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. 2021 Nov 19;12:762605. doi: 10.3389/fpls.2021.762605

Figure 3.

Figure 3

F. graminearum inoculation induced a significant metabolic response in spikelets of wheat. (A) Principal component analysis (PCA) of metabolic profiles in all samples (six biological replicates). The partial least-squares discriminant analysis (PLS-DA) score plots (B) and a volcano plot (C) of the comparison between R-0 and S-0, R-3 and S-3, R-6 and S-6, R-9 and S-9, respectively. QC, Quality Control; R-0/3/6/9, resistant genotype (Sumai 3) at 0/3/6/9 dpi; S-0/3/6/9, susceptible genotype (Shannong 20) at 0/3/6/9 dpi.