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花榆呀

铁虫 (初入文坛)

[求助] α-糖苷酶抑制实验 已有1人参与

最近做植物提取物的糖苷酶抑制实验,用PNPG做底物,我的样品目前是用DMSO溶的,在做空白组后发现,空白组的吸光度相当小,比加样组还要小,请问这是什么原因?是不是DMSO使酶失活了?如果是那么降低DMSO的浓度有用吗?或者有什么其他溶剂可以替换的?(主要物质应该是脂溶性蛋白质),感激不尽

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路漫漫9575

木虫 (正式写手)

【答案】应助回帖

荧光是dmso使酶失活了,想办法降低DMSO的量吧
2楼2019-11-04 21:14:10
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