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目的:观察最新研制的载铜微泡是否能促进间充质干细胞(MSCs)归巢至慢性心梗组织。方法:选用成年雄性新西兰大白兔,结扎心脏右后侧支,建立心肌梗死模型。成模实验兔分为急性心梗组(Ⅰ组)、慢性心梗组(Ⅱ组)和慢性心梗+载铜微泡
Objective: To observe whether the newly developed copper-loaded microbubbles can promote the homing of mesenchymal stem cells (MSCs) to chronic myocardial infarction. Methods: Adult male New Zealand white rabbits were selected and the right posterior branch of the heart was ligated to establish a myocardial infarction model. The model rabbits were divided into acute myocardial infarction group (group Ⅰ), chronic myocardial infarction group (group Ⅱ) and chronic myocardial infarction + copper-loaded microbubble