In inner regions, the Ki67‐positive cell numbers in the MI group and the DLC‐VEGF group were nearly identical (2.000 ± 1.265 and 1.667 ± 0.817), both significantly lower than that in the Exosome group (11.83 ± 9.704) (Figure 8H). Here, VEGFA is linked to myocardial infarction.