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大鼠骨髓间充质干细胞的分离培养纯化及冻存 被引量:4

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摘要 目的:建立大鼠骨髓间充质干细胞(MSCs)体外分离培养及冻存的方法。方法:用密度梯度离心法及贴壁培养法分离纯化大鼠骨髓MSCs,并对其形态学特征进行观察,比较两种分离培养法的细胞生长增殖情况。大鼠MSCs在12.5%二甲亚砜(DMSO)保护下放入液氮冻存,6个月后复苏,测其成活率及观察生长增殖情况。结果:用密度梯度离心法及贴壁培养法均能有效地分离大鼠骨髓MSCs,细胞活力好,增殖能力强。大鼠MSCs可用液氮保存,且复苏后细胞生长增殖旺盛,形态无明显的变化。结论:采用密度梯度离心法及贴壁培养法成功地建立了大鼠骨髓MSCs体外分离和培养体系;采用液氮冻存大鼠MSCs的方法十分有效可行。
出处 《实用医学杂志》 CAS 2005年第16期1739-1741,共3页 The Journal of Practical Medicine
基金 浙江省医药卫生科学研究基金(2004A005) 浙江省医学科学院青年基金(A40401G)资助项目
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参考文献5

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