Study on relationship between expression level and molecular conformations of gene drugs targeting to hepatoma cells in vitro

Figure 2 Electrophoresis of P (-)/P₃₅, P (+)/P₄₀ and their bands after restrictive endonuclease enzyme digestion in a 0. 8% aga-rose gel. 1. P (-)/P₃₅ plasmid digested by Kpn I and Nhe I. 2. P (-)/P₃₅ plasmid. 3. Marker (λDNA/Hind III). 4. P (+)/P₄₀ plasmid. 5. of P (+)/P₄₀ plasmid cut by Kpn I and Xho I.