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. 2012 Feb 22;7:1079–1089. doi: 10.2147/IJN.S29183

Table 1.

Particle size and zeta potential of liposomes (mean ± standard deviation, n = 3)

Sample properties Lipofectamine™ Lipo-pEGFP M-PEG-PE-Lipo/pEGFP
Mean particle size (nm) 128.5 ± 2.9 205.9 ± 9.6 237.2 ± 10.1
Polydispersity index 0.09 ± 0.01 0.16 ± 0.03 0.18 ± 0.07
Zeta potential (mV) 39.56 ± 2.85 26.21 ± 1.69 18.92 ± 1.18

Abbreviations: Lipo, Lipofectamine™; pEGFP, green fluorescence protein plasmid; M-PEG-PE, mannosylated polyethylene glycol-phosphatidylethanolamine.