Cationic polymers having one or more anionic ligand end groups, including a new class of carboxylated branched poly(beta-amino ester)s that can self-assemble into nanoparticles for efficient intracellular delivery of different biomolecules, including a variety of proteins is disclosed.
本发明涉及具有一个或多个阴离子
配体末端基团的阳离子聚合物,包括一种新型的羧化支链聚β-
氨基酯,可自组装成纳米粒子,以实现不同
生物分子的高效胞内传递,包括各种蛋白质。