Fig. 2From: Heterogeneous expression of DnaK gene from Alicyclobacillus acidoterrestris improves the resistance of Escherichia coli against heat and acid stressDouble-enzyme digestion of recombinant plasmid. Lane M DNA marker DL2000; lane 1 double-enzyme digestion products of recombinant plasmid; lane 2 non-enzyme digestion of recombinant plasmidBack to article page