作者查詢 / bluecsky
作者 bluecsky 在 PTT [ Biotech ] 看板的留言(推文), 共687則
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1F推:一切都是case by case..你要先不停的用少量去測試條件02/14 19:56
2F→:抓好一個最恰當的條件就可以了..當然你純化目的不同也02/14 19:57
3F→:會有不同的需求..起始imidazole用10~20 mM試試02/14 19:57
4F→:接者可以試40 80..大多100多就都流光了..也有到25002/14 19:58
5F→:wash的量一樣要自己抓..可以先試試4倍column體積02/14 19:59
6F→:不夠乾淨就再洗多一點..就是這樣..一步一步去找條件吧02/14 19:59
7F→:我說的10~20 40 80是wash的..elution從100開始吧..02/14 20:00
8F→:elution也可以直接都用最高的條件去洗..只是有的很神奇02/14 20:00
9F→:100被洗出來..250洗不太出來(我聽人說的)..一切都是謎阿02/14 20:01
2F推:是的...大的plasmid效率就是有差01/31 06:59
1F推:sample buffer加後煮過不是都要離心嗎?01/27 17:42
2F→:原因不是你的buffer問題..而是本身就有一些東西會沉殿吧01/27 17:42
3F→:不離心去跑都會這樣..光是load的感覺就差很多01/27 17:43
6F推:我是用全速(約16k G)離心5min啦..我一開始學就被教一定要01/27 18:16
7F→:做這一步說?..是很奇怪嗎?每次離後底部都有一些沉澱沒錯01/27 18:17
8F→:而且我也試過沒離心就用就真的會怪怪的..01/27 18:17
9F→:不管是load的感覺跟跑的結果都有差01/27 18:18
1F推:antibody會不會用太多?1:500耶..太多的話雜band也會多阿01/27 12:27
2F→:這種訂來的量跟純度都夠..不需要這麼多吧01/27 12:28
1F推:哈..我只是有過不好的經驗所以很怕這種的cloning01/23 22:18
2F→:不過說真的做久了就覺得條件都沒有一定啦..憑直覺XDD01/23 22:18
2F→:我用的TOPO是有amp跟kan這兩種..01/23 11:56
3F推:沒錯..單一RE site cloning麻煩多多..01/22 04:18
1F推:antibody可以自己做阿..把那蛋白質純化去打兔子之類的01/21 01:36
4F推:打兔子然後就放他的血來用阿..裡面就有抗體了..01/21 14:58
8F推:sGoat大..我覺得這只是作業而已..XD01/21 22:10
3F推:可以直接打去廠商詢價阿01/16 15:43
2F推:都要先念了為啥不買原文書..01/15 13:47
5F推:是歐...看來又要買新書了哈哈01/15 21:42