Figure 5.
Cytotoxicity assays of the OEI800 derivatives, OEI800, and PEI25k in (A) B16F10 and (B) HeLa cells.
Note: The polymers were incubated with the cells for 24 hours (n = 4).
Abbreviations: OEI, oligoethylenimine; PEI, polyethylenimine.
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