对引起的管功能障碍的作用模式的综合分析:综合高通量测序,向细胞检测和人类数据的案例研究
Fei-Fei Xu1, Zi-Yin Li1, Yue-Fei Lai1
1Food Safety and Health Research Center, NMPA Key Laboratory for Safety Evaluation of Cosmetics, Guangdong Provincial Key Laboratory of Tropical Disease Research, Guangdong-Hongkong-Macao Joint Laboratory for Contaminants Exposure and Health, School of Public Health, Southern Medical University, Guangzhou 510515, PR China.
Environment international
|August 28, 2025
概括
环境中的暴露会损害脏,即使低于确定的限度. 这项研究确定了OPN/PI3K通路作为诱导损伤的早期指标,有助于精确的风险评估.
科学领域:
- 环境毒理学
- 脏病理学
- 分子生物学
背景情况:
- 环境中的 (Cd) 是一种有毒的重金属,导致管功能障碍.
- 目前的健康指导值可能无法完全防止Cd引起的损伤.
- 对于敏感的毒理终点,需要基于MOA的框架.
研究的目的:
- 使用MOA框架确定引起的管功能障碍的敏感毒理终点.
- 阐明涉及Cd毒性的分子途径.
- 提出对暴露的更精细的风险评估模式.
主要方法:
- 对GEO和CTD数据库进行综合生物信息分析,以识别差异表达基因 (DEG).
- 丰富分析和蛋白质相互作用 (PPI) 网络的构建.
- 使用高通量RNA测序和人类管上皮细胞测试进行验证.
主要成果:
- 提出了两个MOA框架 (MOA-脏-1和MOA-脏-2),详细介绍了Cd毒性的关键事件 (KE).
- OPN/PI3K信号通路被确定为最早的毒理性干扰.
- 尿液中的OPN水平与损伤生物标志物相关,并且显示出0. 20μg/ g的最低起点 (PoD).
结论:
- OPN/PI3K信号通路是诱导损伤的敏感和早期指标.
- 这项研究支持对的健康风险评估的完善.
- 该研究为基于MOA的风险评估框架提供了一个参考范式.
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