The peritoneal exudate cells (PBC) inducsd by S-CWS in C57BL/6 mice had a cytost-atic activity against S180 tumor cells.

• 巨噬细胞对肿瘤细胞的体外细胞阻滞实验结果证明,经S-CWS激活后的巨噬细胞对肿瘤细胞的阻滞效应(Cytostasis effect)显著提高。