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Figure 6: Positive correlation between effects of melatonin in promoting osteogenesis and alleviating mitochondrial oxidative stress. (a) ALP staining. (b) ARS staining. (c–e) RT-PCR of ALP, OCN, and osterix. (f–i) Western blot of ALP, OCN, and osterix. ( per group, and vs. the control group, # and ## vs. the H2O2 group).