Methods Cartilage microparticle acellular tissue matrix from sheep articular cartilage were prepared with KCl, trypsin and EDTA, the diameter of which was from 0.100 mm to 0.154 mm.

• 方法分别利用氯化钾、胰蛋白酶和乙二胺四乙酸钠对绵羊关节软骨进行脱细胞；并制成直径0.；100~0