Tissue Distribution of Total Flavonoids Extracts of Drynariae Rhizoma in Young and Old Rats by UPLC–MS/MS Determination

Figure 2

Representative MRM chromatograms of seven analytes and quercetin (IS): (a) blank liver homogenates; (b) blank liver homogenates spiked with the seven analytes and IS; and (c) liver homogenates 1 h after oral administration of TFDR (4 g/kg; mean ± SD; n = 6).

(a)

(b)