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调整血液与物质的相互作用,以产生多功能静血粉末和凝

Xueru Wang¹, Kai Yuan², Yang Su¹

¹State Key Laboratory of Chemical Resource Engineering, Key Lab of Biomedical Materials of Natural Macromolecules (Beijing University of Chemical Technology, Ministry of Education), Beijing Laboratory of Biomedical Material, College of Materials Science and Engineering, Beijing University of Chemical Technology, Beijing, 100029, China.

Advanced healthcare materials

|October 28, 2023

概括

新的聚合物止血材料,聚氨酸移植多孔粉 (PLPS) 和热敏凝 (F127-PLPS),显示出优越的凝血能力. 这些材料为管理出血的多功能临床应用提供了有前途的方法.

科学领域:

生物材料科学生物材料科学
聚合物化学聚合物化学
血液静止研究血液静止研究

背景情况:

基于聚合物的静血材料对于在各种临床环境中控制出血至关重要.
通过控制血液与物质的相互作用来开发有效的血凝剂表面是必不可少的.
需要简单的方法来创建先进的静血材料.

研究的目的:

开发可降解粉末 (PLPS) 和热敏凝 (F127-PLPS) 作为新型静血材料.
为了优化聚氨酸移植,以增强血液物质相互作用和促凝活性.
研究这些新材料的作用机制和体内疗效.

主要方法:

将阴性聚氨酸与多孔粉颗粒相结合,形成PLPS.
将PLPS与商业热敏聚合物 (F127) 混合,形成F127-PLPS凝.
评估体外和体外血静性能,包括蛋白质吸附和动物模型.

主要成果:

具有优化的聚氨酸含量的PLPS2表现出卓越的静血性能.
促凝剂机制涉及PLPS2表面的选择性纤维素素吸附.
在大腿和动脉损伤模型中,F127-PLPS凝显示出有效的血液静止,具有可调节的热敏性.

结论:

在多孔粉上进行优化聚氨酸接种,产生有效的静血粉末 (PLPS).
热敏的F127-PLPS凝提供了多功能和高效的静血应用.
这项工作为设计基于高分子的先进静血材料提出了一种新的策略.

关键词:

血液与物质的相互作用化聚合物是一种化聚合物.血液静止血液静止血液静止血蛋白质是什么血蛋白质是什么热响应凝是一种热敏的凝.

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