Figure 1.
Representative MRM chromatograms of GA, PCA and IS (bergenin) in rat kidney: (a) blank kidney homogenate; (b) blank kidney homogenate spiked with GA, PCA and IS at LLOQ concentration of 30.00, 9.95 and 10.01 ng/mL, respectively; (c) kidney homogenate at 60 min after oral administration of 60 mg/kg P. capitatum extract (184.68 ng/mL for GA and 11.82 ng/mL for PCA).