Evidence map›Paper›PMID 35318859›Full record

ArticleAmerican journal of physiology. Lung cellular and molecular physiology2022

Aerosolized vitamin E acetate causes oxidative injury in mice and in alveolar macrophages.

Shotaro Matsumoto, Maret G Traber, Scott W Leonard, Jaewoo Choi, Xiaohui Fang, Mazharul Maishan, Katherine D Wick, Kirk D Jones, Carolyn S Calfee, Jeffrey E Gotts and 1 more

Open access · greenAbstract read
In one paragraph

Article in American journal of physiology. Lung cellular and molecular physiology, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
3.8field-weighted citation impact, top 6% 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

16 citing papers in PubMed, 34 citations in OpenAlex.

  1. Vaping-related lung disease: a narrative review.Journal of thoracic disease · 2026
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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

11 authors at 3 institutions in 2 countries.

Shotaro MatsumotoDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.
Maret G TraberLinus Pauling Institute, Oregon State University, Corvallis, Oregon.
Scott W LeonardLinus Pauling Institute, Oregon State University, Corvallis, Oregon.
Jaewoo ChoiLinus Pauling Institute, Oregon State University, Corvallis, Oregon.
Xiaohui FangDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.
Mazharul MaishanDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.ORCID 0000-0002-6374-7211
Katherine D WickDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.ORCID 0000-0001-9070-5490
Kirk D JonesDepartment of Pathology, University of California, San Francisco, California.
Carolyn S CalfeeDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.ORCID 0000-0001-9208-6865
Jeffrey E GottsDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.ORCID 0000-0002-6269-8753
Michael A MatthayDepartment of Medicine, Cardiovascular Research Institute, University of California, San Francisco, California.ORCID 0000-0003-3039-8155
University of California, San Francisco · USOregon State University · USTokyo Medical and Dental University · JP

Funding

Research BaseP30DK063720 · NIDDK · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI VAISSE, CHRISTIAN · 2003 to 2019
$21.8M
PROJECT 5: IMPACT OF CHANGING TOBACCO PRODUCT USE ON HEALTHCARE COSTS FOR GENERAL AND VULNERABLE POPULATIONSU54HL147127 · NHLBI · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ST.HELEN, GIDEON · 2018 to 2022
$20.4M
NOVEL PARACRINE MECHANISMS FOR CELL-BASED THERAPY OF INJURED LUNGSR01HL134828 · NHLBI · UNIVERSITY OF TEXAS HLTH CTR AT TYLER · PI JI, HONG-LONG · 2017 to 2025
$3.4M
NHLBI NIH HHS R01 HL134828NHLBI NIH HHS U54 HL147127NIDDK NIH HHS P30 DK063720
6 · The paper itself

Abstract

Although vitamin E acetate (VEA) is suspected to play a causal role in the development of electronic-cigarette, or vaping, product use-associated lung injury (EVALI), the underlying biological mechanisms of pulmonary injury are yet to be determined. In addition, no study has replicated the systemic inflammation observed in humans in a murine EVALI model, nor investigated potential additive toxicity of viral infection in the setting of exposure to vaping products. To identify the mechanisms driving VEA-related lung injury and test the hypothesis that viral infection causes additive lung injury in the presence of aerosolized VEA, we exposed mice to aerosolized VEA for extended times, followed by influenza infection in some experiments. We used mass spectrometry to evaluate the composition of aerosolized VEA condensate and the VEA deposition in murine or human alveolar macrophages. Extended vaping for 28 days versus 15 days did not worsen lung injury but caused systemic inflammation in the murine EVALI model. Vaping plus influenza increased lung water compared with virus alone. Murine alveolar macrophages exposed to vaped VEA hydrolyzed the VEA to vitamin E with evidence of oxidative stress in the alveolar space and systemic circulation. Aerosolized VEA also induced cell death and chemokine release and reduced efferocytotic function in human alveolar macrophages in vitro. These findings provide new insights into the biological mechanisms of VEA toxicity.

Indexed as

Electronic Nicotine Delivery SystemsInfluenza, HumanLung InjuryVapingAcetatesAnimalsHumansInflammationMacrophages, AlveolarMiceOxidative StressVitamin EAcetatesVitamin Eacute respiratory distress syndromealveolar macrophageE-cigarette or vaping product use-associated lung injuryoxidative stressvitamin E acetate

Identifiers

PMID35318859
PMCPMC9109788
OpenAlexW4220707783

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.