Fig. 3From: Comparative transcriptome and histological analyses of wheat in response to phytotoxic aphid Schizaphis graminum and non-phytotoxic aphid Sitobion avenae feedingPrincipal component analysis (PCA) plot on transcriptome data from control groups (red spots), wheat leaves infested with S. avenae for 48 h (Sa48h, green spots) and wheat leaves infested with S. graminum for 48 h (Sg48h, blue spots)Back to article page