MDS患者NK细胞分泌的穿孔素和颗粒酶B的表达水平:MDS患者骨髓NK细胞分泌的穿孔素水平显著低于IDA组[(57.36±23.81)%对(78.21±12.36)%,P=0.042],颗粒酶B水平明显低于IDA组[(57.44±15.37)%对(69.32±14.98)%,P=0.034],骨髓NK细胞上IL-18Rα的表达水平显著低于IDA组[(63.61±20.40)%对(81.30±11.10)%,P=0.040](图6)。. Here, PPIB is linked to myelodysplastic syndrome.