Evidence map›Paper›PMID 33947399›Full record

ArticleRespiratory research2021

The alveolar epithelial cells are involved in pulmonary vascular remodeling and constriction of hypoxic pulmonary hypertension.

Yanxia Wang, Xiaoming Li, Wen Niu, Jian Chen, Bo Zhang, Xiumin Zhang, Yingmei Wang, Shaokang Dang, Zhichao Li

Open access · goldAbstract read
In one paragraph

Article in Respiratory research, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
2.6field-weighted citation impact, top 9% 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

12 citing papers in PubMed, 23 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

9 authors at 4 institutions in 1 country.

Yanxia Wang *Department of Pathology, Xijing Hospital and School of Basic Medicine, Fourth Military Medical University, Xi'an, Shaanxi, 710032, People's Republic of China.
Xiaoming Li *Department of Pathophysiology, Xi'an Peihua University, Xi'an, Shaanxi, 710032, People's Republic of China.
Wen Niu *Department of Pathophysiology, School of Basic Medicine, Fourth Military Medical University, 169 Changle Western Street, Xi'an, Shaanxi, 710032, People's Republic of China.
Jian Chen *Department of Respiratory and Critical Care, Tangdu Hospital, Fourth Military Medical University, 569 Xinsi Street, Xi'an, Shaanxi, 710038, People's Republic of China.
Bo ZhangDepartment of Pathophysiology, School of Basic Medicine, Fourth Military Medical University, 169 Changle Western Street, Xi'an, Shaanxi, 710032, People's Republic of China.
Xiumin ZhangDepartment of Pathology, Xijing Hospital and School of Basic Medicine, Fourth Military Medical University, Xi'an, Shaanxi, 710032, People's Republic of China.
Yingmei WangDepartment of Pathology, Xijing Hospital and School of Basic Medicine, Fourth Military Medical University, Xi'an, Shaanxi, 710032, People's Republic of China.
Shaokang DangDepartment of Respiratory and Critical Care, Tangdu Hospital, Fourth Military Medical University, 569 Xinsi Street, Xi'an, Shaanxi, 710038, People's Republic of China. 994740545@qq.com.
Zhichao LiDepartment of Pathophysiology, School of Basic Medicine, Fourth Military Medical University, 169 Changle Western Street, Xi'an, Shaanxi, 710032, People's Republic of China. lizhic@fmmu.edu.cn.
Air Force Medical University · CNNorthwest University · CNXi'an Peihua University · CNXijing Hospital · CN

Funding

National Natural Science Foundation of China 81200036National Natural Science Foundation of China 81571839National Natural Science Foundation of China 82070054National Nature Science Foundation of China 31670328National Nature Science Foundation of China 81471816National Nature Science Foundation of China 81800046Shaanxi Provincial Science and Technology Department (CN) 2019SF-008
6 · The paper itself

Abstract

backgroundHypoxic pulmonary hypertension (HPH) is a common type of pulmonary hypertension and characterized by pulmonary vascular remodeling and constriction. Alveolar epithelial cells (AECs) primarily sense alveolar hypoxia, but the role of AECs in HPH remains unclear. In this study, we explored whether AECs are involved in pulmonary vascular remodeling and constriction.

methodsIn the constructed rat HPH model, hemodynamic and morphological characteristics were measured. By treating AECs with hypoxia, we further detected the levels of superoxide dismutase 2 (SOD2), catalase (CAT), reactive oxygen species (ROS) and hydrogen peroxide (H

resultsHypoxia caused pulmonary vascular remodeling and increased pulmonary artery pressure, but had little effect on non-pulmonary vessels in vivo. Meanwhile, in vitro, hypoxia promoted the imbalance of SOD2 and CAT in AECs, leading to increased ROS and hydrogen peroxide (H

conclusionThe findings of present study demonstrated that AECs were involved in pulmonary vascular remodeling and constriction under hypoxia by paracrine H

Indexed as

Paracrine CommunicationVascular RemodelingVasoconstrictionAlveolar Epithelial CellsAnimalsCatalaseCells, CulturedCoculture TechniquesDisease Models, AnimalHydrogen PeroxideHypertension, PulmonaryHypoxiaMaleMyocytes, Smooth MusclePulmonary ArteryRatsCatalaseHydrogen PeroxideSuperoxide DismutaseSuperoxide Dismutase 2Alveolar epithelial cellsHypoxic pulmonary hypertensionPulmonary vascular remodeling and constrictionReactive oxygen species

Identifiers

PMID33947399
PMCPMC8094493
OpenAlexW3117317823

What OpenQuestion holds

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LicenceCC BY
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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.