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Characterization of EMT in human breast cancer cell lines. (A) Immunoblot assay showing expression of ERα, E-cadherin and β-catenin proteins in variants and parental MCF-7 cells. (B) Immunofluorescence analysis showing expression of E-cadherin and β-catenin in metastatic vMCF-7ΔRaf-1 1GX cells.
