Figure 4. DRm217 attenuated but ouabain strengthened renal tubular cells apoptosis. (A) Represent images for TUNEL staining. (B) Statistical result of TUNEL positive cells. (C) Caspase 3 activity in different-treated renal tissues. n=6-8. Means±SEM; * p<0.05, **p<0.01, vs control group; # p<0.05, ## p<0.01, vs NX group. Scale bar, 100 μm.