Evidence map›Paper›PMID 26648454›Full record

ArticleMolecular medicine reports2016

Effect of P2X4R on airway inflammation and airway remodeling in allergic airway challenge in mice.

Hongxia Chen, Qingqing Xia, Xiaoqian Feng, Fangyuan Cao, Hang Yu, Yinli Song, Xiuqin Ni

Open access · hybridAbstract read
In one paragraph

Article in Molecular medicine reports, 2016. 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
2.8field-weighted citation impact, top 11% 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, 36 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

7 authors at 2 institutions in 1 country.

Hongxia ChenDepartment of Pathology, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Qingqing XiaDepartment of Anatomy, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Xiaoqian FengDepartment of Pathology, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Fangyuan CaoDepartment of Pathology, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Hang YuDepartment of Physiology, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Yinli SongDepartment of Pathology, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Xiuqin NiDepartment of Anatomy, Harbin Medical University-Daqing, Daqing, Heilongjiang 163319, P.R. China.
Daqing City People's Hospital · CNHarbin Medical University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

P2X4 receptor (P2X4R) is the most widely expressed subtype of the P2XRs in the purinergic receptor family. Adenosine triphosphate (ATP), a ligand for this receptor, has been implicated in the pathogenesis of asthma. ATP‑P2X4R signaling is involved in pulmonary vascular remodeling, and in the proliferation and differentiation of airway and alveolar epithelial cell lines. However, the role of P2X4R in asthma remains to be elucidated. This aim of the present study was to investigate the effects of P2X4R in a murine experimental asthma model. The asthmatic model was established by the inhalation of ovalbumin (OVA) in BALB/c mice. The mice were treated with P2X4R‑specific agonists and antagonists to investigate the role of this receptor in vivo. Pathological changes in the bronchi and lung tissues were examined using hematoxylin and eosin staining, Masson's trichrome staining and Alcian blue staining. The inflammatory cells in the bronchoalveolar lavage fluid were counted, and the expression levels of P2X4R, α‑smooth muscle actin (α‑SMA) and proliferating cell nuclear antigen (PCNA) were detected using western blotting. In the OVA‑challenged mice, inflammation, infiltration, collagen deposition, mucus production, and the expression levels of P2X4R and PCNA were all increased; however, the expression of α‑SMA was decreased, compared with the mice in the control group. Whereas treatment with the P2X4R agonist, ATP, enhanced the allergic reaction, treatment with the P2X4R antagonist, 5‑BDBD, attenuated the allergic reaction. The results suggested that ATP‑P2X4R signaling may not only contribute to airway inflammation, but it may also contribute to airway remodeling in allergic asthma in mice.

Indexed as

Airway RemodelingActinsAnimalsBronchiBronchoalveolar Lavage FluidCell CountCollagenFemaleGoblet CellsHyperplasiaHypersensitivityInflammationLungMice, Inbred BALB CMucusOvalbuminActinsalpha-smooth muscle actin, mouseCollagenOvalbuminProliferating Cell Nuclear AntigenReceptors, Purinergic P2X4

Identifiers

PMID26648454
PMCPMC4686060
OpenAlexW2172417680

What OpenQuestion holds

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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.