Colorectal Cancer
Copyright ©2007 Baishideng Publishing Group Co.
World J Gastroenterol. Sep 7, 2007; 13(33): 4437-4444
Published online Sep 7, 2007. doi: 10.3748/wjg.v13.i33.4437
Figure 3
Figure 3 Loss of MLH1 and MSH2 expression in colorectal cancer. A: Loss of staining with MLH1 in cancer cells, although lymphocytes (arrow) show positive staining (× 400); B: Adenocarcinoma with complete loss of MSH2 expression. Nuclear staining of lymphocytes (arrows) in the stroma served as internal positive control (× 200).