内质网应激
1. 内质网的功能与应激诱因编辑本段
2. 未折叠蛋白反应:核心信号通路编辑本段
当ER腔内未折叠蛋白积累时,三种跨ER膜的应激传感器被激活:
- IRE1(Inositol-Requiring Enzyme 1):
- PERK(PKR-like ER Kinase):
- ATF6(Activating Transcription Factor 6):
3. 从适应到凋亡的转换编辑本段
UPR是一个动态过程,其结局取决于应激的强度和持续时间:
4. 在神经系统中的特殊重要性编辑本段
5. 治疗靶点编辑本段
鉴于ERS在多种疾病中的核心作用,调控UPR通路成为重要的治疗策略:
6. 研究方法编辑本段
参考资料编辑本段
- Walter, P., & Ron, D. (2011). The unfolded protein response: from stress pathway to homeostatic regulation. Science, 334(6059), 1081-1086.
- Hetz, C., & Mollereau, B. (2014). Disturbance of endoplasmic reticulum proteostasis in neurodegenerative diseases. Nature Reviews Neuroscience, 15(4), 233-249.
- Ron, D., & Walter, P. (2007). Signal integration in the endoplasmic reticulum unfolded protein response. Nature Reviews Molecular Cell Biology, 8(7), 519-529.
- Harding, H. P., et al. (2003). An integrated stress response regulates amino acid metabolism and resistance to oxidative stress. Molecular Cell, 11(3), 619-633.
- Scheper, W., & Hoozemans, J. J. (2015). The unfolded protein response in neurodegenerative diseases: a neuropathological perspective. Acta Neuropathologica, 130(3), 315-331.
- Lin, J. H., et al. (2008). IRE1 signaling affects cell fate during the unfolded protein response. Science, 318(5852), 944-949.
- Wang, M., & Kaufman, R. J. (2016). Protein misfolding in the endoplasmic reticulum as a conduit to human disease. Nature, 529(7586), 326-335.
- Oakes, S. A., & Papa, F. R. (2015). The role of endoplasmic reticulum stress in human pathology. Annual Review of Pathology: Mechanisms of Disease, 10, 173-194.
- 邢艳. (2018). 内质网应激与神经退行性疾病的研究进展. 中国药理学通报, 34(2), 149-153.
- 张杰, & 赵志炜. (2019). 内质网应激在阿尔茨海默病中的作用研究进展. 生物化学与生物物理进展, 46(5), 433-442.
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