The BMSCs were cultured with the two kinds of microspheres respectively, and the cell extension rate, proliferation, alkaline phosphatase activity and Coomassie blue staining of the cells were assayed.

• 采用体外细胞培养技术,将两种微球分别与细胞一起培养,通过对细胞增殖率及碱性磷酸酶活性、考马斯亮蓝的检测,观察两种微球对培养细胞的影响。