Western blot analysis was performed as previously described by us [23 (link)]. The following antibodies were used in the analysis: anti-EVI5 (Millipore, Billerica, MA, USA); anti-Emi1 and anti-TGF-β receptor II (Santa Cruz, CA, USA); anti-CyclinA2 (Proteintech, IL, USA); anti-pAkt (Ser473), anti-Akt, anti-Erk1/2, anti-pErk (Thr202/Tyr204), anti-CyclinD1, anti-MMP2, anti-p-Smad3, anti-Snail and anti-β-actin (Cell Signaling Technology, Danvers, MA, USA); anti-TGF-β receptor I (Abcam, London, UK); anti-N-cadherin and anti-Vimentin (BD Biosciences, USA); Anti-mouse and anti-rabbit secondary antibodies (Cell Signaling Technology, Danvers, MA, USA).
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