Figure 2From: Preparation and Characterization of Cationic PLA-PEG Nanoparticles for Delivery of Plasmid DNAAgarose gel electrophoresis analysis of PLA-PEG-NPs combining with DNA at different mass ratio.Lane 1,8: DNA Control;Lane 2–7: the mass ratio of NPs/DNA was 10:1, 50:1, 100:1, 150:1, 200:1, 500:1, respectivelyBack to article page