干细胞生物疗法:用于Trichinella spiralis引起的炎症性肌肉病的新疗法
Dina Moustafa Abou Rayia1, Batoul M Izzularab2, Samar Harras3
1Medical Parasitology Department, Faulty of Medicine, Tanta University, Egypt; Medical Parasitology Subunit, Microbiology and Immunology Department, Faculty of Medicine, Mutah University, Jordan.
Parasitology international
|June 17, 2023
概括
介质干细胞 (MSC) 疗法通过减少炎症和改善肌肉再生,显示出治疗Trichinella spiralis诱导的肌肉病的前景. 虽然MSC疗法对肌肉损伤有效,但在这种大鼠研究中,MSC疗法并没有减少寄生虫负载.
科学领域:
- 寄生虫学的寄生虫学
- 免疫学 免疫学 免疫学
- 再生医学是一种再生医学.
背景情况:
- 三螺旋菌感染会引起炎症性肌肉病变,一旦寄生虫到达肌肉,就很难治疗.
- 早期肠道阶段治疗至关重要,但对于已确定的肌肉病的选择是有限的.
研究的目的:
- 在大鼠模型中评估局部介质干细胞 (MSC) 治疗Trichinella spiralis诱导的炎症性肌肉病的疗效.
- 评估MSC对肌肉功能,再生,炎症和寄生虫负载的影响.
主要方法:
- 鼠被T. spiralis感染,并用阿尔本达或MSCs治疗.
- 肌肉状况使用生理学测试 (伸直反射,EMG),寄生虫学计数,组织病理学和肌原蛋白免疫组织化学来评估.
- 测量了血清酶 (CK,LDH),肌肉矩阵金属蛋白酶 (MMP1,MMP9) 和炎症性细胞因子 (TNF-α,INF-γ,IL-4).
主要成果:
- MSC治疗显著改善了电肌图 (EMG) 和正反射,表明肌肉功能更好.
- 组织病理学显示炎症减少和肌原蛋白表达增加,表明肌肉再生.
- 血清酶和炎症性细胞因子水平下降,但总肌肉幼虫数量没有受到影响.
结论:
- 局部MSC治疗在T. spiralis诱导的肌肉病变中显示出抗炎和肌肉再生作用.
- MSC治疗是一种潜在的治疗策略,用于管理与这种寄生虫感染相关的肌肉损伤.
- 需要进一步的研究来解决除了MSC治疗之外的寄生虫清除问题.
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