Evidence map›Paper›PMID 21738887›Full record

ArticleAllergy, asthma & immunology research2011

Mesenchymal stem cell transfer suppresses airway remodeling in a toluene diisocyanate-induced murine asthma model.

Shin-Hwa Lee, An-Soo Jang, Ji-Hee Kwon, Seong-Kyu Park, Jong-Ho Won, Choon-Sik Park

Open access · hybridAbstract read
In one paragraph

Article in Allergy, asthma & immunology research, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 1 pooled it
5.5field-weighted citation impact, top 4% 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

34 citing papers in PubMed, 1 synthesis or guideline pooled it, 73 citations in OpenAlex.

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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

6 authors at 3 institutions in 1 country.

Shin-Hwa LeeDivision of Allergy and Respiratory Medicine, Soonchunhyang University Bucheon Hospital, Bucheon, Korea.
An-Soo Jang
Ji-Hee Kwon
Seong-Kyu Park
Jong-Ho Won
Choon-Sik Park
Soonchunhyang University · KRBucheon University · KRSoonchunhyang University Hospital Seoul · KR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeSevere asthma is characterized by high medication requirements to maintain good disease control or by persistent symptoms despite high medication use. The transfer of bone marrow-derived mesenchymal stem cells (BMDMSCs) to the injured lungs is a possible treatment for severe asthma. This study investigated the therapeutic effects of BMDMSCs in airway remodeling and inflammation in an experimental toluene diisocyanate (TDI)-induced asthma animal model of severe asthma.

methodsBMDMSCs were transferred into rats after TDI inhalation. Bronchoalveolar lavage (BAL) cell profiles, histological changes including an inflammatory index and goblet cell hyperplasia, and the airway response to methacholine using plethysmography were analyzed. Smooth muscle actin (SMA) and proliferating cell nuclear antigen (PCNA) protein expression were observed in lung tissue using immunohistochemical staining. The collagen content was measured in lung tissue sections and lung extracts using Masson's trichrome staining and an immunoassay kit.

resultsThe numbers of inflammatory cells in BAL fluid, histological inflammatory index, airway response to methacholine, number of goblet cells, and amount of collagen were increased in TDI-treated rats compared with sham rats (P=0.05-0.002). BMDMSC transfer significantly reduced the TDI-induced increase in the inflammatory index and numbers of eosinophils and neutrophils in BAL fluid to levels seen in sham-treated rats (P<0.05). BMDMSC transfer significantly reduced the number of goblet cells, collagen deposition, and immune staining for SMA and PCNA with concomitant normalization of the airway response to methacholine.

conclusionsThe systemic transfer of BMDMSCs effectively reduced experimental TDI-induced airway inflammation and remodeling and airway hyperreactivity.

Indexed as

Airway remodelingasthmacollagenstem cellsTDI

Identifiers

PMID21738887
PMCPMC3121063
OpenAlexW2024895549

What OpenQuestion holds

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LicenceCC BY-NC
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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.