PREFACEBurnet and Thomas proposed immune surveillance theory in 50 s and 60 s this century. Immune system could recognize and kill tumor cells by immune effective cells such as TIL, LAK, and NK.

• 本世纪50-60年代，Burnet和Thomas提出免疫监视(immunosurveillance)学说认为机体免疫系统可以通过细胞免疫机制，主要是TIL、LAK、NK等免疫效应细胞杀灭肿瘤细胞。