Hybrid superparamagnetic iron oxide nanoparticle-branched polyethylenimine magnetoplexes for gene transfection of vascular endothelial cells.

作者: Ran Namgung , Kaushik Singha , Mi Kyung Yu , Sangyong Jon , Yong Sook Kim

DOI: 10.1016/J.BIOMATERIALS.2010.01.123

关键词: TransfectionGene deliveryViability assayMagnetofectionBiophysicsBiochemistryConfocal microscopyTransduction (genetics)Polyethylene glycolMaterials sciencePolyethylenimine

摘要: The work demonstrated the development of thermally cross-linked superparamagnetic nanomaterial which possessed polyethylene glycol moiety and covalently linked branched polyethylenimine (BPEI), exhibited highly efficient magnetofection even under serum conditioned media. study showed its high anti-biofouling, cell viability stability thus revealed a potential magnetic nanoparticle-mediated targeted gene delivery system. This particle mediated rapid transfection in primary vascular endothelial cells (HUVEC) successfully inhibits expression PAI-1 is responsible for various dysfunctions such as inflammation atherosclerosis thereby provides strategy to transfect sensitive HUVEC. sequential steps enhanced had been studied by monitoring cellular uptake with aid confocal microscopy.

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