Figure 2From: Functional verification of the diphtheria toxin A gene in a recombinant systemElectrophoretic analysis of pEGFP-N1-DTA digested with two enzymes with BglII and EcoRI. Lane 1, DNA marker (5 kb); lane 2, pEGFP-N1 fragment (top band) and DTA fragment (bottom band).Back to article page