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. 2012 Aug 1;7:4223–4237. doi: 10.2147/IJN.S34105

Table 1.

Characterization of polymer NCs

NC surface coating: None IgG

Dispersant: PBS SGF SIF PBS SGF SIF
Diameter (nm) 157.1 ± 3.5 157.2 ± 1.4 150.4 ± 2.3 269.8 ± 6.3 312.7 ± 3.6 285.1 ± 6.9
PDI 0.169 ± 0.009 0.097 ± 0.008 0.125 ± 0.010 0.353 ± 0.013 0.171 ± 0.009 0.211 ± 0.013
Zeta potential (mV) −6.4 ± 0.5 21.6 ± 0.6 −16.4 ± 0.8 −7.1 ± 0.2 17.7 ± 1.0 −10.0 ± 0.5

Notes: Data are mean ± SEM (n ≥ 3).

Abbreviations: NC, nanocarrier; PDI, polydisperity index; PBS, phosphate-buffered solution; SGF, simulated gastric fluid; SIF, simulated intestinal fluid; SEM, standard error of the mean.