Panax notoginseng (PN) has been used as a qi- and blood-activating (Huoxue) drug for thousands of years in China. It has also\nbeen widely used as an anticancer drug at present. As a Huoxue drug, the effect of PN on hematopoietic differentiation in tumorbearing\nbody has been paid more and more attention. Our research found that panax notoginseng saponins (PNS), especially\npanaxadiol saponins (PDS) and its aglucon 20(S)-Protopanaxdiol (PPD), could improve the immunosuppressive state by regulating\nthe abnormal hematopoietic differentiation in a tumor-bearing body by multiple ways����..
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