The strong positive expires ˉ sion of BMP was observed in the undifferentiated mesenchymal cell early after treatment.

在骨愈合早期,阳性着色明显,未分化间充质细胞阳性率较高,而在改建期阳性着色下降.

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Fas - FasL system may play an important role in the apoptosis of bone marrow mesenchymal cell.

Fas-FasL系统可能是启动骨髓基质细胞凋亡的一条重要途径.

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