[求救] 膠體純化的回收率低
最近在做cloing
要將1k左右的片段接到vector上
目前的做法是切10ug的insert
跑膠分離後切下要的片段進行膠體純化
然後我是用GeneMark的kit
目前是一直卡在elute後的O.D值都很低
回溶的體積為25-30ul
但是O.D大概都在20-30ng/ul間
雖然這樣算一算濃度還有將近1ug
但是後續還要進行blunting
表示前面的濃度要高一點
才可以繼續後面的純化...
想請問大家要怎麼提高kit的回收率呀QQ
廠商都標榜回收率將近90%
怎麼我反而是相反= ='''
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