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已故脏捐赠者的生物标志物:移植后三年功能延迟和移植功能之间的关系
Rima Maslauskiene1, Ruta Vaiciuniene1, Peteris Tretjakovs2
1Department of Nephrology, Medical Academy, Lithuanian University of Health Sciences, LT-44307 Kaunas, Lithuania.
Diagnostics (Basel, Switzerland)
|April 13, 2024
概括
捐赠者生物标志物如介质素-18和损伤分子-1可以预测移植的成功. 这些标记物,特别是尿液中的这些标记物,比单独的血清肌素更能更好地了解移植功能.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 移植免疫学 移植免疫学
- 生物标志物发现发现
背景情况:
- 越来越多地使用边缘已故的捐赠者,需要改进评估质量的方法.
- 目前用于评估捐赠的生存能力的方法有局限性.
研究的目的:
- 评估移植前的供体血清和尿液生物标志物,以预测早期和晚期移植功能.
- 将生物标志物的预测性能与传统血清肌水平进行比较.
主要方法:
- 对43位已故捐献者的血清和尿液生物标志物的分析,包括NGAL,KIM-1,IL-18和CXCL10.
- 生物标志物水平与早期 (延迟移植功能) 和晚期移植功能 (eGFR) 的相关性.
- 开发DGF的预测模型,包括生物标志物和临床因素.
主要成果:
- 延迟移植功能 (DGF) 在27.6%的移植中发生.
- 血清IL-18,血清KIM-1,尿液NGAL和尿液KIM-1是DGF的显著预测因素.
- 一个结合sIL-18,ukim-1和临床因素的模型在DGF预测中获得了0.863的AUROC.
- 更高的移植前尿和血清NGAL水平与移植后1年和3年更好的全移植功能相关.
结论:
- 与血清肌素相比,捐赠血清和尿液生物标志物在预测DGF和随后的移植功能方面表现优越.
- 较高的捐赠者sIL-18和ukim-1水平,以及扩展的标准捐赠者身份和较长的寒冷缺血时间,预测了dgf.
- 移植前的NGAL水平与长期改善的全移植功能有关.
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