环境中的黑碳进入脏
Leen Rasking1, Priyanka Koshy2, Eva Bongaerts1
1Centre for Environmental Sciences, Hasselt University, Diepenbeek, Belgium.
Environment international
|June 3, 2023
概括
黑碳 (BC) 颗粒积聚在脏组织中,可能会损害功能. 像KIM-1和CysC这样的尿路生物标志物可能表明空气污染暴露导致的损伤.
科学领域:
- 环境健康 环境健康
- 腎臟病學 (nephrology) 是一種醫學專業.
- 毒理学 毒理学 毒理学
背景情况:
- 超细颗粒,包括黑碳 (BC),在吸入后系统循环.
- 由于的作用,脏很容易暴露于颗粒物.
研究的目的:
- 为了调查脏组织中BC颗粒的存在.
- 评估BC暴露与功能生物标志物之间的关联.
主要方法:
- 在脏活检中使用femtosecond脉冲照明可视化的BC粒子.
- 通过ELISA测量尿损伤分子-1 (KIM-1) 和囊素c (CysC).
- 相关性和回归模型用于将暴露与生物标志物联系起来.
主要成果:
- 在所有脏活检样本中检测到的BC颗粒,主要是在间歇体和管道中.
- 较高的组织BC负载与增加的尿KIM-1水平相关.
- 靠近主要道路与尿路CysC和KIM-1相反相关.
结论:
- 在脏中积累的BC粒子提供了空气污染对脏有害影响的机制.
- 尿路KIM-1和CysC显示为空气污染引起的损伤的生物标志物.
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