Conclusion The purified BMMSCs with ability of multiplication could be obtained and induced directionally into endothelium like cells in vitro.

• 结论体外可以获得足够量的较为单一、具有较强增殖能力的间充质干细胞,而间充质干细胞可以在体外定向分化为具有内皮血管细胞特性的细胞。