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A strategy for rapid and facile fabrication of controlled, layered blood vessel-like structures

机译:一种迅速和舒适的控制,层状血管样结构的策略

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摘要

We develop a rapid and facile method to fabricate tubular scaffolds by a single-step rolling operation. With the aid of fibrin medical glue and a smooth expanded polytetrafluoroethylene (ePTFE) mandrel, we can wrap a piece of flat thin film into a three-dimensional (3D), multi-layered tubular structure with well-controlled diameter, wall thickness, and mechanical strength within 10 min. By patterning different cells in a pre-designed area on the film, after rolling, we can obtain blood vessel-mimicking tissues with well-arranged, multilayered 3D architectures within 70 min. Our strategy provides an excellent platform to rapidly fabricate tubular scaffolds essentially with no equipment and straightforward manipulations.
机译:我们开发了一种快速和轻巧的方法,通过单步滚动操作制造管状支架。 借助纤维蛋白医用胶和光滑的膨胀聚四氟乙烯(EPTFE)心轴,我们可以将一块扁平的薄膜包裹成三维(3D),多层管状结构,具有良好控制的直径,壁厚,和 10分钟内的机械强度。 通过在薄膜上预先设计的区域进行图案化不同的细胞,在滚动之后,我们可以在70分钟内通过布置良好地,多层3D架构获得血管模拟组织。 我们的策略提供了一个优良的平台,可以快速制造管状脚手架基本上没有设备和直接的操纵。

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  • 来源
    《RSC Advances》 |2016年第60期|共10页
  • 作者单位

    Harbin Inst Technol Sch Life Sci &

    Technol 2 Yikuang Rd Harbin 150001 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Harbin Inst Technol Sch Life Sci &

    Technol 2 Yikuang Rd Harbin 150001 Peoples R China;

    Beijing Engn Res Ctr BioNanotechnol 11 Beiyitiao Beijing 100190 Peoples R China;

    Harbin Inst Technol Sch Life Sci &

    Technol 2 Yikuang Rd Harbin 150001 Peoples R China;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 化学;
  • 关键词

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