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. Author manuscript; available in PMC: 2009 Feb 26.
Published in final edited form as: Biomaterials. 2005 May;26(13):1575–1584. doi: 10.1016/j.biomaterials.2004.05.007

Fig. 1.

Fig. 1

(A) z-average diameter of DNA/PEI complexes at N/P ratios of 2.5, 5, 10 and 20 for complexes formed in 150 mm NaCl or water. (B) Zeta potential of DNA/PEI complexes at N/P ratios of 2.5, 5, 10 and 20 for complexes formed in 150 mm NaCl. Plotted data is an average of triplicate conditions ± SD.