目的：探讨B7 - 1基因修饰的肿瘤细胞作为瘤苗对小鼠胃癌的治疗效果。

Objective: To explore the therapeutic effects of the vaccine, B7 1 gene modified tumor cells, on gastric cancer in mice.

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目的：研究T细胞在巨噬细胞游走抑制因子(MIF)基因修饰的瘤苗诱导抗肿瘤免疫反应中的作用。

Objective: To investigate the role of t cell in the antitumor immune responses induced by MIF gene modified tumor vaccine.

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