Figure 2

Immunohistochemical analysis of hAG-2, hAG-3, and ER protein in three separate breast ductal carcinoma donor tissue sections. The boxed region in panels A, D, and G is magnified in panels J, K, and L, demonstrating cytoplasmic staining of hAG-2 (J) and hAG-3 (K) and nuclear staining of ER (L).