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. Author manuscript; available in PMC: 2014 Apr 4.
Published in final edited form as: Anal Bioanal Chem. 2011 Dec 8;402(10):3275–3286. doi: 10.1007/s00216-011-5579-x

Fig. 1.

Fig. 1

Synchrotron X-ray fluorescence microtomography images illustrating the different distributions of arsenic (As; red), manganese (Mn; green), and iron (Fe; blue) for a virtual cross-section of a dehusked immature rice grain pulsed with 133 μmol L–1 arsenite through the excised panicle stem. OVT refers to the ovular vascular trace, the point of grain entry