Methods: EBB was administered orally, the tumor inhibiting effect was observed in S 180 bearing mice, reaction of spleen cell to ConA and activity of NK, TNF and IL 2 were examined.

• 方法 :应用EBB口服观察其对肿瘤的抑制作用 ,并检测脾细胞对ConA刺激的反应性和NK、TNF、IL 2的活性。