Figure 3.
Partial least squares discriminant analysis score plot (PC1 vs. PC2) (A) and the loading plot PC1 (B) of 1H-nuclear magnetic resonance data representing the three varieties of germinated rice extracted by 100% ethanol. 1, valine; 2, threonine; 3, tyrosine; 4, alanine; 5, glutamine; 6, glutamic; 7, aspartate; 8, leucine; 9, phenylalanine; 10, hydroxy-l-proline; 11, tryptophan; 12, 3-hydroxybutyric acid; 13, 2,3-butanediol; 14, fumaric acid; 15, γ-aminobutyric acid; 16, α-aminobutyric acid; 17, citric acid; 18, oxoglutaric acid; 19, malate; 20, fatty acids; 21, α-linolenic acid; 22, γ –oryzanol; 23, α-tocopherol; 24, fructose; 25, sucrose; 26, glucose; 27, xylose; 28, mannose; 29, galactitol; 30, sinapic acid; 31, ferulic acid; 32, p-hydroxybenzoic acid; 33, gallic acid; and 34, vanillic acid. GWR100 =germinated white rice extracted with 100% ethanol; GBR100 =germinated black rice extracted with 100% ethanol; GRR100 =germinated red rice extracted with 100% ethanol; PC = principal component.