The three-dimensional system was constructed by implantation of MSCs into PLGA cradle, detected by scanning electron microscope, and measured the activity of ALP and Osteo...

• 结果:对已构建三维培养体系,扫描电镜检测见有大量细胞粘附生长;均检测到碱性磷酸酶和骨钙素活性。