Fig. 2
From: ROC-1, P21 and CAIX as markers of tumor aggressiveness in bladder carcinoma in Egyptian patients
P21 expression in studied cases. a A case of normal urothelium showed positive P21 expression in urothelial cells (IHC × 400). b A case of invasive urothelial carcinoma, high grade showed positive mild cytoplasmic expression of P21 (IHC ×400). c A case of invasive urothelial carcinoma, high grade showed positive strong cytoplasmic expression of P21 (IHC ×400)