4 torthaí
OBJECTIVE
To investigate the relationship between the laxative potency and anthraquinones content of six kinds of traditional Chinese drugs (TCDs) like Rheum tanguticum, Polygonum cuspidatum, R. palmatum, R. officeinale, Semen Cassiae and Radix Polygoni Multiflori.
METHODS
The half effective dose
OBJECTIVE
To investigate the difference and causes of purgative activity in three species of certified rhubarb, so as to lay steady foundations of further research on assessing purgative activity impersonally by using measurable indexes.
METHODS
The potencies of three species were comparied with
Rhubarb is well known in traditional Chinese medicines (TCMs) mainly due to its effective purgative activity. Anthraquinones, including anthraquinone derivatives and their glycosides, are thought to be the major active components in rhubarb. To improve the quality control method of rhubarb, we