方法对牛去细胞骨基质进行急性毒性实验、 热源实验、溶血实验、兔肌肉内种植实验和兔桡骨骨缺损修复实验研究。

Methods To evaluate the biocompatibility through acute toxicity test, pyrogen test, hemolysis test and muscle and bone implantation test.

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方法：体外扩增诱导兔骨髓基质干细胞，将其与去细胞牛松质骨复合培养。

Methods Rabbit marrow stem cells (MSCs) were cultured and expanded in vitro. The MSCs were mixed with acellular bovine cancellous bone (ABCB).

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