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肝癌是我国高发病种，每年约有11万人死于肝癌，占全世界肝癌死亡人数的45％。但治疗方面除根治性切除有可能根治肝癌外，尚无其他特效治疗方法问世，尤其对于不能手术的中晚期肝癌［‘l。由于DNA重组技术的迅速发展，使获得大量细胞因子成为可能，也使肿瘤的生物治疗真正受人
Liver cancer is a high-risk species in China. About 110,000 people die of liver cancer each year, accounting for 45% of the world’s liver cancer deaths. However, in addition to curative resection, radical curative resection may cure liver cancer, there are no other special treatment methods available, especially for advanced inoperable liver cancer [’l. Due to the rapid development of DNA recombination technology, it has become possible to obtain a large number of cytokines, and it has also made the biological treatment of tumors really affected.