The nucleated cell count, percentage of mononuclear cell , number of CD34+ cell and percentage of viable cell (trypan blue excluding rate) in the component were detected.

输注前从产品袋中留取标本检查有核细胞计数、单个核细胞比例、CD34+细胞计数和细胞的成活率（台盼蓝拒染率）。

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Objective: To evaluate the changes of colony forming cells with high proliferative potential (HPP CFC) in human CD34 + cell culture after in vitro amplification.

目的：评价CD 34 +细胞体外扩增时高增殖潜能集落形成细胞(HPP CFC)的变化。

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Objective: To investigate the effects of Radix Morindae Officinalls on ex vivo amplification of CD34 + cell isolated from cord blood.

目的：探讨巴戟天对脐血cd 34 +细胞体外扩增的影响。

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