应用Percoll非连续密度梯度离心法富集人前列腺上皮细胞
【目的】探讨应用Pereoll非连续密度梯度离心法从人前列腺增生组织中纯化上皮细胞的可行性。【方法】无菌条件下用胶原酶消化前列腺增生组织碎块,获得细胞悬液经两种不同质量密度溶液(ρA=1.070g/mL Pereoll和ρS=1.035g/mL Pereoll)的梯度柱离心后,以注射器于两种Pereoll溶液界面之间抽出前列腺上皮细胞,以HBSS液洗涤细胞后置于37℃、体积分数5%CO2孵箱中连续培养。观察细胞形态及生长,台盼蓝染色计算活细胞率,细胞角质蛋白免疫组织化学染色鉴定上皮细胞。【结果】经Pereoll非连续比重梯度离心法,能将上皮细胞与成纤维细胞和其他基质细胞分离,纯度达95%以上。...
| Published in: | Zhongshan Daxue xuebao. Yixue kexue ban |
|---|---|
| Main Authors: | 温星桥, 李小娟, 张勇, 周祥福, 蔡育彬, 高新 |
| Format: | Article |
| Language: | Chinese |
| Published: |
Editorial Office of Journal of Sun Yat-sen University
2006-01-01
|
| Subjects: | |
| Online Access: | http://xuebaoyx.sysu.edu.cn/zh/article/43583908/ |
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