MTT was used to detect the cell growth of the packaging cells.
MTT法检测加入反义寡核苷酸后对转染的包装细胞生长的影响。
Objective:To construct a recombinant defective retroviral vector carrying hNT3 gene and a stable virus-producing packaging cell lines , and then to identify them.
构建并鉴定携带人NT - 3基因的逆转录病毒载体以及稳定的包装细胞系。
Objective To develop a method for acquisition of efficient and stable retroviral packaging cells on the basis of fluorescence-activated cell sorting (FACS) technique.
目的探讨利用荧光激活细胞分选技术获得有效重组逆转录病毒包装细胞系的方法。
These include many products that are hard to identify without colorful packaging, such as purses, shoes and cell phones.
这包括很多没有鲜艳外包装下就很难识别的物品，比方说：钱包，鞋，手机等等。
That's a rare event, however, and requires that two flu strains invade a single cell, replicate and then get their products mixed up in the packaging.
然而这是罕见的，而且需要两种流感病毒进入同一个细胞中，复制然后在包装过程中其产物混合。
And, the liquid electrolyte, which is decomposed by moisture, is introduced to a cell just before packaging.
并且，被湿气分解的液体电解质仅在封装之前引入电池。
And, the liquid electrolyte, which is decomposed by moisture, is introduced to a cell just before packaging.
并且，被湿气分解的液体电解质仅在封装之前引入电池。
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