ArticleFrontiers in public health2026
An analysis of occupational exposure to particulate matter and erythrocyte morphological abnormalities among charcoal-grill restaurant workers.
Article in Frontiers in public health, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.
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Abstract
Background: Workers in charcoal- and wood-fired grill restaurants are exposed to high concentrations of combustion-derived particulate matter (PM) and carbon monoxide during long shifts in poorly ventilated kitchens. Whether this exposure is associated with measurable changes in circulating erythrocyte morphology is not established. Methods: This study used a comparative cross-sectional design and compared charcoal-grill workers ( Results: Restaurant worksites had markedly higher PM concentrations (median 117.8 vs. 0.23 μg/m Conclusion: Grill restaurant work involves high-particulate exposure associated with stress-related erythrocyte poikilocytes, suggesting mechanical and oxidative membrane damage rather than generalised morphological changes. However, due to subclinical anomaly rates, demographic confounders, and missing control data, these findings remain hypothesis-generating. Because of the limited sample size and the investigative nature of this research, the current findings should be interpreted as tentative and primarily useful for formulating future hypotheses. Furthermore, its cross-sectional design and lack of direct measurements of oxidative stress preclude establishing causality or verifying biological pathways.
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