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. 2013 Nov 13;15(1):161–176. doi: 10.1208/s12249-013-0048-9

Table VI.

Storage Stability Results of the PLGA NPs

NP formulation coded P9 NP formulation coded V9
Encapsulation efficiency (% ± SE) 98.73 ± 1.32 89.63 ± 1.10
Mean particle size (nm ± SE) 241.2 ± 1.21 236.2 ± 3.37
PDI ± SE 0.137 ± 0.04 0.362 ± 0.007
Surface charge (mV ± SE) −22.1 ± 1.15 −29.3 ± 1.17

SE standard error, PDI polydispersity index