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. 2016 Jan 15;6(1):4. doi: 10.3390/metabo6010004

Figure 4.

Figure 4

PCA score plot (A). PC-1 and PC-2 loading plots are reported in panel (B,C), respectively. Insets in (B,C) are expanded regions of the relative loading plots. Control samples are colored in red; compound 1, 2 and 3 in blue, dark yellow and green, respectively. Numbers on the loading plots refer to the NMR assignment reported in Figure 3.