Fig. 1From: Urogenital Microbiota:Potentially Important Determinant of PD-L1 Expression in Male Patients with Non-muscle Invasive Bladder CancerPD-L1 expression in formalin-fixed paraffin-embedded tissue samples stained with anti-PD-L1 antibody (405.9A11). Positive control with tonsil tissue for PD-L1 expression is presented in panel (A). In panel (B), both tumor cells and immune cells are negative for PD-L1. Positive membranous staining in tumor cells and immune cells are presented in panels (C) and (D), respectivelyBack to article page