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A Silver Nanoparticle Method for Ameliorating Biliary Atresia Syndrome in Mice
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A Silver Nanoparticle Method for Ameliorating Biliary Atresia Syndrome in Mice

Published on: October 13, 2018

捐赠者-受体酸纳米聚合物

Andrés de la Escosura1, M Victoria Martínez-Díaz, Pall Thordarson

  • 1Departamento de Química Orgánica, Universidad Autónoma de Madrid, Cantoblanco, 28049-Madrid, Spain.

Journal of the American Chemical Society
|October 2, 2003
PubMed
概括

研究人员合成了一种新型的捐赠者-接受者 bis-phthalocyanine (bis-Pc),可以自组装成一维的纳米结构. 这种bis-Pc形成了由供体-受体相互作用驱动的超分子聚合物,与其单个组成部分不同.

科学领域:

  • 超分子化学 超分子化学
  • 材料科学 材料科学 材料科学
  • 有机合成 有机合成

背景情况:

  • 氨酸 (Pcs) 是多功能宏环化合物,具有可调节的电子特性.
  • 捐赠者-接受者系统对于开发先进的功能材料至关重要.
  • 分子组件的自我组装成有序结构是超分子聚合物形成的关键.

研究的目的:

  • 为了合成一种新型的供体-受体 bis-phthalocyanine (bis-Pc),其中包含 (II) -Pc 和 (II) -Pc 单位.
  • 为了研究合成 bis-Pc. 的自组装行为.
  • 探索基于捐赠者-接受者相互作用的超分子聚合物的形成.

主要方法:

  • 通过顺序的赫克反应合成bis-Pc1.
  • 对bis-Pc 1及其子单位的表征.
  • 使用各种光谱和显微技术评估自组装.

主要成果:

  • 一种新型的捐赠-接受 bis-Pc (1) 已成功合成,通过乙烯隔离器将 Zn(II) -Pc 和 Ni(II) -Pc 单元连接到 [2.2] 环旋芯.
  • Bis-Pc 1 具有显著的自我组装能力,形成纳米尺寸的单维聚合物.
  • 个别的供体和受体PC子单位,尽管相互作用,但没有形成扩展的阵列,突出显示了bis-PC结构的重要性.

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Polyethyleneimine-coated Iron Oxide Nanoparticles as a Vehicle for the Delivery of Small Interfering RNA to Macrophages In Vitro and In Vivo
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Polyethyleneimine-coated Iron Oxide Nanoparticles as a Vehicle for the Delivery of Small Interfering RNA to Macrophages In Vitro and In Vivo

Published on: February 5, 2019

结论:

  • 合成的bis-Pc1代表了一类新的超分子聚合物.
  • 在bis-Pc结构中的捐赠者-接受者相互作用是形成一维聚合物的主要驱动力.
  • 这项研究展示了一种合理的设计方法,用于创建基于氨酸衍生物的自组装功能材料.