Figure 2
DNA repair proteins expression in the ductal carcinoma of rat pancreas. EnVision immunohistochemistry, original magnification × 200 and positive reaction was mainly localized in the cytoplasm and/or nucleus. (A) MGMT positive expression in well-differentiated adenocarcinoma; (B) ERCC1 positive expression in moderately-differentiated adenocarcinoma; (C) hMSH2 positive expression in moderately-differentiated adenocarcinoma; (D) hMLH1 positive expression in well-differentiated adenocarcinoma.