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51问答网 > 脐带血能保存多久？时间长了以后是否还能使用？

脐带血能保存多久？时间长了以后是否还能使用？

2025-03-15 08:49:52

推荐回答（1个）

回答1：

研究证明，保存一百多年的细胞仍具有活性，脐带血干细胞的保存历史有二十多年，时间上面还是可以放心的。据北京市脐血库数据显示，冻存14年的脐血成功应用于临床，复苏后活性96.14%。2017年，冻存长达18年11个月的脐带血冻存抽检结果合格，细胞复苏后活性97.16%。

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