王翠, 贾雪洋, 侯璐文, 秦雪梅, 李建国. 基于GC-MS代谢组学研究抑郁大鼠血浆代谢物变化规律J. 药学学报, 2018,53(6): 980-986. doi: 10.16438/j.0513-4870.2018-0025
引用本文: 王翠, 贾雪洋, 侯璐文, 秦雪梅, 李建国. 基于GC-MS代谢组学研究抑郁大鼠血浆代谢物变化规律J. 药学学报, 2018,53(6): 980-986. doi: 10.16438/j.0513-4870.2018-0025
WANG Cui, JIA Xue-yang, HOU Lu-wen, QIN Xue-mei, LI Jian-guo. Analysis on dynamic variations of plasma metabolites of CUMS-induced depression rats by GC-MS metabolomicsJ. Acta Pharmaceutica Sinica, 2018,53(6): 980-986. doi: 10.16438/j.0513-4870.2018-0025
Citation: WANG Cui, JIA Xue-yang, HOU Lu-wen, QIN Xue-mei, LI Jian-guo. Analysis on dynamic variations of plasma metabolites of CUMS-induced depression rats by GC-MS metabolomicsJ. Acta Pharmaceutica Sinica, 2018,53(6): 980-986. doi: 10.16438/j.0513-4870.2018-0025

基于GC-MS代谢组学研究抑郁大鼠血浆代谢物变化规律

Analysis on dynamic variations of plasma metabolites of CUMS-induced depression rats by GC-MS metabolomics

  • 摘要: 比较静态和动态代谢组学分析抑郁大鼠血浆差异代谢物结果,为优化使用代谢组学数据分析方法研究复杂疾病病理提供参考。复制慢性温和不可预知应激(chronic unpredictable mild stress,CUMS)大鼠模型,GC-MS代谢组学方法检测血浆代谢物,分别使用S-Plot和方差同步主成分分析静态(CUMS模型复制终点)和动态(CUMS模型复制全过程)代谢组数据。结果显示,静态代谢组学分析发现丙酸、D-阿洛糖和亚麻酸3个差异代谢物;动态代谢组学分析获得丙酸、D-阿洛糖、肌醇、丁酸等7个差异代谢物。动态代谢组学分析发现的差异代谢物数量更多,且丰度变化与大鼠行为学指标变化趋势相符程度更高。因此,联合应用静态和动态代谢组学可为更准确理解抑郁症等复杂病理疾病提供支持。

     

    Abstract: To compare static and dynamic metabolomics data analysis of CUMS (chronic unpredictable mild stress)-induced depression, GC-MS spectrometry was conducted on the plasma metabolome. S-Plot and ANOVA (analysis of variance)-simultaneous component analysis (ASCA) were respectively applied to static and dynamic analysis of metabolomics data. Static metabolomics data analysis revealed three typical plasma metabolites including propionic acid, D-allose, and 9,12,15-octadecatrienoic acid, while dynamic me-tabolomics data analysis found seven typical metabolites including propionic acid, D-allose, My-inositol, me-thylamine, etc. The abundances of typical metabolites observed by dynamic metabolomics data analysis were consistent with the variation trends of body weight and sugar water preference rate of CUMS rats. In conclusion, dynamic metabolomics analysis revealed more typical plasma metabolites, which have the potential to explain variations of body weight and behavior parameter of CUMS-induced depression rats. Combination of static and dynamic metabolomics data analysis may provide a strong support to the pathological study of complex diseases.

     

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