Objective To study the feasibility of paclitaxel-loaded PLGA/F68 nanoparticles for reversing multidrug resistance(MDR) in paclitaxel-resistance human breast cancer cell line MCF-7/Taxol.Methods Paclitaxel-loaded nanoparticles(10 %) were prepared by oil-in-water emulsion/solvent evaporation technique using biodegradable PLGA with or without addition of Pluronic F68.The nanoparticles were characterized in terms of size and size distribution,morphology and surface charge.The in vitro drug release profile was m...
【更新日期】
2013-02-19
【分类号】
R318.08
【正文快照】
抗癌药物易产生肿瘤多药耐药,是肿瘤成功治疗的主要障碍[1]。聚氧乙烯-聚氧丙烯-聚氧乙烯三嵌段共聚物(商品名为Pluronics,普流罗尼),已是美国食品药物管理局(Food and Drug Administration,FDA)批准的药用辅料,在药物制剂领域通常作为乳化剂。此类聚合物疏水基位于2个可以变换