Detoxification of microcystin-LR in water by Portulaca oleracea cv.

J Biosci Bioeng

Department of Environmental Science, Faculty of Science, Shinshu University, Asahi 3-1-1, Matsumoto, Nagano 390-8621, Japan.

Published: March 2014

Microcystin-LR (0.02 μg/ml) in the hydroculture medium of Portulaca oleracea cv., became below the detection level (<0.0001 μg/ml) by HPLC analysis after 7 days. The toxicity of microcystin estimated with protein phosphatase inhibition assay, however, remained at 37% of the initial level, indicating that microcystin-LR was transformed by P. oleracea cv. into unknown compound(s) of lower toxicity.

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http://dx.doi.org/10.1016/j.jbiosc.2013.08.003DOI Listing

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