Fig. 3

Hippocampal metabolome analysis. (a) PCA score plot of the variation between the samples of all four groups; (b) Pie chart showing the distribution of overall metabolites in different classes, with fatty acids representing the largest class, followed by glycerophospholipids and many others. PCA score plot of the variation between the samples of the - (c) Control and radiation group; (d) Control and malathion group; (e) Control and co-exposure group (n = 3).