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. 2013 Sep 24;4(6):145–157. doi: 10.1007/s12645-013-0046-3

Table 4.

Various parameters of optimized formulation of PLGA and PLGA-PEG-NH2 NPs

S. No. Parameters PLGA nanoparticles PLGA-PEG-NH2 nanoparticles
1 Size (nm) 178 ± 8.5 132.5 ± 10
2 Polydispersity index (PDI) 0.095 ± 0.04 0.072 ± 0.03
3 Zeta potential (mV) −59.88 ± 3.5 −38.43 ± 2.3
4 % Drug entrapment efficiency 35.16 ± 1.04 34.56 ± 1.35