Fig. 1From: PD-L1 and CD4 are independent prognostic factors for overall survival in endometrial carcinomasRepresentative images for immunostaining. The 0 to 3 staining degrees of PD-L1 in TCs/TICs and VEGF in TCs, as well as high and low densities of PD1+/CD4+/CD8+/CD68+ TICs. × 200Back to article page