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Principal component analysis (PCA) of GC-MS and UPLC-QTOF-MS/MS metabolite profiling data from fruit pulp and seed tissues of the donors and autopolyploid lines. A–B, PCA of GC-MS data from fruit pulp (A) and seeds (B). C–D, PCA of UPLC-QTOF-MS/MS data from fruits pulp (C) and seeds (D). The percentage of total variation explained by the first two principal components is shown as PC1 + PC2.
