通过气溶的使用,EMSCs的分泌物中和了LPS引起的急性肺损伤
Jianing Tan1, Ziliang Zhuo1, Xiuyu Wang1
1Department of Neurology, Changshu No. 2 People's Hospital, Affiliated Changshu Hospital of Nantong University, Changshu, Suzhou 215500, P.R. China.
International journal of molecular medicine
|September 29, 2023
概括
喷雾化外皮介质干细胞分泌体 (EMSC-Sec) 通过减少炎症有效治疗急性肺损伤 (ALI). 这种新的疗法在治疗肺炎和肺损伤方面表现有前途.
科学领域:
- 再生医学是一种再生医学.
- 细胞生物学 细胞生物学
- 免疫学 免疫学 免疫学
背景情况:
- 来自神经细胞的外皮介质干细胞 (EMSC) 具有治疗潜力,但它们的抗炎性质尚未得到充分探索.
- 急性肺损伤 (ALI) 是一种严重的疾病,有效治疗方法有限.
研究的目的:
- 在治疗ALI.中研究气溶式EMSC-Secretome (EMSC-Sec) 的抗炎作用.
- 阐明EMSC-Sec在缓解肺炎中的潜在分子机制.
主要方法:
- 隔离和识别了EMSC;收集和描述了EMSC-Sec.
- 在实验室内:小鼠肺上皮细胞 (MLE-12) 用脂多糖 (LPS) 刺激.
- 在体内:一个LPS诱导的ALI小鼠模型被建立并用气溶EMSC-Sec处理;肺组织使用H&E,免疫组织化学,免疫光和西部涂抹分析.
主要成果:
- 在体外和体外,EMSC-Sec表现出显著的抗炎作用潜力.
- 喷雾式EMSC-Sec治疗减轻了LPS诱导的ALI,由减少炎症细胞透和较少严重的肺损伤证明.
- 通过NF-κB ((p50/p65) /NLRP3通路,EMSC-Sec调节了炎症.
结论:
- EMSC-Secretome是一种有前途的ALI治疗药物.
- 气溶液输送EMSC-Sec为治疗肺炎和损伤提供了一种新的策略.
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