Figure 3

Double-label immunofluorescent and immunohistochemical studies of p53-binding protein 1 (53BP1) expression (green) and Ki-67 (red) in urothelial tissue, along with other DNA damage response (DDR)-related molecules: p16^ink4a (brown), p53 (red), RAD51 (red), and DNA-PKcs (red). The scale bars indicate 10 µm.