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. Author manuscript; available in PMC: 2022 May 10.
Published in final edited form as: J Mater Chem B. 2015 Aug 20;3(36):7271–7280. doi: 10.1039/c5tb00988j

Fig. 4.

Fig. 4

ROS responsiveness of polyplexes by DLS based ζ-potential. An increase in the ζ-potential of polyplexes from 1.55 to 8.75 mV after SIN-1 (4 mM) treatment for 24h further confirms the detachment of PEG block via a ROS-mediated cleavage of CP5K peptide linkers.