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Total mercury levels in hair of APOE2-carriers and APOE4-carriers in Amazonian riverine population. Individuals with 𝜀2/𝜀4 genotypes were not included in the present analysis. (A) Participants with mercury levels below 10 μg/g (n = 47 and 172 for APOE2- and APOE4-carriers, respectively); (B) Participants with mercury levels ≥10 μg/g (n = 12 and 59 for APOE2- and APOE4-carriers, respectively). Data are presented as median and interquartile ranges. ∗p < 0.05. Mann–Whitney test.
