Fig. 6

PCA score plots of urine metabolic profiling of BG (red), MG (green), MHG (blue), MMG (violet) and QCs (black) in positive mode (a) and negative mode (b)
PCA score plots of urine metabolic profiling of BG (red), MG (green), MHG (blue), MMG (violet) and QCs (black) in positive mode (a) and negative mode (b)