Figure 2From: Estrogen receptor alpha/beta ratio and estrogen receptor beta as predictors of endocrine therapy responsiveness–a randomized neoadjuvant trial comparison between anastrozole and tamoxifen for the treatment of postmenopausal breast cancer Immunohistochemical staining pattern in BC samples for ER-β, ER-α and Ki67. A-E examples of ER-β expression: liver as negative control (A), whole section positive control slide (B), Allred score 3 (C), Allred score 5 (D) and Allred score 8 (E). F-H examples of ER-α expression: Allred score 0 (F), Allred score 6 (G) and Allred score 8 (H). I-L examples of Ki67 expression; Allred score 0 (I), Allred score 2 (J), Allred score 5 (K) and Allred score 8 (L).Back to article page