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liuchao_40

新虫 (初入文坛)

[求助] 蛋白纯化

为什么用镍柱纯化蛋白,挂一遍柱子后,柱子就成土黄色了。用梯度咪唑洗完杂蛋白后,镍柱的柱子直接成黄色了。不知道原因,这批蛋白和以前做的条件什么的全是一样的。这次出现个这个情况,实在想不出问题出在哪了?哪位高手能给我解释解释啊,非常感谢啊!
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brightfuture01

木虫之王 (文坛精英)

我爱打老虎

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rainwander(金币+1): 鼓励交流 2011-06-12 22:09:49
杂蛋白挂柱太多了?用6M 盐酸胍洗下柱子,跑个电泳看看有什么。
The world is a fine place and worth fighting for. I agree with the second part.
2楼2011-06-11 22:54:08
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