Chemical and Biological Assessment of Angelica Roots from Different Cultivated Regions in a Chinese Herbal Decoction Danggui Buxue Tang

Figure 2

Comparison of five chemical markers in the extracts of Angelica roots. The ethyl acetate extracts of Angelica roots was analyzed by GC-QQQ-MS/MS. The detailed protocol was described in Material and Methods. Values are expressed in milligrams per gram of dry material and in mean ± SD, where 𝑛=3. Statistical comparison was made with Angelica roots from Gansu, China, ^∗𝑃<0.05; ^∗∗𝑃<0.01.