提取的骨髓基质细胞呈贴壁生长，诱导后可向成骨细胞分化，细胞呈成骨细胞形态为梭形和多角形。

BMSC grew by static adherence, differentiated to osteoblasts and had strong capacity of proliferation, the shape of cells was fusiform or polygon, like osteoblasts.

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结果诱导后成纤维细胞细胞形态由梭形向软骨细胞样多角形、多边形转变。

Results After induction , fibroblasts changed their morphology from spindle shape to typical polygon shape of chondrocytes.

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瘤细胞较小圆形、多角形。

Cells were small, round and polygonal.

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