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在多发性硬化症实验模型中S100B调制对不同类型的质细胞的影响

Maria De Carluccio1, Gabriele Di Sante2, Maria Elisabetta Clementi3

  • 1Department of Neuroscience, Università Cattolica del Sacro Cuore, Largo Francesco Vito 1, 00168 Rome, Italy.

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概括

特别是来自星球细胞的S100B蛋白在实验性自身免疫脑膜炎 (EAE) 中驱动神经炎症,这是多发性硬化症 (MS) 的一种模型. 降低S100B水平可以改善疾病症状和病理,将其确定为治疗目标.

关键词:
在S100B中,我们可以使用S100B.酸是一种酸.实验性的自身免疫性脑膜炎.多发性硬化症多发性硬化症pentamidine isethionate 的使用情况.

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科学领域:

  • 神经科学是一个神经科学.
  • 免疫学 免疫学 免疫学
  • 细胞生物学 细胞生物学

背景情况:

  • 蛋白质S100B与中枢神经系统 (CNS) 神经炎症疾病有关.
  • 实验性自身免疫脑膜炎 (EAE) 作为多发性硬化症 (MS) 的模型.

研究的目的:

  • 为了研究星状细胞S100B在EAE病变发生中的特定作用.
  • 确定S100B作为MS的潜在治疗标.

主要方法:

  • 使用了S100B淘汰赛 (KO) 鼠和野生类型的 littermates.
  • 使用流细胞计和ELISA分析了质子群 (星细胞,寡细胞,微细胞).
  • 评估了EAE的临床和病理参数.

主要成果:

  • 在S100B KO小鼠中,S100B蛋白水平降低,EAE临床和病理结果改善.
  • 从S100BKO小鼠的质细胞中观察到促炎性TNFα的显著减少.
  • 基因沉默和S100B的药物抑制都影响了质子群,特别是星球细胞.

结论:

  • 天体细胞S100B是EAE神经炎症的关键因素.
  • 准S100B为EA和潜在的MS提供了一个有希望的治疗策略.