Table 1
Average sizes and zeta potentials of polymeric micelles formed from a solution of polymer 1 in methanol at different concentrations
Concentration (mg ml−1)	Size(nm)	Poly. index	Zeta potential (mV)
0.1	209.2	0.089	+6.7
0.5	237.4	0.0504	+13.3
1	225.5	0.281	+24.5
2	197.6	0.168	+32.5
3	222.3	0.316	+40.1
5	293.9	0.459	+46.1

Zhang et al. Nanoscale Research Letters 2010 5:1804   doi:10.1186/1556-276X-5-1804