Fig. 4

DEXs-Gel enhanced cardiac function after MI. A Representative images of echocardiography in different groups. B–E Analysis of left ventricular ejection fraction (LVEF), left ventricular fraction shortening (LVFS), left ventricular end diastolic diameter (LVIDd), and left ventricular end systolic diameter (LVIDs). n = 5, *p < 0.05, **p < 0.01, ***p < 0.001