Fig. 3From: Tissue-specific metabolite profiling and quantitative analysis of ginsenosides in Panax quinquefolium using laser microdissection and liquid chromatography–quadrupole/time of flight-mass spectrometryThe total ions current (TIC) chromatograms of microdissected tissues from main root (a) and branch root (b) of P. quinquefolium samples. The peak numbers referred to Table 2 Back to article page