Methods Bone marrow was obtained from femurs and tibias of 20 male adult SD rats under general anesthesia and sterile condition.
方法成年雄性SD大鼠20只,全麻及无菌条件下取其左侧股骨及胫骨,将骨髓冲入75ml培养瓶中并在诱导培养条件下进行体外扩增分化;
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