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Author

F. Barbosa

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Open access Sep 2026

Mercury exposure and selenium status in human populations from Amazonian riverine communities: seasonal patterns and dietary factors associated with the Se:Hg molar balance.

Amazonian riverine communities experience chronic mercury (Hg) exposure alongside generally elevated selenium (Se) status. We evaluated seasonal variation in whole-blood Hg and Se and blood Se:Hg molar ratios in 13 Brazilian Amazon riverine communities during the dry (n = 1,084) and rainy (n = 1,118) seasons using a re...

Lucas Cassulatti dos Santos, F. Barbosa · 0 citations
Open access Aug 2026

Cumulative Dietary Risk of Pesticide Mixtures in Plant-Based Foods: Beyond Single-Compound Regulatory Compliance

Dietary exposure to pesticide mixtures is recognized as an important food safety challenge worldwide, particularly in countries with intensive agricultural production. Regulatory monitoring programs focus primarily on compliance with maximum residue limits (MRLs), whereas cumulative exposure to pesticide mixtures remai...

Gabriel Henrique Savietto, Ana Beatriz Nascimento da Silva, Pedro Henrique Da Silveira Neves et al. · 0 citations

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