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Expression levels of cell cycle regulatory proteins following Smurf2 knockdown. Silencing Smurf2 expression induces accumulation of cells in the G0/G1 phase. Lysates from (A) MDA-MB-231 and (B) MCF-7 cells following Smurf2 siRNA treatment were probed with the indicated antibodies. β-actin was used as the loading control.
