Expression of Concern
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Betulinic acid induces autophagy-dependent apoptosis via Bmi-1/ROS/AMPK-mTOR-ULK1 axis in human bladder cancer cells
Figure 6.Autophagy inhibition blunts BA-mediated apoptosis. Flow cytometry analysis of apoptosis in EJ cells (A) and T24 cells (B) treated with different autophagy-modulating agents. *p<0.05, **p<0.01.