Reduced expression levels of the miR-200 family (miR-200a, miR-200b, miR-200c, miR-141, and miR-429) in breast cancer upregulated ZEB1/ZEB2, activating TGF-β/BMP signaling to promote EMT (Saydam et al., 2009). Here, TGFB1 is linked to breast carcinoma.