Supplementary Figure 3 from PP2A-B55β Antagonizes Cyclin E1 Proteolysis and Promotes Its Dysregulation in Cancer

PDF file - 235KB, Cell cycle analysis of MDA-MB-231 cells knocked down for B55beta expression. Cells were transfected with control or B55beta siRNA and 48 hrs later stained with propidium iodide and cell cycle kinetics determined by flow cytometry. Percentage of cells in G1, S and G2/M phases are shown on the right.