Conclusion Perform and granzyme B were immunity markers for the identification of activated cytotoxic cells, which also could be used as diagnostic markers of NK/T-cell lymphoma.

• 结论穿孔素和颗粒酶B是鉴定活化的细胞毒性细胞的免疫标志物，可作为NK/T细胞淋巴瘤的诊断性标志物；