Following publication of Prasain et al. in Volume 52, Issue 8 of Journal of Mass Spectrometry, Figures and were found to be interchanged. The correct images and captions for Figures and are given below. 1 (Figure presented.) Volcano plot in negative ion mode showing the statistical significance (y-axis) and fold change (x-axis) for difference between irradiated and non-irradiated diets [Colour figure can be viewed at wileyonlinelibrary.com] 2 (Figure presented.) Score plots of principle component analysis from control (NR) and irradiated (IR) samples in positive (A) and negative ion (B) modes. These plots display a clear separation between irradiated and control diet samples.