1 条结果 关键词:自调节药物递送 ×

Poly(N-isopropylacrylamide-co-methacrylic acid) pH/thermo-responsive porous hydrogels as self-regulated drug delivery system.

European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences 2014 Constantin M, Bucatariu S, Harabagiu V, Popescu I 等 6 人

本文开发了一种基于“生物传感器”(pH敏感单元)和递送组分(热敏水凝胶)的双功能药物递送系统。通过自由基聚合合成聚(N-异丙基丙烯酰胺-co-甲基丙烯酸)(poly(NIPAAm-co-MA))pH/热响应共聚物。由于甲基丙烯酸单元含羧基,在生理pH和温度下羧基电离而亲水性增强,使共聚物基本失去热敏性。当带负电的羧基与普萘洛尔、利多...