluorescence intensity of FPC-Exo/Dex was stronger than other Dex formulations in joints, suggesting its enhanced accumulation to inflammation sites. In vivo biodistribution experiment displayed FPC-Exo/Dex could preserve the bone and cartilage of CIA mice better and significantly reduce inflamed joints. Next in vivo safety evaluation demonstrated this biomimetic drug delivery system had no obvious hepatotoxicity and exhibited desirable biocompatibility.

conclusionThe present study provides a promising strategy for using exosome as nanocarrier to enhance the therapeutic effect of GCs against RA.

Indexed as

Biomimetic MaterialsDexamethasoneExosomesNanoparticlesAnimalsAnti-Inflammatory AgentsArthritis, RheumatoidCholesterolFolic AcidJointsMaleMicePolyethylene GlycolsRAW 264.7 CellsAnti-Inflammatory AgentsCholesterolDexamethasoneFolic Acidpolyethylene glycol-cholesterolPolyethylene GlycolsBiomimeticDexamethasone sodium phosphateExosomesFolic acidRheumatoid arthritis

Identifiers

PMID32819405
PMCPMC7441703
OpenAlexW3050111167

What OpenQuestion holds

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LicenceCC BY
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.