Research Article

Protective Effect of Buyang Huanwu Decoction on Cerebral Ischemia Reperfusion Injury by Alleviating Autophagy in the Ischemic Penumbra

Figure 3

Quality control of BHD preparation by HPLC-MS analysis (a, b). (a) The result of the standards and (b) the result of the samples. Four representative bioactive ingredients were identified in BHD: a-1/b-1 astragaloside IV, a-2/b-2 paeoniflorin, a-3/b-3 calycosin-7-glucoside, and a-4/b-4 ferulic acid.