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. Author manuscript; available in PMC: 2013 Dec 28.
Published in final edited form as: J Control Release. 2012 Jul 4;164(3):256–264. doi: 10.1016/j.jconrel.2012.06.036

Fig. 4.

Fig. 4

Polymeric transfection in drug-sensitive cells (MCF7) and drug-resistant cells (MCF7/ADR-RES): (a) intracellular pH, (b) intracellular distribution, (c) cellular uptake, and (d) in vitro transfection efficiency of polyplex. [29] (Reproduced with permission)