Fig. 3: Sirt6 overexpression suppressed IL-1β-induced premature senescence and apoptosis of human NP cells

a–e Representative western blots and quantification data of p16, cleaved caspase3, Bax, Bcl-2 in NP cells of each group as treated above; columns represent mean ± SD. Significant differences between the treatment and control groups are indicated as *P < 0.05, **P < 0.01, ***P < 0.001, n = 5