Figure 1. Immunohistochemical detection of cluster of differentiation 133 (CD133) in ulcerative colitis-associated colorectal cancer. A: Immunohistochemical CD133 expression was localized to the glandular-luminal surface of tumor epithelial cells and the intraglandular debris of shed tumor cells (original magnification: ×40). B: Hematoxylin and eosin staining of a serial section (original magnification: ×40).
