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Updated: Jul 17, 2025

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痛风中异常的kynurenine通路代谢物:基于正交部分最小方程差异分析的生物标志物探索

Zhenni Liu¹, Lizi Jin¹, Zijia Ma¹

¹National Center for Clinical Laboratories, Institute of Geriatric Medicine, Chinese Academy of Medical Sciences, Beijing Hospital/National Center of Gerontology, PR China; Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, PR China.

Clinica chimica acta; international journal of clinical chemistry

|September 6, 2023

概括

痛风患者表现出改变的 kynurenine 途径 (KP) 代谢物,其中氨酸 (XA) 和新氨酸 (NEO) 作为生物标志物具有前景. 基努瑞宁 (KYN) 水平可能有助于痛风管理.

科学领域:

生物化学生物化学
代谢学代谢学代谢学
免疫学免疫学免疫学

背景情况:

kynurenine 途径 (KP) 涉及炎症和代谢疾病.
了解痛风中的KP代谢物概况对于疾病的表征至关重要.

研究的目的:

在健康对照组和痛风患者中调查血清KP代谢物特征.
为了确定差异化的KP代谢物及其与痛风的关联.

主要方法:

分析了来自129名健康对照组和62名痛风患者的血清样本.
液体染色学-并联质谱学量化了六种KP代谢物:托 (TRP),金氨酸 (KYN),5-氧三胺 (5HT),金氨酸 (KA),氨酸 (XA) 和新氨酸 (NEO).
在数据分析中使用了正交部分最小方程差异分析 (OPLS-DA) 和后勤回归.

主要成果:

与对照组相比,痛风患者的TRP,5HT,XA和NEO显著降低,KYN,KA,KA/KYN和KYN/TRP增加 (p <0.05).
鉴定出XA (FC:0.56) 和NEO (FC:0.34) 是痛风中不同的差异代谢物 (p < 0.01).
KYN水平与痛风有很强的关联 (OR:7.91,p < 0.01).

结论:

不正常的血清KP代谢物水平是痛风的特征.
XA和NEO是评估痛风状况的潜在生物标志物.
KYN监测为痛风管理和预后预测提供了一个潜在的检查点.

关键词:

生物标志物生物标志物这是一种痛风,痛风.基努瑞宁路径的通道.这是LC-MS/MS.它的代谢物是代谢物.参考时间间隔是指参考时间间隔.

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