Quantitative analysis revealed no statistically significant difference in the proportion of the α-SMA-positive stained area within the neointima between the two groups (VBI group vs. T2DM+VBI group: 18.71 ± 2.376% vs. 18.98 ± 2.710%, P = 0.7577; Figures 4A, B). The gene discussed is ACTA1; the disease is type 2 diabetes mellitus.