ArticleCardiovascular diabetology2026
Circulating cardiometabolic metabolite profiles associated with ambient air pollution and atrial fibrillation risk: a prospective cohort study.
Article in Cardiovascular diabetology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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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.
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1 citing paper in PubMed.
- Plasma metabolomic signatures of air pollution and rheumatoid arthritis risk.Frontiers in public health · 2026Article
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23 authors.
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Abstract
backgroundAmbient air pollution has been linked to atrial fibrillation (AF), yet the underlying metabolic mechanisms remain poorly understood.
methodsWe analyzed 227,324 UK Biobank participants without baseline AF. We constructed an air pollution score by aggregating all four pollutants (PM
resultsDuring follow-up, 16,235 participants (7.14%) developed AF. We identified 65-metabolite signature significantly associated with air pollution, predominantly comprising lipoprotein lipid concentrations (32.31%), lipoprotein subclasses (15.38%), fatty acids (13.85%), and amino acids (12.31%). Each standard deviation increase in this metabolic signature was associated with 18% higher AF risk (HR = 1.18, 95%CI:1.03-1.35). The metabolic profile mediated 15.45% of the relationship between air pollution and AF, with lipoprotein parameters showing the strongest mediation effects.
conclusionAir pollution-related metabolic signature was independently associated with AF risk and mediated a significant portion of pollution's arrhythmogenic effects. These findings provide novel insights into biological mechanisms linking environmental exposures to AF.
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