[求救]transformation不進去?
我要送一個質體大小是7.5kb+0.2kb
切位是ClaI and BamHI
載體(7.5kb)截切6小時以上後 有做CIP處理切膠純化
insert(0.2kb)是PCR產物在primer上設計切位 截切1小時切膠純化
16度ligase overnight後
使用YE607勝任細胞做轉殖
先冰15分鐘 42度45秒 再冰15分鐘後塗PLATE
但幾乎都沒有colone產生
不然就是長出來的是原始的載体?
請問是轉殖效率太低 改用YE609 ?
或是質體沒接上的關西?
做了10幾次了>"<...
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