The cell surface phenotype was examined by flow cytometry. ASCs labeled with DAPI (experimental group) or DMEM medium (controls) were transplanted into the ischemic myocardium of rats,which left descending branch of coronary artery were ligated.

• 将SD大鼠左前降支结扎制造急性心肌梗死模型后,在梗死心肌处植入DAPI标记ASCs(实验组)或DMEM培养液(对照组)。