Autologous bone marrow MNCs were injected via the epicardium into the infarcted area in the latter two groups at 1 and 2 weeks after the infarction, respectively.

• 分为3组：空白对照组、心肌梗死1周后处理组及心肌梗死2周后处理组，处理组经心外膜向心肌注射自体骨髓单核细胞。