首页> 外文期刊>Journal of Applied Polymer Science >Flurbiprofen axetil loaded coaxial electrospun poly(vinyl pyrrolidone)-nanopoly(lactic-co-glycolic acid) core-shell composite nanofibers: Preparation, characterization, and anti-adhesion activity
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Flurbiprofen axetil loaded coaxial electrospun poly(vinyl pyrrolidone)-nanopoly(lactic-co-glycolic acid) core-shell composite nanofibers: Preparation, characterization, and anti-adhesion activity

机译:氟比洛芬酯载同轴电纺丝聚乙烯吡咯烷酮-纳米聚乳酸-乙醇酸核壳复合纳米纤维的制备,表征和抗粘着活性

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摘要

Flurbiprofen axetil (FA)-loaded coaxial electrospun poly(vinyl pyrrolidone) (PVP)-nanopoly(lactic-co-glycolic acid) core-shell composite nanofibers were successfully fabricated by a facile coaxial electrospinning, and an electrospun drug-loaded system was formed for anti-adhesion applications. The FA, which is a kind of lipid microsphere nonsteroidal anti-inflammatory drug, was shown to be successfully adsorbed in the PVP, and the formed poly(lactic-co-glycolic acid) (PLGA)/PVP/FA composite nanofibers exhibited a uniform and smooth morphology. The cell viability assay and cell morphology observation revealed that the formed PLGA/PVP/FA composite nanofibers were cytocompatible. Importantly, the loaded FA within the PLGA/PVP coaxial nanofibers showed a sustained-release profile and anti-adhesion activity to inhibit the growth of the IEC-6 and NIH3T3 model cells. With the significantly reduced burst-release profile, good cytocompatibility, and anti-adhesion activity, the developed PLGA/PVP/FA composite nanofibers were proposed to be a promising material in the fields of tissue engineering and pharmaceutical science. (c) 2015 Wiley Periodicals, Inc. J. Appl. Polym. Sci. 2015, 132, 41982.
机译:简便的同轴电纺技术成功制备了氟比洛芬酯(FA)负载的同轴电纺丝聚乙烯吡咯烷酮(PVP)-纳米聚(乳酸-乙醇酸)核壳复合纳米纤维,并形成了电纺丝负载药物体系用于防粘应用。 FA是一种脂质微球非甾体类抗炎药,已成功吸附在PVP中,形成的聚乳酸-乙醇酸(PLGA)/ PVP / FA复合纳米纤维表现出均一性和平滑的形态。细胞活力测定和细胞形态观察表明,所形成的PLGA / PVP / FA复合纳米纤维具有细胞相容性。重要的是,PLGA / PVP同轴纳米纤维中负载的FA显示出缓释曲线和抗粘附活性,从而抑制了IEC-6和NIH3T3模型细胞的生长。具有显着降低的爆发释放特性,良好的细胞相容性和抗粘附活性,开发的PLGA / PVP / FA复合纳米纤维被认为是组织工程和药学领域的有前途的材料。 (c)2015 Wiley Periodicals,Inc. J. Appl。 Polym。科学2015,132,41982。

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