Fig. 1From: Quantification of two isomeric flavones in rat colon tissue using reverse phase high performance liquid chromatographyElution of flavone A from colon. HPLC chromatographs of a blank colon; b colon spiked with internal standard (celecoxib 25 µg/mL); c colon spiked with flavone A (100 µg/mL) and internal standardBack to article page