Figure 2

Identification of recombinant plasmid pMD18-T/UL45Δ by restriction enzyme digestion and PCR. M1: DL2000 DNA Marker; M2: MarkerIII DNA Marker; 1: PCR product from pMD18-T/UL45Δ; 2: Product from pMD18-T/UL45Δ digested by BamHI and XHoI ; 3: The pMD18-T/UL45Δ plasmids.