A sensitive and specific determination method for azaspiracids by liquid chromatography mass spectrometry.

K Ofuji, M Satake, Y Oshima, T McMahon, K J James, T Yasumoto
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引用次数: 52

Abstract

A liquid chromatography/mass spectrometry (LC/MS) method was developed for the sensitive and specific determination of azaspiracid and its two analogs, the causative toxins of azaspiracid poisoning that occurred in the Netherlands and Ireland. The LC/MS method provided a detection limit of 50 pg for azaspiracid. The sensitivity was approximately 8 x 10(4) times greater than the mouse bioassay. The method was used to confirm the presence of azaspiracids in toxic mussels collected at Arranmore Island, Ireland in 1997.

液相色谱-质谱法测定氮唑酸的灵敏、特异方法。
建立了液相色谱/质谱联用技术,对荷兰和爱尔兰发生的氮唑吡嗪酸中毒的病原菌及其两种类似物进行了灵敏和特异的检测。LC/MS法对氮唑匹斯酸的检出限为50 pg。灵敏度约为小鼠生物测定法的8 × 10(4)倍。该方法用于确认1997年在爱尔兰阿兰莫尔岛收集的有毒贻贝中存在氮氮索酸。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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