| 1 | It may be composed of allelochemics such as alkaloids or terpenes. | |
| 2 | Objective: To establish a method for HPLC fingerprint determination of the triterpene acids in Poria cocos. | |
| 3 | OBJECTIVE The extraction method of Tripterygium wilfordii and determination method of total diterpene in acetic ether extract were estabished. | |
| 4 | This process produces toxic components, such as Xiao Yang acid (HOC6H4COOH) and pine terpenes, volatile as gas. | |
| 5 | Results showed that no significant difference of cholesterol and dolichol contents in brian tissues between rats with fluorosis and normal controls were detected. |