After being cultured for 40 days , K562 cells were induced to CD-3CD + 56 NK cells and CD + 3CD + 56 NKT cells with cytotoxicity by different cytokine combination .
结果经过40d的诱导，K562细胞在各细胞因子组合下均可以被诱导成具有杀伤功能的CD-3CD5+6NK细胞和CD3+CD5+6NKT细胞，以IL-2+IL-15组的诱导率最高，杀伤功能最强；
3cd