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Trace elements and activity of antioxidative enzymes in Cistus ladanifer L. gro...

Abstract The Mediterranean shrub Cistus ladanifer grows naturally in Sa˜o Domingos (Portugal), an abandoned copper mine. High levels of trace elements in plants can generate oxidative stress increasing the activity of antioxidant enzymes. The aim of this work was to evaluate and compare As, Cu, Pb and Zn concentrations and the activity of the soluble and cell wall ionically bounded forms of the enzymes catalase...