Co-delivery of as-miR-21 and 5-FU by poly(amidoamine) dendrimer attenuates human glioma cell growth in vitro.

作者: Yu Ren , Chun-Sheng Kang , Xu-Bo Yuan , Xuan Zhou , Peng Xu

DOI: 10.1163/156856209X415828

关键词: Cell growthGliomaCytotoxicityMolecular biologyAntisense therapyPoly(amidoamine)Cancer researchMaterials scienceMTT assayApoptosisCell culture

摘要: MicroRNAs have been demonstrated to be deregulated in different types of cancer. miR-21 is a key player in the majority of cancers. Down-regulation of miR-21 in glioblastoma cells leads to repression of cell growth, increased cellular apoptosis and cell-cycle arrest, which can theoretically enhance the chemotherapeutic effect in cancer therapy. In this study, the poly (amidoamine)(PAMAM) dendrimer was employed as a carrier to co-deliver antisense-miR-21 oligonucleotide (as-miR-21) and 5-fluorouracil (5-FU) to achieve delivery of as-miR …

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