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Response Surface Methodology for the Optimization of Ultrasound-Assisted Extraction of Tetrodotoxin from the Liver of Takifugu pseudommus

文献类型: 外文期刊

作者: Zhang, Xiaojun 1 ; Han, Chengcheng 2 ; Chen, Si 1 ; Li, Le 3 ; Zong, Jingjing 2 ; Zeng, Junjie 1 ; Mei, Guangming 1 ;

作者机构: 1.Marine Fisheries Res Inst Zhejiang, Lab Aquat Prod Proc & Qual Safety, Zhoushan 316100, Peoples R China

2.Zhejiang Ocean Univ, Sch Food & Pharm, Zhoushan 316022, Peoples R China

3.Chinese Acad Fishery Sci, Qual & Stand Res Ctr, Beijing 100141, Peoples R China

关键词: tetrodotoxin; response surface methodology; pufferfish

期刊名称:TOXINS ( 影响因子:4.546; 五年影响因子:4.8 )

ISSN: 2072-6651

年卷期: 2018 年 10 卷 12 期

页码:

收录情况: SCI

摘要: Tetrodotoxin (TTX) is a marine biotoxin that has high scientific value. However, the lack of efficient TTX extraction and preparation methods has led to a scarcity of TTX samples for clinical application. In this study, TTX from the liver of Takifugu pseudommus was ultrasound-assisted extracted with acidified organic solvents. The extraction process was analyzed and optimized by single factor method and response surface methodology (RSM). The optimal extraction conditions predicted by a response surface model were as follows: liquid:material ratio, 2.8:1; extraction temperature, 60 degrees C; extraction time, 23.3 min. Under these conditions, the extraction of TTX had a yield of 89.65%, and the results were further verified by experimental extraction, and analyzed by ultra performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS). It was found that the extracts of T. pseudommus liver contained TTX and its four analogues at certain proportions (TTX: 10.4%; 5,6,11-trideoxyTTX: 83.3%; 5,11-dideoxyTTX:2.4%; 4,9-anhydro TTX:2.6%; 5-deoxyTTX:1.3%). This study demonstrates a stable and efficient extraction process of TTX from pufferfish liver, which can be helpful for further research and analysis, as well as the utilization of TTX from pufferfish.

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