A, Western blot of PBK mono-allelic knockout T47D cell line and transduced PBK and PBK-T9A cell lines. B, C, Invasion assays with cell lines established in (A). D, E, Cell migration (wound healing) assays with cell lines established in (A). F, Cell proliferation assays with cell lines established in (A). *:p<0.05; **:p<0.01; ***:p<0.001 (t-test).