Research Article

The Tissue Distribution of Four Major Coumarins after Oral Administration of Angelicae Pubescentis Radix Extract to Rats Using Ultra-High-Performance Liquid Chromatography

Figure 3

Representative tissue chromatogram of (a) blank heart tissue, (b) blank heart tissue spiked with the standard compounds at LLOQ, and (c) real samples after administration of APR extract. 1: columbianetin, 2: columbianetin acetate, 3: osthole, 4: columbianadin.
(a)
(b)
(c)