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.
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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