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. Author manuscript; available in PMC: 2015 Nov 23.
Published in final edited form as: J Drug Target. 2009 Jun;17(5):364–373. doi: 10.1080/10611860902807046

Figure 1.

Figure 1

Preparation of RGD-targeted rSDN. rPLL/DNA polyplexes are prepared by mixing rPLL with plasmid DNA and their surface is coated with multivalent HPMA copolymer. Targeting ligand c(RGDyK) is then covalently attached to the surface layer of HPMA-modified polyplex.