VIP	variable importance in projection
QC	quality control
ROS	reactive oxygen species
PAL	Phenylalanine ammonia lyase
C4H	cinnamic acid hydroxylase
4CL	coumarin CoA ligase
CHS	chalcone synthase
CHI	chalcone isomerase
F3H	flavonoid 3-hydroxylase,
F3′H	flavonoid 3′-hydroxylase
F3,5′H	flavonoid 3′-hydroxylase
DFR	dihydroflavonol 4-reductase
ANS	anthocyanin synthase
UGT (GT1)	UDP glucosyltransferase
GSTF	glutathione S-transferase
TIC	total ion chromatogram
GSEA	gene set enrichment analysis
OPLS-DA	Orthogonal partial least squares—discriminant analysis
PCA	PCA