膜上皮细胞功能障碍和上皮-介质细胞转换在肺纤维化病原发生的肺纤维化
Caopei Zheng1,2, Ling Zhang1,3, Yuqing Sun1,2
1Department of Respiratory and Critical Care Medicine, Beijing Youan Hospital, Capital Medical University, Beijing, China.
Frontiers in molecular biosciences
|May 9, 2025
概括
肺纤维化 (PF) 涉及膜上皮细胞 (AEC) 功能障碍和上皮-介质细胞过渡 (EMT). 了解这些机制是开发这种致命肺病的新疗法的关键.
科学领域:
- 肺部医学 肺部医学
- 细胞生物学 细胞生物学
- 病理学 病理学 病理学
背景情况:
- 肺纤维化 (PF) 是一种致命的肺病,其特征是痕和膜破坏.
- 膜上皮细胞 (AEC) 功能障碍和上皮-介质细胞过渡 (EMT) 是PF病原体的核心.
- 慢性损伤破坏了AEC的平衡,促进了EMT和纤维细胞激活.
研究的目的:
- 系统地审查驱动AEC功能障碍和PF中的EMT的机制.
- 探索调节纤维化的关键信号通路.
- 突出影响PF进展的新兴因素.
主要方法:
- 对AEC功能障碍和PF中的EMT背后的机制的文献综述.
- 专注于核心信号通路:TGF-β/Smad,WNT/β-catenin,NF-κB-BRD4,Nrf2. 这些信号通路可以通过TGF-β/Smad,WNT/β-catenin,NF-κB-BRD4,Nrf2.
- 包括新兴的调节者,如代谢重编程和免疫相互作用.
主要成果:
- AEC功能障碍和EMT是PF病理痕形成的关键驱动因素.
- 核心信号通路协调EMT和纤维细胞-ECM相互作用.
- 新兴的调节者包括代谢变化和外体miRNAs有助于纤维化.
结论:
- 针对AEC功能障碍和EMT途径为PF提供了治疗潜力.
- 调节关键信号轴和新型调节器可以停止或逆转纤维化.
- 对这些机制的进一步研究对于开发有效的PF临床治疗至关重要.
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