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. Author manuscript; available in PMC: 2011 Nov 30.
Published in final edited form as: Int J Pharm. 2010 Aug 27;401(1-2):79–86. doi: 10.1016/j.ijpharm.2010.08.029

Table 2.

Particle sizes, polydispersity indices, zeta potentials of prepared polymeric micelles with or without PTX incorporation. PTX-loading efficiencies into the polymeric micelles were also determined (n=3)

Formulation Mean diameter (nm) a Polydispersity index b Zeta potential (mV) Loading efficiency (%)
PEtG-PEG500 11.6 ± 0.2 0.137 ± 0.004 − 8.00 ± 0.70 -
PEtG-PEG500 + PTX 46.0 ± 0.9 0.214 ± 0.011 − 8.21 ± 0.70 93.4 ± 1.6
PEtG-PEG750 14.3 ± 0.2 0.112 ± 0.008 − 7.90 ± 0.68 -
PEtG-PEG750 + PTX 47.4 ± 1.2 0.235 ± 0.016 − 8.10 ± 1.44 95.0 ± 0.5
a

Hydrodynamic diameter determined by dynamic light scattering

b

Relative width of the radius distribution determined by dynamic light scattering