Article
Hijacking membrane transporters for arsenic phytoextraction.
Journal of biotechnology - 10 Jan 2013
LeBlanc Melissa S, McKinney Elizabeth C, Meagher Richard B, Smith Aaron P
Abstract excerpt
Arsenic is a toxic metalloid and recognized carcinogen. Arsenate and arsenite are the most common arsenic species available for uptake by plants. As an inorganic phosphate (Pi) analog, arsenate is acquired by plant roots through endogenous Pi transport systems. Inside the cell, arsenate is reduced to the thiol-reactive form arsenite. Glutathione (GSH)-conjugates of arsenite may be extruded from the cell or...
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