Fig. 1.
Immunohistochemical staining in lung, ovarian and pancreatic cancer. A) Cytoplasmic RRM1 +3 staining in lung squamous cell carcinoma. B) Cytoplasmic RRM1 +3 staining in lung adenocarcinoma. C) Cytoplasmic and nuclear RRM1 +3 staining in lung adenocarcinoma. D) Cytoplasmic and nuclear ERCC1 +3 staining in lung squamous cell carcinoma. E) Cytoplasmic RRM1 +3 staining in pancreas cancer. F) Cytoplasmic and nuclear ERCC1 +3 staining in ovarian cancer