Data showed that SOD1 and GST mRNA levels were reduced in CD3+CD8+ lymphocytes in both PDT (p < 0.0 and p < 0.01, respectively) and T2D-PDT patients (p < 0.01 and p < 0.001, respectively) in comparison with control individuals (Figure 4B). Here, CD8A is linked to type 2 diabetes mellitus.