Evidence map›Paper›PMID 19661248›Full record

ArticleAmerican journal of respiratory and critical care medicine2009

NADPH oxidase-1 plays a crucial role in hyperoxia-induced acute lung injury in mice.

Stéphanie Carnesecchi, Christine Deffert, Alessandra Pagano, Sarah Garrido-Urbani, Isabelle Métrailler-Ruchonnet, Michela Schäppi, Yves Donati, Michael A Matthay, Karl-Heinz Krause, Constance Barazzone Argiroffo

Open access · greenAbstract read
In one paragraph

Article in American journal of respiratory and critical care medicine, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 104 papers.

0numbers the graph read from it
0cells of the map it votes in
104citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

104 citing papers in PubMed, 163 citations in OpenAlex.

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  15. Oxygen for the Newborn: Friend or Foe?Children (Basel, Switzerland) · 2023
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44 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

10 authors at 2 institutions in 3 countries.

Stéphanie CarnesecchiDepartment of Pediatrics and Department of Pathology and Immunology, Centre Médical Universitaire, 1, rue Michel Servet, 1211 Geneva 4, Switzerland. Stephanie.Carnesecchi@unige.ch
Christine Deffert
Alessandra Pagano
Sarah Garrido-Urbani
Isabelle Métrailler-Ruchonnet
Michela Schäppi
Yves Donati
Michael A Matthay
Karl-Heinz Krause
Constance Barazzone Argiroffo
University of Geneva · CHCardiovascular Institute Hospital · JP

Funding

MECHANISMS OF ALVEOLAR EPITHELIAL FLUID CLEARANCER01HL051854 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI MATTHAY, MICHAEL A. · 1994 to 2012
$4.4M
NHLBI NIH HHS R01 HL51854
6 · The paper itself

Abstract

rationaleHyperoxia-induced acute lung injury has been used for many years as a model of oxidative stress mimicking clinical acute lung injury and the acute respiratory distress syndrome. Excess quantities of reactive oxygen species (ROS) are responsible for oxidative stress-induced lung injury. ROS are produced by mitochondrial chain transport, but also by NADPH oxidase (NOX) family members. Although NOX1 and NOX2 are expressed in the lungs, their precise function has not been determined until now.

objectivesTo determine whether NOX1 and NOX2 contribute in vivo to hyperoxia-induced acute lung injury.

methodsWild-type and NOX1- and NOX2-deficient mice, as well as primary lung epithelial and endothelial cells, were exposed to room air or 100% O(2) for 72 hours. MEASUREMENTS AND MAIN

resultsLung injury was significantly prevented in NOX1-deficient mice, but not in NOX2-deficient mice. Hyperoxia-dependent ROS production was strongly reduced in lung sections, in isolated epithelial type II cells, and lung endothelial cells from NOX1-deficient mice. Concomitantly, lung cell death in situ and in primary cells was markedly decreased in NOX1-deficient mice. In wild-type mice, hyperoxia led to phosphorylation of c-Jun N-terminal kinase (JNK) and extracellular signal-regulated kinase (ERK), two mitogen-activated protein kinases involved in cell death signaling, and to caspase-3 activation. In NOX1-deficient mice, JNK phosphorylation was blunted, and ERK phosphorylation and caspase-3 activation were decreased.

conclusionsNOX1 is an important contributor to ROS production and cell death of the alveolocapillary barrier during hyperoxia and is an upstream actor in oxidative stress-induced acute lung injury involving JNK and ERK pathways in mice.

Indexed as

AnimalsCell DeathEndotheliumEpithelial CellsExtracellular Signal-Regulated MAP KinasesHypoxiaJNK Mitogen-Activated Protein KinasesLungLung InjuryMiceMice, Inbred C57BLNADPH OxidasesPhosphorylationReactive Oxygen SpeciesExtracellular Signal-Regulated MAP KinasesJNK Mitogen-Activated Protein KinasesNADPH OxidasesReactive Oxygen Species

Identifiers

PMID19661248
PMCPMC2778156
OpenAlexW2045307635

What OpenQuestion holds

Textmetadata
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.