Evidence map›Paper›PMID 29590136›Full record

ArticlePloS one2018

Alveolar leak develops by a rich-get-richer process in ventilator-induced lung injury.

Katharine L Hamlington, Jason H T Bates, Gregory S Roy, Adele J Julianelle, Chantel Charlebois, Bela Suki, Bradford J Smith

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
4.6field-weighted citation impact, top 5% 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

31 citing papers in PubMed, 42 citations in OpenAlex.

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  16. The POOR Get POORer: A Hypothesis for the Pathogenesis of Ventilator-induced Lung Injury.American journal of respiratory and critical care medicine · 2020
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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 3 institutions in 1 country.

Katharine L HamlingtonVermont Lung Center, Department of Medicine, University of Vermont College of Medicine, Burlington, VT, United States of America.
Jason H T BatesVermont Lung Center, Department of Medicine, University of Vermont College of Medicine, Burlington, VT, United States of America.
Gregory S RoyVermont Lung Center, Department of Medicine, University of Vermont College of Medicine, Burlington, VT, United States of America.
Adele J JulianelleVermont Lung Center, Department of Medicine, University of Vermont College of Medicine, Burlington, VT, United States of America.
Chantel CharleboisVermont Lung Center, Department of Medicine, University of Vermont College of Medicine, Burlington, VT, United States of America.
Bela SukiDepartment of Biomedical Engineering, Boston University, Boston, MA, United States of America.
Bradford J SmithDepartment of Bioengineering, University of Colorado Denver, Aurora, CO, United States of America.ORCID 0000-0002-1583-6762
University of Vermont · USBoston University · USUniversity of Colorado Denver · US

Funding

Multidisciplinary Training in Lung BiologyT32HL076122 · NHLBI · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI IRVIN, CHARLES G, POYNTER, MATTHEW E · 2004 to 2023
$6.1M
Preserving Epithelial Barrier Integrity in Ventilator-Induced Lung InjuryR01HL142702 · NHLBI · UNIVERSITY OF VERMONT & ST AGRIC COLLEGE · PI Jason HT Bates, DONALD P. GAVER · 2018 to 2026
$4.6M
Personalized Mechanical Ventilation for the Injured LungR01HL124052 · NHLBI · UNIVERSITY OF VERMONT & ST AGRIC COLLEGE · PI BATES, JASON HT · 2014 to 2017
$2.4M
Endogenous surfactant therapy for the developing lungR01HL111745 · NHLBI · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI SUKI, BELA · 2012 to 2014
$1.5M
The Importance of Inhomogeneity in the Pathogenesis of Lung InjuryR00HL128944 · NHLBI · UNIVERSITY OF COLORADO DENVER · PI SMITH, BRADFORD J · 2017 to 2019
$747k
The Importance of Inhomogeneity in the Pathogenesis of Lung InjuryK99HL128944 · NHLBI · UNIVERSITY OF VERMONT & ST AGRIC COLLEGE · PI SMITH, BRADFORD J · 2015 to 2016
$224k
NHLBI NIH HHS K99 HL128944NHLBI NIH HHS R00 HL128944NHLBI NIH HHS R01 HL111745NHLBI NIH HHS R01 HL124052NHLBI NIH HHS R01 HL142702NHLBI NIH HHS T32 HL076122NIH HHS K99 HL-128944NIH HHS R00 HL128944NIH HHS R01 HL-111745NIH HHS R01 HL-124052NIH HHS T32 HL-076122
6 · The paper itself

Abstract

Acute respiratory distress syndrome (ARDS) is a life-threatening condition for which there are currently no medical therapies other than supportive care involving the application of mechanical ventilation. However, mechanical ventilation itself can worsen ARDS by damaging the alveolocapillary barrier in the lungs. This allows plasma-derived fluid and proteins to leak into the airspaces of the lung where they interfere with the functioning of pulmonary surfactant, which increases the stresses of mechanical ventilation and worsens lung injury. Once such ventilator-induced lung injury (VILI) is underway, managing ARDS and saving the patient becomes increasingly problematic. Maintaining an intact alveolar barrier thus represents a crucial management goal, but the biophysical processes that perforate this barrier remain incompletely understood. To study the dynamics of barrier perforation, we subjected initially normal mice to an injurious ventilation regimen that imposed both volutrauma (overdistension injury) and atelectrauma (injury from repetitive reopening of closed airspaces) on the lung, and observed the rate at which macromolecules of various sizes leaked into the airspaces as a function of the degree of overall injury. Computational modeling applied to our findings suggests that perforations in the alveolocapillary barrier appear and progress according to a rich-get-richer mechanism in which the likelihood of a perforation getting larger increases with the size of the perforation. We suggest that atelectrauma causes the perforations after which volutrauma expands them. This mechanism explains why atelectrauma appears to be essential to the initiation of VILI in a normal lung, and why atelectrauma and volutrauma then act synergistically once VILI is underway.

Indexed as

AnimalsLungMiceMice, Inbred BALB CPulmonary SurfactantsRespiration, ArtificialRespiratory Distress SyndromeVentilator-Induced Lung InjuryPulmonary Surfactants

Identifiers

PMID29590136
PMCPMC5874026
OpenAlexW2795218504

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.