摘要 ： 研究壳寡糖对免疫系统中巨噬细胞作用的具体机制。
Abstract : The molecular mechanisms of Chitosan oligosaccharide (COS) acting on macrophages in immune system were investigated here.
目的研究壳寡糖减弱乙醇对人胚胎肝细胞（L02细胞）损伤的原因。
Purpose To study the protective effect of oligochitosan on injury induced by ethanol in human embryonic hepatocytes(L02 cells).
目的通过建立H 22肝癌荷瘤鼠作为实验动物模型，研究壳寡糖对荷瘤鼠免疫功能的影响。
Objective to experiment the tumor animal model to the H22 Cancer of the liver mice, and study the influence of chitosan oligosaccharide on immunity function of tumor mice.
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