urinary arsenic metabolites of subjects exposed to elevated arsenic present in coal in shaanxi province, china尿砷代谢产物的受试者暴露于高砷存在于陕西省煤炭,中国.pdf

Int. J. Environ. Res. Public Health 2011, 8, 1991-2008; doi:10.3390/ijerph8061991 OPEN ACCESS International Journal of Environmental Research and Public Health ISSN 1660-4601 /journal/ijerph Article Urinary Arsenic Metabolites of Subjects Exposed to Elevated Arsenic Present in Coal in Shaanxi Province, China Jianwei Gao 1,2, Jiangping Yu 1 and Linsheng Yang 1,* 1 Institute of Geographical Sciences and Natural Resources Research, Chinese Academy of Sciences, 11A Datun Road, Beijing 100101, China; E-Mails: gaojw.06b@ (J.G.); yujp@ (J.Y.) 2 Graduate School of the Chinese Academy of Sciences, Beijing 10049, China * Author to whom correspondence should be addressed; E-Mail: yangls@; Tel.: +86-10-6488-9060; Fax: +86-10-6485-6504. Received: 14 April 2011; in revised form: 26 May 2011 / Accepted: 30 May 2011 / Published: 3 June 2011 Abstract: In contrast to arsenic (As) poisoning caused by naturally occurring inorganic arsenic-contaminated water consumption, coal arsenic poisoning (CAP) induced by elevated arsenic exposure from coal combustion has rarely been reported. In this study, the concentrations and distributions of urinary arsenic metabolites in 57 volunteers (36 subjects with skin lesions and 21 subjects without skin lesions), who had been exposed to elevated levels of arsenic present in coal in Changshapu village in