Abstract
Previous studies have explored the relationships of air pollution and metabolic profiles with lung function. However, the metabolites linking air pollution and lung function and the associated mechanisms have not been reviewed from a life-course perspective. Here, we provide a narrative review summarising recent evidence on the associations of metabolic profiles with air pollution exposure and lung function in children and adults. Twenty-six studies identified through a systematic PubMed search were included with 10 studies analysing air pollution-related metabolic profiles and 16 studies analysing lung function-related metabolic profiles. A wide range of metabolites were associated with short- and long-term exposure, partly overlapping with those linked to lung function in the general population and with respiratory diseases such as asthma and COPD. The existing studies show that metabolomics offers the potential to identify biomarkers linked to both environmental exposures and respiratory outcomes, but many studies suffer from small sample sizes, cross-sectional designs, a preponderance on adult lung function, heterogeneity in exposure assessment, lack of confounding control and omics integration. The ongoing EXposome Powered tools for healthy living in urbAN Settings (EXPANSE) project aims to address some of these shortcomings by combining biospecimens from large European cohorts and harmonised air pollution exposure and exposome data.
| Original language | English |
|---|---|
| Article number | 220038 |
| Number of pages | 12 |
| Journal | European Respiratory Review |
| Volume | 31 |
| Issue number | 165 |
| Early online date | 10 Aug 2022 |
| DOIs | |
| Publication status | Published - 30 Sept 2022 |
Bibliographical note
Funding Information:Conflict of interest: M.G.M. Pinho reports a Leadership or fiduciary role in other board, society, committee or advocacy group, paid or unpaid as an Associate editor at the journal Public Health Nutrition. C.E. Wheelock has received support for the present manuscript from Swedish Heart Lung Foundation. M. Chadeau-Hyam has shares in the OSMOSE consulting company; work performed in the company has no link with the present work. N. Probst-Hensch reports salary support from Swiss TPH Core Funds. The remaining authors have nothing to disclose.
Publisher Copyright:
© The authors 2022.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 11 Sustainable Cities and Communities
Keywords
- Adult
- Air Pollutants/adverse effects
- Air Pollution/adverse effects
- Child
- Cross-Sectional Studies
- Environmental Exposure/adverse effects
- Humans
- Particulate Matter
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