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xiaoyu0127

铜虫 (小有名气)

[求助] 配无血清培液

我知道做细胞每一步对无菌要求都很高,我不知我的操作是否规范。老板让配一个含BSA的1640无血清培液,他当时让我称几克BSA加入培液。我当时加完其他成分后,最后用称量纸称好BSA,再带入超净台,吸点培液到离心管,将称好的BSA加入离心管拿出振匀再加入到培液瓶中。BSA未经任何无菌处理,不知是否会带入污染,那么应该如何操作,谢谢

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robustli

银虫 (小有名气)

【答案】应助回帖

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感谢参与,应助指数 +1
wizardfan: 金币+2, 谢谢分享经验 2013-03-22 07:35:08
xiaoyu0127: 金币+1, ★★★很有帮助 2013-05-14 16:59:27
dissolve the BSA in a small volume of 1640 medium, then filter it with 0.45 or 0.2um filter. finally put into the 1640 bottle, or you can also put the BSA into the 1640 medium, then filter the whole bottle medium, either way.
immunologyparasite
2楼2013-03-22 00:14:16
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xiaoyu0127

铜虫 (小有名气)

引用回帖:
2楼: Originally posted by robustli at 2013-03-22 00:14:16
dissolve the BSA in a small volume of 1640 medium, then filter it with 0.45 or 0.2um filter. finally put into the 1640 bottle, or you can also put the BSA into the 1640 medium, then filter the whole  ...

我就是做粘附实验的时候稍稍用几微升,比较相互之间的数据,得出趋势,应该不影响结果吧
3楼2013-03-22 10:23:27
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美丽传说

铁虫 (初入文坛)

【答案】应助回帖

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感谢参与,应助指数 +1
wizardfan: 金币+1, 谢谢参与 2013-03-23 08:10:17
xiaoyu0127: 金币+1, 谢谢你的意见,培液污染了 确实要抽滤 2013-03-27 18:16:33
最好用无菌过滤器过滤一下再用,否则会影响你对实验的分析
4楼2013-03-22 12:53:29
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lu87613579

新虫 (初入文坛)

过滤器2块钱一个,过滤下不就得了吗
5楼2015-02-27 09:12:32
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