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气泡造策略用于构建具有可调节尺寸和内皮质化功能的多孔水凝微管.

Haonan Sun1, Kunming Xing2, Kexin Liu1

  • 1Collaborative Innovation Center of Tumor Marker Detection Technology, Shandong Province Key Laboratory of Detection Technology for Tumor Makers, College of Medicine, Linyi University, Linyi 276005, People's Republic of China.

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概括

研究人员开发了一种可访问的方法,使用气泡造和刺激响应的水凝来创建可调节的多孔水凝微管,用于血管组织工程和建模.

关键词:
气泡造 气泡造 气泡造液凝微管的使用方法多功能结构的多功能结构.管状脚手架是一种管状脚手架.

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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:

  • 重建具有小直径,复杂形态和仿生功能的人体管状结构对于没有专业制造技能的研究人员来说是一项挑战.
  • 现有的方法往往缺乏可访问性和模块化,以创建复杂的微管网络.

研究的目的:

  • 提出一种简单,有效和易于使用的策略,用于制造独立的,多的水凝微管.
  • 在工程微容器中实现可调节直径,透气性和内皮化能力.
  • 为组织工程和血管建模中的应用提供组装2D和3D微管网络的模块化方法.

主要方法:

  • 用气泡造技术整合响应刺激的水凝 (凝和甲基化凝 - - GelMA).
  • 利用水凝和模具之间的粘合相互作用来精确地形成结构.
  • 采用模块化组装与粘合连接器来创建2D和3D微管网络.

主要成果:

  • 制造可调节直径和均厚度的独立的多孔水凝微管.
  • 使用温度敏感的凝和可光交联的GelMA,证明了快速和不可逆转的水凝形成.
  • 成功地将直线,L形,T形,双叉和三叉微管组装成相互连接的3D网络.
  • 表现出有利的生理稳定性,机械强度,血液相容性,细胞相容性和抗血栓性.
  • 用全子血液成功输液,用人类带静脉内皮细胞 (HUVECs) 进行内皮化.

结论:

  • 开发的气泡造技术为制造先进的水凝微管提供了一个强大,可访问和模块化策略.
  • 工程微管具有适合血管支架的仿生功能.
  • 这种技术适用于跨学科的研究人员,不需要专门的设备或培训,用于组织工程和血管建模的应用.