Fig. 3From: Molecular classification of high-grade, muscle-invasive urothelial carcinomas and the relationship with CTLA-4 and PD-L1 expressionLuminal molecular profile. Lack of expression of CK5/6 (A) and CD44 (B); marked expression of CK20 (C). Technique: immunohistochemistry. Magnification: 200xBack to article page