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. Author manuscript; available in PMC: 2016 Aug 19.
Published in final edited form as: Bioconjug Chem. 2015 Jun 22;26(8):1633–1639. doi: 10.1021/acs.bioconjchem.5b00241

Figure 3.

Figure 3

Cell viability of CHO cells incubated with varying concentrations of PEI and s-PEI. Following 90 minutes incubation, media was replaced and 24 hours later viability was assessed using the XTT assay. Mean +/− std. dev. for n=3.