Figure 1From: Enhanced RAD21 cohesin expression confers poor prognosis and resistance to chemotherapy in high grade luminal, basal and HER2 breast cancersRAD21 immunohistochemistry in DCIS and invasive carcinoma. A, Strong nuclear RAD21 staining in DCIS. Scale bar = 20 μm. B, Strong nuclear RAD21 staining in an invasive carcinoma, luminal type. Scale bar = 20 μm. C, Absence of nuclear staining in an invasive carcinoma, basal type. Scale bar = 20 μm.Back to article page