The study on the active ingredients of single Chinese crude drugs has the various values,and it is an indispensable process of the modernization of Chinese materia medica.Ephedrine extraction opened a prelude of the active ingredients commonly used Chinese materia medica in China,and the found of indirubin and arsenic trioxide for the treatment of leukemia and artemisinin for the treatment of malaria were the proud achievements.Although the research of active ingredients on Chinese materia medica has brough...