FOXP3 and neoplasm: Infiltrating FOXP3+ cells were detectable to a significantly higher extent within the tumor (4.0 ± 9.1 vs. 3.7 ± 14.4, p = 0.001) and in the stroma (4.2 ± 1.4 vs. 2.8 ± 6.1, p = 0.007) of ductal cancers as compared to lobular breast cancers (Figure 3).