TABLE 1.

List of bacterial strains^a

Strain/serovar	Relevant characteristics	Reference(s)
E. coli
O157:H7 strain 96A 13466 Nalr	Nalr, spontaneous nalidixic acid derivative of outbreak strain clinically isolated from a patient who had consumed unpasteurized apple cider, 1996	43, this work
P. carotovorum subsp. carotovorum
WPP359 (WT)	Chlr, gfp::chl-labeled derivative of wild-type strain WPP14, isolated from an infected potato stem in Wisconsin, 2001	18
ΔbudB	Kanr, ΔbudB::kan derivative of wild-type strain WPP14	22
S. enterica
Saintpaul	Outbreak strain isolated from contaminated peppers from Mexico, 2008	39

^aNal^r, Chl^r, and Kan^r indicate resistance to nalidixic acid, chloramphenicol, and kanamycin, respectively.