METHODS: AGS cells were cultured in RPMI-1640 medium with 100 mL/L fetal bovine serum (FBS), 100 kU/L penicillin and 100 kU/L streptomycin.

• 方法:AGS在含100 mL/L小牛血清+100 kU/L青、链霉素的RPMI1640培养基中常规培养.