Fig. 3From: Somatic mutations in renal cell carcinomas from Chinese patients revealed by targeted gene panel sequencing and their associations with prognosis and PD-L1 expressionImmunohistochemical staining of programmed death-ligand 1 (PD-L1) in renal cell carcinoma specimens. a, b Yellowish-brown PD-L1-positive staining on cell membrane in a G1 tumor; c, d PD-L1-negative staining in adjacent normal tissueBack to article page