作为3D生物打印材料的超短基
Davina In1,2, Androulla N Miliotou2,3, Panoraia I Siafaka4
1College of Humanities and Sciences, Virginia Commonwealth University, Richmond, VA 23284, USA.
Gels (Basel, Switzerland)
|January 27, 2026
概括
超短 (USP) 是生物材料的多功能构建块,可以在3D生物打印中进行先进的应用. 本综述探讨了它们的自我组装,特性和在组织工程和药物输送中的潜力.
科学领域:
- 生物材料科学 生物材料科学
- 生物技术是生物技术.
- 纳米技术纳米技术
背景情况:
- 超短 (USP) 被定义为具有≤7-8氨基酸的,正在成为创建基于水凝的生物材料的基本自组装单元.
- 它们固有的生物相容性,简化的合成和可调性质将它们定位为生物打印应用的有希望的候选者.
研究的目的:
- 提供USP在三维 (3D) 生物打印中的特性和应用的全面概述.
- 讨论影响USP自组装的因素及其产生的材料特性.
- 调查基于USP的生物墨的当前和新兴应用.
主要方法:
- 对超短及其在生物打印中的应用现有文献的综述.
- 分析序列,修饰和环境因素对自我组装和质性质的分析.
- 对组织工程,伤口愈合,药物输送,生物传感和成像中的应用进行了调查.
主要成果:
- USP自组装成纳米纤维和3D网络由序列,修改和触发器控制,产生剪切稀释,快速凝和机械调节的水凝.
- 基于USP的生物墨水支持组织工程和器官类型模型的印刷结构中的细胞活力,分化和矩阵沉积.
- 混合和多材料配方增强生物活性和结构性质,扩大应用范围.
结论:
- 在实现高印刷准确性,控制变异性和扩大制造以实现广泛采用方面,仍然存在挑战.
- 未来的机会包括人工智能辅助设计,自适应生物打印和可持续合成,以加速临床翻译.
- 美国供应商为开发各种生物医学应用的先进生物墨水提供了巨大的潜力.
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