Dammarane Sapogenins (DS-1226) is an extract derived from Asian Ginseng by an alkaline hydrolysis of total ginsenosides and purification process, which showed that DS-1226 was effective to chemotherapy associated myelosuppression after it was tested in clinical trial. To investigate the potential protective effect of DS-1226 on chemotherapy associated myelosuppression, this study was primarily focusing on cyclophosphamide-induced myelosuppression in mice with respect to hematopoiesis and immunomodulation. T...