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USP18过度表达通过调节自细胞的作用保护脊髓缺血/再输损伤
Libang Yuan1, Jin Xu2, Fuen Qin1
1Department of Anesthesia, People's Liberation Army The General Hospital of Western Theater Command, Chengdu, Sichuan 610083, China.
Neuroscience letters
|June 25, 2023
概括
尤比基特异性蛋白酶18 (USP18) 的过度表达改善了运动功能,并减少了脊髓缺血-再输液损伤 (SCII) 的炎症和亡. 通过增强自,USP18保护SCII,提供潜在的治疗点.
科学领域:
- 神经科学是一个神经科学.
- 细胞生物学 细胞生物学
- 生物化学 生物化学
背景情况:
- 脊髓缺血-再输损伤 (SCII) 通常是脊髓手术的结果,导致显著的神经缺陷.
- 乌比奎丁特异性蛋白酶18 (USP18) 涉及各种神经疾病的发病.
研究的目的:
- 研究USP18在脊髓缺血-再输液损伤 (SCII) 中的保护作用和潜在机制.
主要方法:
- 已建立的SCII和氧气-葡萄糖剥夺/氧气恢复 (OGD/R) 的老鼠和PC12细胞模型.
- 评估运动功能和脊髓组织学,使用巴索-贝蒂-布雷斯纳汉得分和HE染色.
- 量化炎症因素,细胞亡,和蛋白质表达与亡和自有关通过ELISA和西方 blot.
主要成果:
- 在体内和体外SCII模型中,USP18表达减少.
- USP18上调改善了后肢运动功能,减少了炎症,并抑制了SCII的老鼠的亡.
- 过度表达USP18,通过调节炎症和亡,保护PC12细胞免受OGD/R损伤,并增强自.
结论:
- USP18过度表达表明对脊髓缺血-再输液损伤有保护作用.
- 该机制涉及对自的调节,这在SCII模型中抑制了亡.
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