Evidence map›Paper›PMID 31732480›Full record

ArticleEBioMedicine2019

Endotype-phenotyping may predict a treatment response in progressive fibrosing interstitial lung disease.

Anna-Maria Hoffmann-Vold, S Samuel Weigt, Rajan Saggar, Vyacheslav Palchevskiy, Elizabeth R Volkmann, Lloyd L Liang, David Ross, Abbas Ardehali, Joseph P Lynch, John A Belperio

Open access · goldAbstract read
In one paragraph

Article in EBioMedicine, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 3 pooled it
5.2field-weighted citation impact, top 4% 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

38 citing papers in PubMed, 3 syntheses or guidelines pooled it, 56 citations in OpenAlex.

  1. Pooled it
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  10. Initiation of antifibrotic treatment in fibrosing interstitial lung disease: is the clock ticking till proven progression?European respiratory review : an official journal of the European Respiratory Society · 2025
    Review
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  16. Sarcoidosis-associated pulmonary fibrosis: joining the dots.European respiratory review : an official journal of the European Respiratory Society · 2023
    Review
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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

10 authors at 2 institutions in 2 countries.

Anna-Maria Hoffmann-VoldDepartment of Rheumatology, Oslo University Hospital, Rikshospitalet, Pb 4950 Nydalen, 0424 Oslo, Norway; Institute of Clinical Medicine, University of Oslo, Rikshospitalet, Pb 4950 Nydalen, 0424 Oslo, Norway.
S Samuel WeigtDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
Rajan SaggarDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
Vyacheslav PalchevskiyDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
Elizabeth R VolkmannDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
Lloyd L LiangDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
David RossDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
Abbas ArdehaliDepartment of Surgery, UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
Joseph P LynchDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA.
John A BelperioDepartment of Medicine, David Geffen School of Medicine at UCLA, 10833 Le Conte Ave, Los Angeles, CA 90095, USA. Electronic address: JBelperio@mednet.ucla.edu.
University of California, Los Angeles · USOslo University Hospital · NO

Funding

Role of Surfactant Proteins in Mediating Noninfectious Inflammatory and FibroproP01HL108793 · NHLBI · DUKE UNIVERSITY · PI STRIPP, BARRY R · 2012 to 2022
$21.3M
NHLBI NIH HHS P01 HL108793
6 · The paper itself

Abstract

backgroundSome interstitial lung disease (ILD) patients develop a progressive fibrosing-ILD phenotype (PF-ILD), with similar persistent lung function decline suggesting common molecular pathways involved. Nintedanib, a tyrosine kinase inhibitor targeting the PDGF, FGF, VEGF and M-CSF pathways, has shown comparable efficacy in idiopathic pulmonary fibrosis (IPF) and systemic sclerosis-associated ILD (SSc-ILD). We hypothesize that Nintedanib targeted molecular pathways will be augmented to a similar degree across PF-ILD regardless of aetiology.

methodsWe collected explanted lung tissue at the time of lung transplantation from 130 PF-ILD patients (99 (76%) IPF, 14 (11%) SSc-ILD, 17 (13%) other PF-ILD), and wedge biopsies from 200 donor lungs and measured PDGF, FGF, VEGF and M-CSF concentrations by Luminex.

findingsThe concentrations of PDGF-AA, PDGF-BB, FGF-2, VEGF and M-CSF were significantly increased in PF-ILD lungs compared to donor lungs (PDGF-AA 93·0 pg/ml [±97·2] vs. 37·5 pg/ml [±35·4], p < 0·001; PDGF-BB 102·5 pg/ml [±78·8] vs. 61·9 pg/ml [±47·0], p < 0·001; FGF-2 1442·4 pg/ml [±426·6] vs. 1201·7 pg/ml [±535·2], p = 0·009; VEGF 40·6 pg/ml [±20·1] vs. 24·9 pg/ml [±29·5], p < 0·001; and M-CSF 25526 pg/ml [±24,799] vs. 6120 pg/ml [±7245], p < 0·001). There were no significant differences in these growth factor/angiogenic molecules/cytokine concentrations when segregated by IPF, SSc-ILD and other PF-ILDs.

interpretationNintedanib specific targeted molecular pathways are augmented to a similar magnitude in all PF-ILD lung tissue as compared to controls, suggesting that Nintedanib treatment may be efficacious in PF-ILD regardless of aetiology. We speculate that clinical trials using Nintedanib for PF-ILD with or without IPF or SSc-ILD should show a similar relative reduction in FVC decline as seen in IPF and SSc-ILD (∼45-50%).

fundingHealth Grant P01-HL108793 (JAB), South-Eastern Norway Regional Health Authority Grant 2018072 (AMHV).

Indexed as

PhenotypeAgedBiomarkersCytokinesDisease ProgressionDisease SusceptibilityFemaleHumansIdiopathic Pulmonary FibrosisInflammation MediatorsLung Diseases, InterstitialMaleMiddle AgedBiomarkersCytokinesInflammation MediatorsConnective tissue diseaseIdiopathic pulmonary fibrosisInterstitial lung diseaseOutcomeProteins

Identifiers

PMID31732480
PMCPMC6921223
OpenAlexW2989387846

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.