Methods:DCs were derived from cord blood monocytes, then were pulsed by tumor associated antigen (TAA) extracted from human stomach cancer S-180 cell line.

• 方法 :采用脐带血来源的单核细胞制备树突状细胞 ,体外经S - 180细胞肿瘤相关抗原 (TAA)致敏后免疫小鼠 ,一周后接种S - 180细胞株。