Fig. 4From: PD-L1 expression is a predictive biomarker for CIK cell-based immunotherapy in postoperative patients with breast cancerKaplan-Meier curves of postoperative breast cancer patients in key subgroups. a OS and RFS curves of patients who received CIK treatment compared to those who did not in the TNBC subgroup (b) OS and RFS curves of patients who received adjuvant CIK cell treatment compared to those who did not in the ER/PR+ and HER2- breast cancer subgroup. c OS and RFS curves of patients who received adjuvant CIK cell treatment compared to those who did not in the ER/PR- and HER2+ subgroupBack to article page