2020
DOI: 10.2217/nnm-2019-0218
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Polyethylenimine-Dextran-Coated Magnetic Nanoparticles Loaded with Mir-302B Suppress Osteosarcoma In Vitro and In Vivo

Abstract: Aim: We attempted to synthesize a magnetic gene carrier with poly(ethylenimine), dextran and iron oxide nanoparticles (PDIs) for miR-302b transfection in vitro and in vivo. Materials & methods: The nanoparticles were characterized for hydrodynamic properties, ζ potential and DNA-binding ability, evaluated by transmission electron microscopy. Cellular internalization, magnetofection efficiency and anti-osteosarcoma effects were investigated in osteosarcoma (OS) cells and OS-bearing nude mice. Results: PDIs … Show more

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Cited by 33 publications
(10 citation statements)
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“…Under a magnetic field, cells were incubated with a vector‐magnetic particle mixture that attracted the particles into the cells 82 . The magnetic particles used were mainly superparamagnetic iron oxide nanoparticles, which were coated with highly biocompatible polymers, such as PEI, 83 glucan, 84 and poly(amidoamine) (PAMAM) dendritic macromolecules 85 . The results of magnetic transfection comprise the rapid deposition of a full‐dose vehicle on target cells, which further leads to a high percentage of cells being rapidly transfected within minutes 86 …”
Section: Exogenous Gene Transfer Methodsmentioning
confidence: 99%
“…Under a magnetic field, cells were incubated with a vector‐magnetic particle mixture that attracted the particles into the cells 82 . The magnetic particles used were mainly superparamagnetic iron oxide nanoparticles, which were coated with highly biocompatible polymers, such as PEI, 83 glucan, 84 and poly(amidoamine) (PAMAM) dendritic macromolecules 85 . The results of magnetic transfection comprise the rapid deposition of a full‐dose vehicle on target cells, which further leads to a high percentage of cells being rapidly transfected within minutes 86 …”
Section: Exogenous Gene Transfer Methodsmentioning
confidence: 99%
“…It is a highly stable and hydrophilic polymer that has also been used in nanomedicine [ 128 ]. Various dextran-based nanocarriers with rational modifications, such as PEI-dextran-coated iron oxide nanoparticles [ 129 ], lipid-modified dextran-based polymeric nanoparticles [ 130 ], carboxymethyl dextran-stabilized PEI-PCL (poly(epsilon-caprolactone)) nanoparticles, and chitosan-thiolated dextran nanoparticles [ 127 ], have been used to deliver several miRNA therapeutics. In an interesting work conducted by Zheng et al [ 131 ], spermine-modified acetalated dextran nanoparticles (SpAcDex NPs) were synthesized, modified with bradykinin ligand agonist targeting B1 receptor, and encapsulated with anti-miR-21, aiming to upregulate PTEN for the treatment of glioblastoma multiforme (GBM).…”
Section: Nanocarrier Systems To Deliver Mirna-based Therapeuticsmentioning
confidence: 99%
“…They described that overexpression of miR-302b decreased the mRNA expression of YOD1 (direct target of miR-302b ), ICTH , and YAP1 . In contrast, LATS1 expression increased, suggesting that the YOD1-ICTH-LATS1-YAP axis is controlled by miR-302b [ 93 ].…”
Section: Deregulation Of the Hippo Signaling Pathway In Bone And Soft...mentioning
confidence: 99%