血和肝脏组织蛋白质的相关性,用于代谢功能障碍相关的性肝病中的血生物标志物
Achuthan Sourianarayanane1, Ju-Seog Lee2, Honsoul Kim3
1Division of Gastroenterology and Hepatology, Medical College of Wisconsin, Milwaukee, Wisconsin 53226, United States.
Journal of proteome research
|December 27, 2025
概括
诊断代谢功能障碍相关的脂肪肝炎 (MASH) 是很困难的. 这项研究确定了与肝脏变化相关的血蛋白,可能作为MASH和代谢功能障碍相关的脂肪性肝病 (MASLD) 中纤维化阶段的生物标志物.
科学领域:
- 蛋白质组学是指蛋白质组学.
- 生物标志物发现发现
- 肝病学 肝病学是一种肝病学.
背景情况:
- 诊断代谢功能障碍相关的脂肪肝炎 (MASH) 在代谢功能障碍相关的脂肪性肝病 (MASLD) 的范围内具有挑战性.
- 需要非侵入性生物标志物来准确地确定MASH和相关的肝纤维化.
研究的目的:
- 评估血蛋白与它们的肝脏组织对应物之间的关系.
- 确定潜在的血生物标志物用于诊断MASH和评估MASLD患者纤维化严重程度.
主要方法:
- 来自7个对照组和64名MASLD患者的配对肝组织和血样本的非向蛋白质组分析.
- 肝脏和血蛋白水平之间的相关性分析.
- 评估蛋白质的诊断潜力,以区分MASH和纤维化阶段.
主要成果:
- 肝脏组织蛋白质组与MASLD组织学严重程度有很强的相关性.
- 在356个血蛋白中,有30个与它们的肝脏对应物有显著的相关性.
- 八种蛋白质在疾病不同阶段表现出一致的变化,区分MASH (AUROC=0.786) 和晚期纤维化 (AUROC=0.874).
结论:
- 血蛋白的一个子集反映了MASLD中的肝脏蛋白质变化.
- 这些血蛋白显示出作为MASH诊断和纤维化阶段的非侵入性生物标志物的潜力.
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