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Representative confocal images of control MCF-7 cells (MCF-7CTR) (a) and treated ones (MCF-7TGF-β1). MCF-7TGF-β1 were treated with TGF-β1 (5 ng/mL) for 48 h. (b). F-actin is labeled in red and nuclei in blue. Acquisitions were performed by Zeiss LSM700 (Zeiss) confocal microscopy.
