(也称基因工程、分子生物学技术或克隆)纯化、处理和使用遗传材料的技术总和。

(Also known as genetic engineering, molecular biology technology or cloning.) the collection of techniques that allow the purification, manipulation and use of genetic material.

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这我们有能力去纯化一种特定细胞类型不需要求助于基因工程，这一方法不需要在细胞内加入标记。

Here we were able to purify one specific cell type without resorting to genetically engineering the stem cells themselves, a process that can introduce unwanted traits into the cells.

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B7 具备运用现代技术对生物大分子进行分离纯化、检测分析和分子（基因）操作的能力；

B7 To have the ability for purification of bio-macromolecules, as well as related detection analysis and genetic operation.

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