Figure 2From: Lower cyclooxygenase-2 expression is associated with recurrence of solitary non-muscle invasive bladder carcinomaImmunohistochemical staining for COX-2 on tissue microarrays of urothelial tumors (A, magnification x20). On higher magnification representative cases demonstrate tumor cells with strong (B), moderate (C) and weak (D) staining (magnification x100).Back to article page