大鼠骨髓间充质干细胞体外分离及对原发性骨质疏松性骨折的实验研究

被引:6
作者
李鹏 [1 ]
黄成硕 [2 ]
高翔 [1 ]
陈广谋 [2 ]
刘志军 [2 ]
曾荣 [2 ]
楚佳奇 [1 ]
机构
[1] 广东医学院附属医院干细胞研发与细胞治疗中心
[2] 广东医学院附属医院微创骨科研究室
基金
广东省自然科学基金;
关键词
骨髓间充质干细胞; 骨质疏松; 骨折;
D O I
暂无
中图分类号
R580 [];
学科分类号
摘要
目的用全骨髓贴壁分离法分离培养骨髓间充质干细胞,通过建立原发性骨质疏松性骨折模型,探讨骨髓间充质干细胞对骨质疏松性骨折愈合情况。方法无菌条件下采集双侧股骨、胫骨骨髓,用全骨髓贴壁分离法培养出原代骨髓间充质干细胞,选取11周雌性SD大鼠60只,卵巢切除术(OVX)建立骨质疏松模型后,均做双侧骨折模型,随机分成对照组(OVX骨折不处理组)、生理盐水组(OVX骨折+生理盐水组)和细胞治疗组(OVX骨折+骨髓间充质干细胞治疗组),术后于第3天、第4、8周分别进行X-光扫描。结果全骨髓贴壁法成功分离出骨髓间充质干细胞,经流式细胞仪分析,培养出来的细胞与骨髓间充质干细胞表面抗原一致。X-光结果表明,细胞治疗组相比于其它组能加快骨质疏松性骨折愈合。结论体外分离大鼠骨髓间充质干细胞对原发性骨质疏松性骨折愈合有促进作用。
引用
收藏
页码:1984 / 1985+1987 +1987
页数:3
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