Retrospective Study
Copyright ©The Author(s) 2015.
World J Gastroenterol. Feb 7, 2015; 21(5): 1595-1605
Published online Feb 7, 2015. doi: 10.3748/wjg.v21.i5.1595
Figure 1
Figure 1 Immunohistochemical staining for DNA mismatch repair proteins in one case of colorectal carcinoma. Tumor cells with retained MLH1 (A) and PMS2 (B) expression, and with absent MSH2 (C) and MSH6 (D) expression, which were regarded as deficient MMR. Note stromal cells and lymphocytes serving as internal positive controls.