利玛原甲藻中大田软海绵酸和鳍藻毒素-1提取与纯化

Marine Environmental Science(2020)

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Abstract
批量培养产生腹泻性贝类毒素的利玛原甲藻,甲醇提取超声破碎后的藻细胞;用大孔吸附树脂HP20富集其胞外毒素并进行毒素的初步纯化.经制备型高效液相色谱法分离,分别得到毫克级的大田软海绵酸和鳍藻毒素-1固体.经核磁共振氢谱和高分辨质谱确认结构,定量核磁确定纯度,得到的大田软海绵酸和鳍藻毒素-1纯度分别为99.39%和99.26%,满足标准物质制备要求.
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