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ERCC1 expression in of gastric cancer tissue. (A,B) negative expression of ERCC1 in gastric cancer tissue (A, ×100; B, ×400); (C,D) ERCC1 expression in nucleus of gastric cancer tissue (C, ×100; D, ×400); (E,F) ERCC1 expression in cytoplasm of gastric cancer tissue (E, ×100; F, ×400). ERCC1, excision repair cross-complementation group 1.
