Fig. 6.

HBXIP-elevated PKM2 contributes to accelerated cell proliferation in ER+ breast cancer. a, b Colony photograph (a) and colony forming efficiency (b) in MCF-7 cells after transiently transfected with the indicated plasmids or siRNA. c, d Colony photograph (c) and colony forming efficiency (d) in T47D cells after transiently transfected with the indicated plasmids or siRNA. Statistically significant differences are indicated: *P < 0.05, **P < 0.01; all experiments were repeated at least three times