Fig. 2.
The score plot (A), loading plot (B) and hierarchical cluster analysis (HCA) (C) of PLS-DA analysis based on the 1H NMR data of samples. (n = 12). (D) Water-soluble component markers during germination (VIP >1 and p < 0.05). The colored boxes on the right indicate the relative concentrations of the corresponding compounds. CB, green coffee beans; SCB, soaked green coffee beans; GCB-12, germinated green coffee beans for 12 h; GCB-24, germinated green coffee beans for 24 h. (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)