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作者 bluecsky 在 PTT [ Biotech ] 看板的留言(推文), 共687則
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請問一個關於蛋白純化的問題
[ Biotech ]12 留言, 推噓總分: +2
作者: mournermind - 發表於 2008/02/14 17:23(16年前)
1Fbluecsky: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
2Fbluecsky: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
3Fbluecsky:會有不同的需求..起始imidazole用10~20 mM試試02/14 19:57
4Fbluecsky:接者可以試40 80..大多100多就都流光了..也有到25002/14 19:58
5Fbluecsky:wash的量一樣要自己抓..可以先試試4倍column體積02/14 19:59
6Fbluecsky: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
7Fbluecsky:我說的10~20 40 80是wash的..elution從100開始吧..02/14 20:00
8Fbluecsky: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
9Fbluecsky: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
[討論] transfection時plasmid的大小
[ Biotech ]3 留言, 推噓總分: +3
作者: eyespot - 發表於 2008/01/30 23:32(16年前)
2Fbluecsky:是的...大的plasmid效率就是有差01/31 06:59
[討論] Western blot電泳時的band很怪
[ Biotech ]11 留言, 推噓總分: +5
作者: lagigi - 發表於 2008/01/27 16:11(16年前)
1Fbluecsky:sample buffer加後煮過不是都要離心嗎?01/27 17:42
2Fbluecsky: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
3Fbluecsky:不離心去跑都會這樣..光是load的感覺就差很多01/27 17:43
6Fbluecsky: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
7Fbluecsky: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
8Fbluecsky:而且我也試過沒離心就用就真的會怪怪的..01/27 18:17
9Fbluecsky:不管是load的感覺跟跑的結果都有差01/27 18:18
[求救] flag-tagged protein expression
[ Biotech ]5 留言, 推噓總分: +3
作者: anchi35 - 發表於 2008/01/26 14:26(16年前)
1Fbluecsky:antibody會不會用太多?1:500耶..太多的話雜band也會多阿01/27 12:27
2Fbluecsky:這種訂來的量跟純度都夠..不需要這麼多吧01/27 12:28
Re: [求救] 做了好多遍的clone,就是接不上去,why?
[ Biotech ]2 留言, 推噓總分: +1
作者: cloneting - 發表於 2008/01/23 20:57(16年前)
1Fbluecsky:哈..我只是有過不好的經驗所以很怕這種的cloning01/23 22:18
2Fbluecsky: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
Re: [問題] TOPO cloning
[ Biotech ]11 留言, 推噓總分: +4
作者: bluecsky - 發表於 2008/01/23 08:15(16年前)
2Fbluecsky:我用的TOPO是有amp跟kan這兩種..01/23 11:56
Re: [求救] Cloning 的問題
[ Biotech ]6 留言, 推噓總分: +1
作者: cyken - 發表於 2008/01/22 00:18(16年前)
3Fbluecsky:沒錯..單一RE site cloning麻煩多多..01/22 04:18
[求救] 請問蛋白質的分析法
[ Biotech ]9 留言, 推噓總分: +6
作者: cc200711 - 發表於 2008/01/20 20:07(16年前)
1Fbluecsky: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
4Fbluecsky:打兔子然後就放他的血來用阿..裡面就有抗體了..01/21 14:58
8Fbluecsky:sGoat大..我覺得這只是作業而已..XD01/21 22:10
[求救] 請問點片機價格
[ Biotech ]5 留言, 推噓總分: +3
作者: gray43 - 發表於 2008/01/16 00:19(16年前)
3Fbluecsky:可以直接打去廠商詢價阿01/16 15:43
Lehninger 中譯本
[ Biotech ]7 留言, 推噓總分: +7
作者: hebebaby - 發表於 2008/01/15 13:17(16年前)
2Fbluecsky:都要先念了為啥不買原文書..01/15 13:47
5Fbluecsky:是歐...看來又要買新書了哈哈01/15 21:42