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Postproduction Processing of Electrospun Fibres for Tissue Engineering
Published on: August 9, 2012
电着的原蛋白/花色素复合纤维膜,用于加速伤口愈合
Zhan Zhang1, Xinzhe Zhao1, Ziyu Song1
1Shanghai Frontiers Science Center of Advanced Textiles, College of Textiles, Donghua University, Shanghai 201620, People's Republic of China.
新的原和酸盐纳米纤维通过模仿细胞外基质 (ECM) 来增强伤口愈合. 这些复合膜为全厚皮肤伤口治疗提供了更好的机械强度,静血和抗菌特性.
科学领域:
- 生物材料科学 生物材料科学
- 组织工程是组织工程.
- 再生医学是一种再生医学.
背景情况:
- 蛋白质多糖化物纳米纤维显示出由于它们的细胞外矩阵 (ECM) 样结构,对伤口愈合有希望.
- 现有的纳米纤维膜缺乏机械强度,静血和抗菌性质,这对于全厚伤口至关重要.
- 需要先进的伤口包裹,促进愈合,控制出血,防止感染.
研究的目的:
- 开发复合原 (Col) 和酸盐 (Chs) 纳米纤维,以增强全厚伤口愈合的特性.
- 评估已开发的膜的机械稳定性,血液兼容性,抗菌活性和细胞增殖.
- 研究这些复合膜作为先进的伤口包裹的潜力.
主要方法:
- 复合膜是通过溶剂改变和后处理使用原和酸盐来制造的.
- 评估了膜特性,包括机械强度,孔隙性和水蒸气传递率.
- 血液兼容性,对相关病原体的抗菌疗效和纤维细胞增殖在体外进行了评估.
主要成果:
- Col/Chs复合膜在生理条件下表现出更好的机械性能和稳定性.
- 观察到适当的孔隙性和水蒸气传递率,有利于伤口愈合.
- Col/Chs 膜表现出优越的凝血能力和显著的抗菌活性,其 Chs 含量超过 60%.
- 与Chs纳米纤维相比,Col/Chs (1:3) 膜显著促进了细胞增殖.
结论:
- 开发的电Col/Chs复合膜具有多种有利的特性,用于全厚皮肤伤口愈合.
- 这些膜提供了增强的稳定性,优越的凝血,足够的抗菌性能,并促进细胞增殖.
- 该研究强调了这些先进的复合纳米纤维作为有效的伤口合剂候选人的潜力.
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