arsenate-induced toxicity effects on antioxidative enzymes and dna damage in vicia faba.pdf

Environmental Toxicology and Chemistry, Vol. 27, No. 2, pp. 413–419, 2008 2008 SETAC Printed in the USA 0730-7268/08 $12.00 .00 ARSENATE-INDUCED TOXICITY: EFFECTS ON ANTIOXIDATIVE ENZYMES AND DNA DAMAGE IN VICIA FABA AIJUN LIN,†‡ XUHONG ZHANG,§ YONG-GUAN ZHU,*‡ and FANG-JIE ZHAO# †Department of Environmental Science and Engineering, Beijing University of Chemical Technology, Beijing 100029, People’s Republic of China ‡State Key Lab of Regional and Urban Ecology/Department of Soil Environmental Sciences, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, People’s Republic of China §Beijing City University, Beijing 100083, People’s Republic of China Institute of Urban Environment, Chinese Academy of Sciences, Xiamen 361003, People’s Republic of China #Agriculture and the Environment Division, Rothamsted Research, Harpenden, Herts AL5 2JQ, United Kingdom (Received 19 April 2007; Accepted 6 August 2007) Abstract—A glasshouse hydroponic experiment was conducted to investigate the toxicity of arsenate to broad bean (Vicia faba) plants when grown with external arsenate concentrations at 10 mol/L. T