Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Cationic Chain-Growth Polymerization: Mechanism00:57

Cationic Chain-Growth Polymerization: Mechanism

2.7K
The cationic polymerization mechanism consists of three steps: initiation, propagation, and termination. In the initiation step of the polymerization process, the π bond of a monomer gets protonated by the Lewis acid catalyst, which is formed from boron trifluoride and water. The protonation of the π bond generates a carbocation stabilized by the electron‐donating group. In the propagation step, the π bond of the second monomer acts as a nucleophile and attacks the...
2.7K

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Amylopectin-<i>g</i>-Poly(Acrylic Acid): Synthesis and Application as Reduction Agent for In Situ Formation of Gold Nanoparticles.

Polymers·2026
Same author

Superhydrophilic zwitterionic poly(ethyl methacrylate)-<i>b</i>-poly(carboxybetaine methacrylate) copolymers with highly stable self-assemblies in physiological media.

RSC advances·2026
Same author

Linear Amphiphilic P(BzMA-co-DMAEMA) Statistical Copolymers: Synthesis via RAFT Polymerization and Formation of Nanoassemblies in Aqueous Media.

Polymers·2026
Same author

Ex Vivo Characterization and In Vivo Nasal Delivery of Ropinirole-Loaded PEO-b-PCL/Tween 80/β-Cyclodextrin Systems in C57BL/6J Mice.

Molecules (Basel, Switzerland)·2026
Same author

Effect of Ion Specificity on the Interfacial Behavior of Amphiphilic Hyperbranched Copolymer H-P(OEGMA-<i>co</i>-LMA).

The journal of physical chemistry. B·2026
Same author

Self-Assembled (Nano)Structures of Human Serum Albumin with Thermoresponsive Chitosan-<i>g</i>-PNIPAM Graft Copolymer.

Polymers·2026

相关实验视频

Updated: Jan 9, 2026

Magnetic and Thermal-sensitive PolyN-isopropylacrylamide-based Microgels for Magnetically Triggered Controlled Release
08:39

Magnetic and Thermal-sensitive PolyN-isopropylacrylamide-based Microgels for Magnetically Triggered Controlled Release

Published on: July 4, 2017

9.4K

通过静电相互作用阻断共聚物-酸复合物,用于黄素封装.

Evanthia Ganou1,2, Michaila Akathi Pantelaiou1,2, Varvara Chrysostomou1

  • 1Theoretical and Physical Chemistry Institute, National Hellenic Research Foundation, 48 Vassileos Constantinou Ave., 11635 Athens, Greece.

Materials (Basel, Switzerland)
|December 11, 2025
PubMed
概括

研究人员使用块共聚合物和酸开发了新型的多电解质复合物. 这些环保纳米颗粒有效地封装黄素,用于潜在的药物输送应用.

关键词:
区块共聚合物 区块共聚合物库尔库明是一种黄素.聚电解质复合物的复合物.油酸是一种酸.

更多相关视频

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by &#960;-&#960; Stacking Interactions
10:53

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

Published on: October 10, 2016

14.5K
Assembly and Characterization of Polyelectrolyte Complex Micelles
08:44

Assembly and Characterization of Polyelectrolyte Complex Micelles

Published on: March 2, 2020

11.4K

相关实验视频

Last Updated: Jan 9, 2026

Magnetic and Thermal-sensitive PolyN-isopropylacrylamide-based Microgels for Magnetically Triggered Controlled Release
08:39

Magnetic and Thermal-sensitive PolyN-isopropylacrylamide-based Microgels for Magnetically Triggered Controlled Release

Published on: July 4, 2017

9.4K
Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by &#960;-&#960; Stacking Interactions
10:53

Anionic Polymerization of an Amphiphilic Copolymer for Preparation of Block Copolymer Micelles Stabilized by π-π Stacking Interactions

Published on: October 10, 2016

14.5K
Assembly and Characterization of Polyelectrolyte Complex Micelles
08:44

Assembly and Characterization of Polyelectrolyte Complex Micelles

Published on: March 2, 2020

11.4K

科学领域:

  • 材料科学 材料科学 材料科学
  • 聚合物化学 聚合物化学
  • 纳米技术 纳米技术

背景情况:

  • 多电解质复合物为纳米颗粒提供了一条绿色合成路线,避免了恶劣的化学物质和条件.
  • 酸 (NaOL) 是一种成本效益高,环保的表面活性剂,用于制药应用.
  • 区块共聚合物,如聚乙烯基醇甲基乙甲基酸盐-乙四化聚二甲基胺乙基甲基酸盐 (POEGMA-b-Q-PDMAEMA) 允许量身定制的纳米粒子形成.

研究的目的:

  • 通过POEGMA-b-Q ((PDMAEMA) 和NaOL之间的静电相互作用形成的纳米级多电解质复合物的合成和特征.
  • 研究这些复合物的潜力,作为黄素药物输送的载体.
  • 评估共聚物与表面活性剂比对复合物形成和形态学的影响.

主要方法:

  • 通过混合POEGMA-b-Q ((PDMAEMA) 和NaOL在不同重量比率下形成多电解质复合物.
  • 配溶剂协议用于将黄素加载到形成的复合物中.
  • 使用动态光散射 (DLS) 和低温传输电子显微镜 (cryo-TEM) 进行复杂尺寸和形态的表征.
  • 使用紫外线可见吸收 (UV-Vis) 和光 (FS) 谱学确认黄素封装.

主要成果:

  • 形成了球形的,类似虫的和类似囊泡的聚合物表面活性化合物复合物.
  • 黄素的封装导致了类似囊泡的结构,表明成功地装入小粒.
  • DLS和冷TEM证实了复合物的形成和形态.
  • 通过UV-Vis和FS光谱验证了有效的黄素封装.

结论:

  • POEGMA-b-Q ((PDMAEMA) -酸复合物是药物输送的纳米级载体.
  • 静电相互作用促进了多功能纳米结构的形成.
  • 这种方法为开发药物输送系统提供了一种高效和绿色的方法.