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Garfield0214

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[求助] ACE抑制率测定

关于ace抑制率测定方法:

     本人做了好多遍,结果不太理想,带鱼多肽的ace抑制率不高,而空白组样品马尿酸的峰面积占比只有2%到3%,有什么原因么。
    样品一直冷冻保藏,取40μl样品溶液,与25μl的ace溶液混合并于振荡器混匀,于37℃下水浴保温30min(之前10min),然后加入40μl hhl溶液混合均匀于37℃反应30min,最后加入的90μl的1mol/l盐酸,终止了反应,用0.45μm滤膜过滤,进样处理。
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