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SLE患者骨髓间充质干细胞生物学特性的研究 被引量:1

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摘要 目的了解SLE患者骨髓间质干细胞(MSC)的生物学特性。方法采用密度梯度离心和贴壁筛选法对9例SLE患者和5例正常人骨髓MSC进行分离培养,观察MSC形态,流式细胞术检测MSC表面分子CD29、CD44、CD34、CD45的表达及MTT法检测MSC的生长情况。结果 SLE患者MSC传代率(55.6%)低于正常(100%)(P<0.01),体外扩增成功的SLE患者MSC细胞形态、原代培养所需时间、平均传代时间及表面特异性分子表达均与健康对照组无明显差异。体外扩增不成功的SLE患者MSC易于自行凋亡。结论 SLE患者MSC有异质性,部分患者MSC存在生物学特性异常。
出处 《中国实用医药》 2011年第29期121-123,共3页 China Practical Medicine
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