Alterations in lipid metabolism in ovarian endometriosis and combined ovarian cancer revealed by untargeted lipidomics

目的:分析比较卵巢子宫内膜异位症(ovarian endometriosis,OEMs)与卵巢良性肿瘤(benign ovarian tumor,BOT)和OEMs合并卵巢癌(Ovarian cancer,OC)患者血清及尿液中脂质代谢产物的差异及相关代谢途径,初步探究与OEMs发生及其恶化相关的脂质成分,进一步深入了解EMs的发生发展机制。 方法:选择10名患有OEMs(对照组)、10名患有BOT(BOT组)和10名患有OEMs合并卵巢癌(恶性组)的育龄期妇女的血清及尿液样本。采用非靶向超高效液相色谱-质谱(UPLC-LC-MS)分析各组样本差异脂质代谢产物,通过多变量偏最小二乘判别分析(partial least squares discriminant analysis,PLS-DA)模型分析前两个主成分的计算变量投影重要度(Variable Important for the Projection,VIP)值,结合单变量分析变异倍数分析(Fold change)和 T 检验(p-value)值来筛选差异表达的代谢物,进一步通过KEGG注释筛选相关代谢途径。 结果:经单变量与多变量联合统计分析,BOT组与对照组血清及尿液样本进行检测,两组研究对象血清及尿液脂质代谢物均存在显著差异,其中血清中有13种显著不同的脂质代谢物,尿液中有9种。KEGG结果注释分析显示花生四烯酸代途径在血清及尿液中均富集,自噬途径在血清样本中富集。恶性组与对照组血清及尿液脂质代谢物均存在显著差异,其中血清中有81种显著不同的脂质代谢物,尿液中有6种,血清和尿液样本均存在显著差异的脂质代谢物为主要有甘油磷脂酸(phosphatidic acid,PA)和磷脂酰胆碱(Phosphatidyl cholines,PC)。KEGG结果注释分析显示亚油酸代谢途径在血清及尿液中均富集,而血清样本中还揭示了鞘脂信号通路、花生四烯酸代谢途径的富集。 结论:本次OEMs合并卵巢癌患者及BOT患者相比单纯OEMs患者血清及尿液脂质代谢物表达均存在差异,提示了OEMs的发生及合并卵巢癌与脂质代谢可能有关。

Publication Details

Journal
Scientia Sinica Vitae
Published
2025-09-29
DOI
https://doi.org/10.1360/ssv-2024-0352
Primary Topic
Economic, financial, and policy analysis
Type
article
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article

Alterations in lipid metabolism in ovarian endometriosis and combined ovarian cancer revealed by untargeted lipidomics

Scientia Sinica Vitae
Economic, financial, and policy analysis
article

Alterations in lipid metabolism in ovarian endometriosis and combined ovarian cancer revealed by untargeted lipidomics

article en

Abstract

目的:分析比较卵巢子宫内膜异位症(ovarian endometriosis,OEMs)与卵巢良性肿瘤(benign ovarian tumor,BOT)和OEMs合并卵巢癌(Ovarian cancer,OC)患者血清及尿液中脂质代谢产物的差异及相关代谢途径,初步探究与OEMs发生及其恶化相关的脂质成分,进一步深入了解EMs的发生发展机制。 方法:选择10名患有OEMs(对照组)、10名患有BOT(BOT组)和10名患有OEMs合并卵巢癌(恶性组)的育龄期妇女的血清及尿液样本。采用非靶向超高效液相色谱-质谱(UPLC-LC-MS)分析各组样本差异脂质代谢产物,通过多变量偏最小二乘判别分析(partial least squares discriminant analysis,PLS-DA)模型分析前两个主成分的计算变量投影重要度(Variable Important for the Projection,VIP)值,结合单变量分析变异倍数分析(Fold change)和 T 检验(p-value)值来筛选差异表达的代谢物,进一步通过KEGG注释筛选相关代谢途径。 结果:经单变量与多变量联合统计分析,BOT组与对照组血清及尿液样本进行检测,两组研究对象血清及尿液脂质代谢物均存在显著差异,其中血清中有13种显著不同的脂质代谢物,尿液中有9种。KEGG结果注释分析显示花生四烯酸代途径在血清及尿液中均富集,自噬途径在血清样本中富集。恶性组与对照组血清及尿液脂质代谢物均存在显著差异,其中血清中有81种显著不同的脂质代谢物,尿液中有6种,血清和尿液样本均存在显著差异的脂质代谢物为主要有甘油磷脂酸(phosphatidic acid,PA)和磷脂酰胆碱(Phosphatidyl cholines,PC)。KEGG结果注释分析显示亚油酸代谢途径在血清及尿液中均富集,而血清样本中还揭示了鞘脂信号通路、花生四烯酸代谢途径的富集。 结论:本次OEMs合并卵巢癌患者及BOT患者相比单纯OEMs患者血清及尿液脂质代谢物表达均存在差异,提示了OEMs的发生及合并卵巢癌与脂质代谢可能有关。

Scientia Sinica VitaeVol. 56(3)
Zero hunger
Openalex Percentile: Top 36%
Economic, financial, and policy analysis
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