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生物打印多组合阵列模拟瘤微环境,以通过多变量分析评估药物有效性.

Gihyun Lee1, Soo Jee Kim1, Je-Kyun Park1,2,3

  • 1Department of Bio and Brain Engineering, Korea Advanced Institute of Science and Technology (KAIST), 291 Daehak-ro, Yuseong-gu, Daejeon, 34141, Republic of Korea.

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概括

这项研究在微流体芯片上引入了一种新的生物打印瘤微环境 (TME) 阵列. 这个平台可以同时对多种疾病进行药物疗效测试,改善TME研究.

关键词:
生物打印是一种生物打印技术.药物查对药物进行查.微流体基板是一种微流体基板.多变量分析是多变量分析.瘤微环境是一个微环境.

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科学领域:

  • 生物医学工程 生物医学工程
  • 癌症研究 癌症研究
  • 微流体学 微流体学

背景情况:

  • 目前的器官芯片模型难以复制复杂的体内瘤微环境 (TMEs).
  • 需要先进的平台来同时在不同的实验条件下测试药物疗效.

研究的目的:

  • 开发一种新的微流体装置,用于构建多组合的瘤阵列.
  • 模仿TME内部的体内运输现象,并允许同时评估药物疗效.

主要方法:

  • 在微流体基板上生物打印36个单独的TME模型,三种不同的组成.
  • 在四种不同的药物度下测试TME模型.
  • 利用微流体进行精确的分隔,并观察自我组织的血管内皮屏障.

主要成果:

  • 开发的TME阵列成功模拟了复杂的运输现象.
  • 精确的分隔导致癌症球体周围的血管内皮壁垒自我组织.
  • 该平台允许对模型复杂性,复制品和药物度进行多变量查.

结论:

  • 将生物打印与微流体相结合,为在各种TME条件下全面评估药物反应提供了一种强大的方法.
  • 这种新的平台克服了当前用于TME研究的芯片器官技术的局限性.