Melatonin Inhibits Annulus Fibrosus Cell Senescence through Regulating the ROS/NF-κB Pathway in an Inflammatory Environment

Figure 2

Analysis of senescence-associated β-galactosidase (SA-β-Gal) staining-positive rate. SA-β-Gal activity of annulus fibrosus (AF) cells was measured using a senescence β-galactosidase staining kit. All data are expressed as (). ^&Indicates a statistical difference ().