The results showed that CSNK2A1 protein levels in the liver tissue of +Leprdb/+Leprdb mice (T2DM) were significantly higher than that in the liver tissue of +Dock7m/+Dock7m mice (control) at 16 and 32 weeks (P < 0.05; Figure 4). Here, CSNK2A1 is linked to type 2 diabetes mellitus.