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[求助]
導入重組質(zhì)粒細菌老是長不出來是什么原因呢
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| xl-biue大腸桿菌,導入的是p3xflag-cmv14質(zhì)粒,連接片段300bp左右,分別涂了低濃度和高濃度的,24小時只有一塊板子有幾個單克隆,求高手指點 |
新蟲 (小有名氣)
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Several things can result that: 1 the ligation efficiency (add ligation control that you did before) 2 transform efficiency (plasmid as transform control) 3 the gene products is toxic to the host cell (shift to other host cell, such as JM109, DH5ALPHA) GOOD LUCK |
新蟲 (小有名氣)
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