Fig. 2
From: Pharmacokinetics of cucurbitacin B from Trichosanthes cucumerina L. in rats
Representative chromatograms of blank rat plasma after monitoring under cucurbitacin B condition (a); blank plasma with cucurbitacin B at 5 μg/L (b); cucurbitacin B in an unknown plasma sample (c); blank rat plasma after monitoring under glycyrrhizic acid condition (d); pre-spiked blank plasma with glycyrrhizic acid at 25 ng (e); glycyrrhizic acid added in an unknown plasma sample (f)