1. Objective： To investigate the effect of intramyocardial bone marrow cell injection on myocardial perfusion and LV function in patients with chronic myocardial ischemia.
   研究骨髓干细胞心肌内注射对慢性心肌缺血患者心肌灌注及左室功能的影响。
2. In fact, the MI patients had unstable angina, a high risk condition already established by pathological studies to bespecifically induced by intramyocardial platelet emboli.
   事实上，心肌缺血患者有不稳定心绞痛，病理学研究已证实这种高危状态可由心肌内血小板栓子诱发。

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