Figure 4. FEN1 induces EMT in vivo. (A) IHC staining of FEN1 in xenograft tumor tissue. (B) IHC staining of E-cadherin in xenograft tumor tissue. (C) IHC staining of N-cadherin in xenograft tumor tissue. (D) IHC staining of vimentin in xenograft tumor tissue; original magnification, 200 x for the upper panels and 400 x for the lower panels in each figure.