Figure 6.

Agarose gel electrophoresis of DNA-PLA-PEG-NPs after being incubated with DNase I at different concentrations.Lane13: DNA-PLA-PEG-NPs incubated with different amount of DNase I at 0.1, 0.2, 0.4 U/μg DNA, respectively, for 30 min;Lane4: Naked DNA incubated with DNase I at 0.1 U/μg DNA for 30 min;Lane5: DNA control

Zou et al. Nanoscale Research Letters 2009 4:982-992   doi:10.1007/s11671-009-9345-3