Evidence map›Paper›PMID 39281687›Full record

ArticleFrontiers in immunology2024

TGF-β1 overexpression in severe COVID-19 survivors and its implications for early-phase fibrotic abnormalities and long-term functional impairment.

Enrique Alfaro, Raquel Casitas, Elena Díaz-García, Sara García-Tovar, Raúl Galera, María Torres-Vargas, María Fernández-Velilla, Cristina López-Fernández, José M Añón, Manuel Quintana-Díaz and 2 more

Abstract read
In one paragraph

Article in Frontiers in immunology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–field-weighted citation impact
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

18 citing papers in PubMed.

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  18. Persistent microbial infections and idiopathic pulmonary fibrosis - an insight intoFrontiers in cellular and infection microbiology · 2024
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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

12 authors.

Enrique AlfaroRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
Raquel CasitasRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
Elena Díaz-GarcíaRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
Sara García-TovarRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
Raúl GaleraRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
María Torres-VargasRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
María Fernández-VelillaDepartment of Intensive Medicine, La Paz University Hospital, Madrid, Spain.
Cristina López-FernándezRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
José M AñónDepartment of Intensive Medicine, La Paz University Hospital, Madrid, Spain.
Manuel Quintana-DíazDepartment of Intensive Medicine, La Paz University Hospital, Madrid, Spain.
Francisco García-RíoRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.
Carolina Cubillos-ZapataRespiratory Diseases Group, Respiratory Service, La Paz University Hospital, IdiPAZ, Madrid, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Introduction: In post-COVID survivors, transforming growth factor-beta-1 (TGF-β1) might mediate fibroblast activation, resulting in persistent fibrosis. Methods: In this study, 82 survivors of COVID-19-associated ARDS were examined at 6- and 24-months post-ICU discharge. At 6-months, quantitative CT analysis of lung attenuation was performed and active TGF-β1 was measured in blood and exhaled breath condensate (EBC). Results: At 6-months of ICU-discharge, patients with reduced DmCO/alveolar volume ratio exhibited higher plasma and EBC levels of active TGF-β1. Plasma TGF-β1 levels were elevated in dyspneic survivors and directly related to the high-attenuation lung volume. In vitro, plasma and EBC from survivors induced profibrotic changes in human primary fibroblasts in a TGF-β receptor-dependent manner. Finally, at 6-months, plasma and EBC active TGF-β1 levels discriminated patients who, 24-months post-ICU-discharge, developed gas exchange impairment. Discussion: TGF-β1 pathway plays a pivotal role in the early-phase fibrotic abnormalities in COVID-19-induced ARDS survivors, with significant implications for long-term functional impairment.

Indexed as

COVID-19SARS-CoV-2Transforming Growth Factor beta1AgedFemaleFibroblastsFibrosisHumansLungMaleMiddle AgedRespiratory Distress SyndromeSurvivorsTGFB1 protein, humanTransforming Growth Factor beta1acute respiratory distress syndromegas transfer componentslung fibrosispost-COVIDtransforming growth factor

Identifiers

PMID39281687
PMCPMC11393737

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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.