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生物通
23 天
巧用 NMR 和 UPLC-QTOF/MS 技术,解析莳萝与茴香的代谢物差异
通过 NMR 分析,研究人员从茴香和莳萝种子中鉴定出 34 种初级代谢物。在偏最小二乘法判别分析(Partial Least Squares Discriminant Analysis,PLS-DA)中,茴香和莳萝的样本明显分开,这表明二者的代谢物存在显著差异。进一步分析发现,茴香提取物中葡萄糖、蔗糖等糖类 ...
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