托方代谢物在肝脏疾病进展中的作用
Maria Reshetova1, Pavel Markin2, Svetlana Appolonova2
1Department of Internal Medicine, Gastroenterology and Hepatology, I.M. Sechenov First Moscow State Medical University, 119435 Moscow, Russia.
Biomolecules
|November 27, 2024
概括
胺代谢物变化,特别是血清素降低和金氨酸增加,与晚期酒精性肝病 (ALD) 和代谢相关的脂肪肝疾病 (MAFLD) 有关. 这些变化与疾病的严重程度和并发症相关,如门性高血压和肝脏脑病变.
科学领域:
- 生物化学 生物化学
- 肝病学 肝病学是一种肝病学.
- 代谢学 代谢学 代谢学
背景情况:
- 酒精性肝病 (ALD) 和与代谢相关的脂肪肝病 (MAFLD) 是全球重要的健康问题.
- 托芬代谢在各种生理和病理过程中起着至关重要的作用.
- 了解肝病中的代谢变化对于诊断和治疗至关重要.
研究的目的:
- 在不同疾病阶段的ALD和MAFLD患者中调查和比较血清托方代谢物水平.
- 确定与疾病进展和并发症相关的特定代谢途径和生物标志物.
主要方法:
- 分析了44名MAFLD患者,40名ALD患者和14名健康对照者的血清样本.
- 使用高性能液体染色学和双重质谱法量化托和16种关键代谢物.
- 进行统计分析,以将代谢物水平与临床参数和疾病严重程度相关联.
主要成果:
- 在患有MAFLD和ALD的肝硬化患者中观察到血清激素和 kynurenine 途径的显著差异变化.
- 肝硬化与血清激素降低和 kynurenine 水平增加在两个疾病组相关.
- 血清激素的降低与FIB-4指数呈负相关性,并与门门高血压,肝细胞衰竭和黄有关.
- 增加的桑氨酸 (kynurenine通路) 与肝脏脑病相关.
结论:
- 甲酸代谢障碍,特别是在血清素和 kynurenine 途径中,涉及到晚期 ALD 和 MAFLD 的致病性.
- 特定的代谢物变化可以作为疾病严重程度和并发症的潜在生物标志物.
- 病因依赖的代谢概况表明肝硬化中具有不同的病原遗传作用.
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