a decreasing trendp < 0.001
The ageing-related proteins, p16 INK4A , p21 Waf1/Cip1 , p- γ H2AX, and β-galactosidase, presented a decreasing trend in the testicular tissue in the ageing model compared to the control group; this trend was reversed by LBSO treatment (all p < 0.001) ( Figure 1(C–G) ).