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The original western blot shown in Figure 1C monitoring IRT1 protein accumulation in wild-type or irt1-1 knock-out mutant, in both roots and shoots, and in response to iron nutrition was cropped and reassembled to present the data in a more logical way. This unfortunately led to a mistake during figure mounting, with the duplication of part of the blot and mis-annotation of the lanes. The original and corrected Figure 1 are shown below. The results and figure legend are unaltered by this correction.

The northern blots shown in Figure 10A and 10E were made by assembling separate images from two different blots (panel A) or by cropping and reassembling the original scan to remove unnecessary conditions and organs (panel E). We apologize for not having clearly mentioned this in the legend to the corresponding figure and for not having clearly highlighted this in the figure itself. We provide the original source blot …