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Visualisation of exhaled breath metabolites reveals distinct diagnostic signatures for acute cardiorespiratory breathlessness

journal contribution
posted on 2023-01-20, 11:33 authored by Wadah Ibrahim, Michael J Wilde, Rebecca Cordell, Matthew Richardson, Dahlia Salman, Robert Free, Bo Zhao, Amisha Singapuri, Beverley Hargadon, Erol Gaillard, Toru Suzuki, Leong Ng, Tim Coats, Paul Thomas, Paul S Monks, Chris Brightling, Neil Greening, Salman Siddiqui
Breath analysis can be a useful noninvasive way to detect disease. Here, Ibrahim et al. studied the volatile organic compound (VOC) signatures associated with acute cardiorespiratory diseases in patients presenting breathlessness. Using two-dimensional gas chromatography and mass spectrometry, the authors found clusters of VOCs associated with acute heart failure, asthma, chronic obstructive pulmonary disease, and pneumonia. These breath biomarkers correlated with blood-based biomarkers. An acute disease VOC score based on a 101-biomarker panel was associated with 2-year all-cause mortality. This study demonstrates how breathomics can help diagnose disease and further our understanding of metabolic subgroups.

Funding

East Midlands Breathomics Pathology Node (EMBER)

Medical Research Council

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Institutional Strategic Support Fund

Wellcome Trust

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Attenuating the effects of hospital-associated disability in exacerbations of Chronic Obstructive Pulmonary Disease using an anabolic intervention: a randomised controlled feasibility study

NIHR Academy

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Research funding was provided by the MRC and EPSRC Stratified Medicine Grant for Molecular Pathology Nodes (Grant No. MR/N005880/1). The research was supported by the National Institute for Health Research (NIHR )Leicester Biomedical Research Centre and NIHR, Leicester Clinical Research Facility, the Leicester Wellcome Trust ISSF (Award No. 204801/Z/16/Z), and the Midlands Asthma and Allergy Research Association(MAARA) to whom we are extremely grateful. N.J.G. is funded by a NIHR post doctoral fellowship (PDF 2017 10 052)

History

Author affiliation

Department of Respiratory Sciences, University of Leicester

Version

  • AM (Accepted Manuscript)

Published in

Science Translational Medicine

Volume

14

Issue

671

Pagination

eabl5849

Publisher

American Association for the Advancement of Science

issn

1946-6234

eissn

1946-6242

Copyright date

2022

Available date

2023-01-20

Spatial coverage

United States

Language

eng

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