TABLE 1.

Bacterial strains used in this study

StrainRelevant characteristicsReference or source
86-24 E. coli O157:H7, eae positive15
86-24 GFP E. coli O157:H7(p166)38
86-24 Strr E. coli O157:H7, Strr35
86-24 eaeΔ10 Strr E. coli O157:H7, eae negative, Strr32
DH5α E. coli cloning host, recA16
XL-1 Blue E. coli cloning host, recA lacIq6; Stratagene
A. tumefaciens EHA105Plant transformation strain20