Abstract:
:Mercury (Hg) concentrations were determined in human urine and hair samples from Gouxi (GX, n=25) and Laowuchang (LWC, n=18), Tongren, Guizhou, China, to evaluate human exposure from artisanal Hg mining. Geometric means of urinary Hg (U-Hg) were 216 and 560 μg g(-1) Creatinine (μg g(-1) Cr) for artisanal mining workers from GX and LWC, respectively, and clinical symptoms (finger tremor) were observed in three workers. The means of hair Me-Hg concentrations were 4.26 μg g(-1) (1.87-10.6 μg g(-1)) and 4.55 μg g(-1) (2.29-9.55 μg g(-1)) for the population in GX and LWC, respectively. Significant relationship was found between estimated rice Me-Hg intake and hair Me-Hg levels (r=0.73, p<0.001). Co-exposure to Hg vapor and Me-Hg may pose health risks for the study population.
journal_name
Ecotoxicol Environ Safjournal_title
Ecotoxicology and environmental safetyauthors
Li P,Feng X,Shang L,Qiu G,Meng B,Zhang H,Guo Y,Liang Pdoi
10.1016/j.ecoenv.2010.10.030subject
Has Abstractpub_date
2011-03-01 00:00:00pages
473-9issue
3eissn
0147-6513issn
1090-2414pii
S0147-6513(10)00324-6journal_volume
74pub_type
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