在患有脏疾病的患者中,尿层胺,状基和它们的酸盐的变化
Yoshifumi Morita1, Eri Sakai1, Hideaki Isago1,2
1Department of Clinical Laboratory, The University of Tokyo Hospital, Tokyo, Japan.
Frontiers in nephrology
|March 20, 2024
概括
尿层脂可以帮助非侵入性地区分脏疾病. 测量胺基 (CER),基 (Sph,dhSph) 和它们的酸盐 (S1P,dhS1P) 改善了糖尿病和狼性炎等疾病的诊断准确性.
科学领域:
- 生物化学 生物化学
- 腎臟病學 (nephrology) 是一種醫學專業.
- 生物标志物发现发现
背景情况:
- 诊断脏疾病往往需要侵入性脏活检.
- 脂质在各种脏疾病的发病过程中起着重要作用.
- 需要进行非侵入性实验室测试来对病进行差异诊断.
研究的目的:
- 为了研究同时测量尿脂的实用性,以区分脏疾病.
- 建立包括慢性淋巴结膜炎,糖尿病,全身性红斑狼和动脉高血压在内的疾病的非侵入性生物标志物.
主要方法:
- 从被诊断出患有脏疾病的患者和对照组收集剩余的尿样.
- 使用液体染色学-双重质谱测量测量尿层脂,包括胺 (CER),氨酸 (Sph),二氨酸 (dhSph),氨酸1-酸盐 (S1P) 和二S1P (dhS1P).
- 构建机器学习模型以根据脂形状区分脏疾病.
主要成果:
- 与对照组相比,不同脏疾病组的特定脂水平发生了变化.
- 在糖尿病患者中尿液S1P升高.
- 慢性淋巴结膜炎,动脉高血压和全身性红斑狼患者的尿CER,Sph,dhSph,S1P和dhS1P水平发生变化.
- 机器学习模型的诊断准确性和精确性在包括尿脂体后显著改善.
结论:
- 在各种脏疾病中,尿胺,状基和它们的酸盐都被改变了.
- 这些脂变化表明它们可能与损伤有关.
- 尿脂分析为诊断脏疾病提供了一种有前途的非侵入性方法.
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