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Expression of mismatch repair proteins in resected specimens of locally advanced rectal cancer after neoadjuvant treatment. (A) MLH1: positive. All of the tumor showed MLH1‐positive expression. (B,C) MSH2: positive (B), negative (C). (D,E) MSH6: positive (D), negative (E). (F,G) PMS2: positive (F), negative (G). Magnification, ×400
