Acid-degradable cationic dextran particles for the delivery of siRNA therapeutics.

Acid-degradable cationic dextran particles for the delivery of siRNA therapeutics.
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DOI:
10.1021/bc100542r
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发表时间:
2011-06-15
影响因子:
4.7
通讯作者:
Frechet, Jean M. J.
Frechet, Jean M. J.
中科院分区:
化学2区
文献类型:
--
作者:
Cohen, Jessica L.;Schubert, Stephanie;Wich, Peter R.;Cui, Lina;Cohen, Joel A.;Mynar, Justin L.;Frechet, Jean M. J.

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We report a new acid-sensitive, biocompatible and biodegradable microparticulate delivery system, spermine modified acetalated-dextran (Spermine-Ac-DEX), which can be used to efficiently encapsulate siRNA. These particles demonstrated efficient gene knockdown in HeLa-luc cells with minimal toxicity. This knockdown was comparable to that obtained using Lipofectamine, a commercially available transfection reagent generally limited to in vitro use due to its high toxicity.
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