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ArticleLung2025

Use of Telomere Length as a Biomarker in Idiopathic Pulmonary Fibrosis.

Caroline Dahlqvist, Thomas Planté-Bordeneuve, Trejsi Muca, Anne de Leener, Benoît Ghaye, Emmanuel Coche, Anabelle Decottignies, Marie-Astrid van Dievoet, Antoine Froidure

Abstract readMulticenter Study
PubMed Publisher
In one paragraph

Article in Lung, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Hallmarks of the ageing lung: 10 years later.The European respiratory journal · 2026
    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

9 authors.

Caroline Dahlqvist *Pulmonology department, CHU-UCL Namur, Yvoir, Belgium.
Thomas Planté-Bordeneuve *Pulmonology department, CHU-UCL Namur, Yvoir, Belgium.
Trejsi MucaPulmonology department, Cliniques Universitaires Saint-Luc, Av. Hippocrate 10, 1200, Brussels, Belgium.
Anne de LeenerInstitut de Recherche Expérimentale Et Clinique, UCLouvain, Brussels, Belgium.
Benoît GhayeInstitut de Recherche Expérimentale Et Clinique, UCLouvain, Brussels, Belgium.
Emmanuel CocheInstitut de Recherche Expérimentale Et Clinique, UCLouvain, Brussels, Belgium.
Anabelle DecottigniesGenetic and Epigenetic Alterations of Genomes, de Duve Institute, UCLouvain, Brussels, Belgium.
Marie-Astrid van DievoetLaboratory Department, Cliniques Universitaires Saint-Luc, Brussels, Belgium.
Antoine FroidureInstitut de Recherche Expérimentale Et Clinique, UCLouvain, Brussels, Belgium. antoine.froidure@saintluc.uclouvain.be.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTelomere shortening, a hallmark of cellular aging, is associated with poor outcomes in idiopathic pulmonary fibrosis (IPF). This study aimed to explore the relationships between telomere length (TL), pulmonary function tests, and telomere-related gene (TRG) mutations in a real-world IPF population.

methodsWe included IPF patients from two Belgian academic hospitals, collecting demographic and clinical data. TL was measured using Flow-FISH and expressed as a percentile. Short TL was defined as below the 10th percentile (P10), and very short TL as below the 1st percentile (P1).

resultsWe analysed 143 patients (106 men, 74%), with a median age of 70 years. Thirty patients (21%) met the European Respiratory Society (ERS) criteria for familial pulmonary fibrosis (FPF). Short TL was found in 74 patients (50%), predominantly in men (p < 0.05). Patients with short TL experienced a greater decline in lung function over 24 months compared to those with normal TL (- 4% vs + 3% FVC, p < 0.05; - 7% vs - 3% DLCO, p < 0.05). Patients with very short TL were younger at diagnosis and tended to have a more pronounced FVC decline (- 5% vs - 1%, p = 0.06). TRG variants were identified in 16 individuals, occurring more frequently in those with short (14/27, 52%) or very short TL (10/20, 50%).

conclusionShort TL is common in both sporadic and familial IPF and serves as a predictive biomarker for accelerated lung function decline. Additionally, the presence of short TL is indicative of an underlying TRG mutation.

Indexed as

Idiopathic Pulmonary FibrosisLungTelomereTelomere ShorteningAgedAged, 80 and overBelgiumBiomarkersDisease ProgressionFemaleHumansMaleMiddle AgedMutationRespiratory Function TestsTelomeraseBiomarkersTelomeraseBiomarkerPulmonary fibrosisTelomeres

Identifiers

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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.