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. Author manuscript; available in PMC: 2016 Dec 1.
Published in final edited form as: Acta Biomater. 2015 Sep 21;28:45–54. doi: 10.1016/j.actbio.2015.09.020

Fig. 3.

Fig. 3

Cell-polyplex interactions. MTT assay assessing cytotoxicity of polyplexes formed with sPEG-PEI and L-PEI (A). Relative GLuc expression after 48 h of a 2-D bolus transfection with polyplexes formed with sPEG-PEI and L-PEI (B). Internalized radiolabelled DNA over different polyplex exposure times (C). Internalized radiolabelled DNA after 4 h exposure to polyplexes with the inhibition of different endocytosis pathways (D).