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. 2018 Mar 28;23(4):777. doi: 10.3390/molecules23040777

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© 2018 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) Schematic representation of the polymer from ref. [113]; PHEA: α,β-poly-(N-2-hydroxyethyl)-d,l-aspartamide, DETA: diethylene triamine, PEG: polyethylene glycol, GAL galactose, siRNA: small interfering RNA, ASGP-R: Asialoglycoprotein receptor; (B) Schematic representation of the polymer from ref. [114]. GTC: galactose modified trimethyl chitosan-cysteine, TPP: sodium tripolyphosphate, γ-PGA: γ-polyglutamic acid; on the left are shown the single components, on the right the assembled particle.