在现场精密细胞电旋转作为一种有效的干细胞输送方法,用于皮肤伤口愈合
Zhengbo Wen1, Yuxin Chen1, Peilin Liao1
1Laboratory of Stem Cells and Translational Medicine, School of Medicine, South China University of Technology, Guangzhou, 510006, China.
Advanced healthcare materials
|June 28, 2023
概括
这项研究引入了一个in situ细胞电系统,用于输送介质干细胞 (MSCs),以改善伤口愈合. 这种新的方法通过将MSC和生物活性纤维直接输送到伤口部位来增强组织修复,从而提高疗效.
科学领域:
- 生物医学工程 生物医学工程
- 再生医学是一种再生医学.
- 组织工程是组织工程.
背景情况:
- 介酶干细胞 (MSC) 疗法对皮肤伤口愈合有希望.
- 目前的MSC输送方法面临着诸如目标不良和细胞损失等挑战,限制治疗疗效.
- 需要改进的输送系统来增强基于MSC的伤口治疗.
研究的目的:
- 开发和评估一个现场细胞电系统,以改善皮肤伤口愈合.
- 评估MSCs在电后的生存能力,表面标记物表达和差异化能力.
- 调查MSCs在现场细胞电对in vivo伤口愈合的治疗效果.
主要方法:
- 开发一个现场电电系统,用于MSC和生物材料的直接输送.
- 评估MSC可行性 (>90%) 和电旋后特征 (15kV).
- 在体内评估系统对皮肤伤口愈合的影响,包括组织重塑,血管新生和炎症标志物.
主要成果:
- 现场细胞电系统保持了高的MSC可行性,并没有影响它们的表面标记或分化潜力.
- 在体内研究表明,通过沉积的MSC和鱼类凝纤维的协同作用,促进了伤口愈合.
- 治疗增强了原沉积,促进了血管生成 (增加了VEGF),并减少了IL-6的表达.
结论:
- 在现场细胞电是一种可行的和有效的方法,用于提供MSC用于皮肤伤口愈合.
- 这种方法提供了一个快速的,无触摸的,潜在的个性化治疗策略.
- 该系统协同增强了组织修复机制,在再生疗法中取得了重大进展.
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