Induction of CTX-d from cobra venoms on NB4 apoptosis and its mechanism Effect of Caulis Spatholobi extacts on leukopenia induced by cytoxan in rats Effects of YBSX Syrup on hematopoietic and immunologic functions in mice treated by chemotherapy Effect of Caulis Spatholobi extacts on leukopenia induced by cytoxan in rats Decreasing toxicity and synergistic effects of Hohenbuehelia serotina polysaccharide extracts to tumor-bearing mice treated by cytoxan Influences of FVP_1 on the curative and negative effects of CTX