The characteristics of labelled MSCs differentiating into osteoblasts in vitro were identified by ALP stain,Von Kossa stain and bone morphogenetic protein3(BMP3) expression.

• 选用碱性磷酸酶染色、Von Kossa染色及骨形成蛋白3(BMP3)基因表达分析等技术,观察标记后MSCs体外分化成骨细胞的特性。