在基于社区的潜在队列中, perfluoroalkyl 物质的暴露和功能下降
Chun-Yu Chen1, Chin-Chan Lee2, Chiao-Yin Sun1
1Department of Nephrology, Chang Gung Memorial Hospital, Keelung Branch, 222, Mai-Chin Road, Keelung 20401, Taiwan; College of Medicine, Chang Gung University, No. 259, Wenhua 1st Rd., Guishan Dist, Taoyuan City, Taipei 33302, Taiwan; Community Medicine Research Center, Chang Gung Memorial Hospital, Keelung Branch, 222, Mai-Chin Road, Keelung 20401, Taiwan.
某些像PFNA和Br-PFOS这样的per-和多醇基物质 (PFAS) 与成年人功能减弱和慢性病 (CKD) 风险增加有关. 对特定化合物的分析对于了解PFAS毒性至关重要.
科学领域:
- 环境健康 环境健康
- 毒理学 毒理学 毒理学
- 腎臟病學 (nephrology) 是一種醫學專業.
背景情况:
- 和多醇基物质 (PFAS) 是持久性合成化学物质,具有已知的生物积累和毒性.
- 脏是可疑的PFAS标器官,但关于脏特异性的人类数据有限.
- 了解特定化合物的关联对于公共卫生至关重要.
研究的目的:
- 在成年人中调查血清PFAS度和脏结果之间的关联.
- 为了评估发生的慢性病 (CKD) 和功能在四年内下降.
- 为了确定与毒性相关的特定PFAS化合物和异构体.
主要方法:
- 基于257名成年人 (48名患有CKD) 的社区前性队列研究.
- 对八种血清PFAS的量化,包括PFHxS,PFOA,PFNA和PFOS异构体.
- 评估结局 (eGFR,白蛋白尿) 和使用回归和脊柱模型的统计分析.
主要成果:
- 在基线,PFNA和分支 perfluorooctanesulfonic 酸 (Br-PFOS) 与较低的EGFR和较高的CKD几率相关.
- PFOA显示与CKD几率的反向关联.
- 在四年内,Br-PFOS和PFHxS预测了更大的eGFR下降.
- 观察到剂量依赖的,化合物特定的关联.
结论:
- 这些发现强调了对人类毒性进行异构体特异性PFAS评估的重要性.
- 特定的PFAS化合物与功能和疾病有明显的关联.
- 支持将PFAS监测纳入环境健康监测和政策.
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