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成年大鼠神经干细胞的冷冻复苏及生物学特性观察 被引量:1

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摘要 目的建立成年大鼠神经干细胞冷冻复苏方法,观察冻存复苏后神经干细胞的活力及生物学特性.方法采用10%BSA+8%DMSO做冷冻保护剂,于液氮中冻存;采用细胞培养和免疫细胞化学方法观察冻存复苏后细胞的活力、形态、分化能力及特异性抗原表达。结果不同的冻存时间、细胞代数对冻存后细胞的存活率没有明显影响;冻存复苏的神经干细胞不仅有较高的存活率,而且仍保持其原有的生物学特性.结论成年大鼠神经干细胞的冻存并不影响其活力及原有的生物学特性.
出处 《卫生职业教育》 2004年第8期95-97,共3页 HEALTH VOCATIONAL EDUCATION
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