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. 2016 May 18;21(5):655. doi: 10.3390/molecules21050655

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© 2016 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC-BY) license (http://creativecommons.org/licenses/by/4.0/).

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(A) Plasmid DNA protection by P123-PEI-R4 (a), P123-PEI-R11 (b) and P123-PEI-R18 (c) from degradation by DNaseI at varying concentrations; (B) Plasmid DNA protection by P123-PEI-R4 (a), P123-PEI-R11 (b) and P123-PEI-R18 (c) from degradation by serum at varying concentrations.