Objective: To study the immune function of the S180 tumor-bearing mice cured by cartilage polysaccharide,the effects of virucidal S180 tumor on immune function of the mice and the mechanisms.

• 目的:研究软骨多糖治愈的S180荷瘤小鼠的免疫功能及灭活S180细胞对小鼠免疫功能的影响,分析其免疫机制。