Research Article

Occurrence of Multidrug Resistant Extended Spectrum Beta-Lactamase-Producing Bacteria on Iceberg Lettuce Retailed for Human Consumption

Figure 3

Plasmid profile of donors and transconjugants. Lane M: 1 kb linear DNA marker (New England BioLabs), Lane 1: K. pneumoniae ATCC 700603, Lane 2: E. coli transconjugant of K. pneumoniae ATCC 700603 mated at 37°C, Lane 3: E. coli transconjugant of K. pneumoniae ATCC 700603 mated at 25°C, Lane 4: K. pneumoniae T1, Lane 5: E. coli transconjugant of T1 mated at 37°C, and Lane 6: E. coli transconjugant of T1 mated at 25°C.