fig2

Figure 2. Representative high grade ductal carcinoma in situ case (×40). (a and b) Hematoxylin and eosin stain; (c) GATA-3 expression (H score 162); (d) FOXA1 expression (H score 180); (e) human epidermal growth factor receptor 2/neu expression (immunohistochemistry score 3+); (f) Ki-67 expression (15% proliferation rate). FOXA1: Forkhead-box A1; GATA-3: GATA binding protein 3