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Table I.

Bacterial strains used in this study.

Strain Genotype Relevant characteristics Source
Salmonella enterica serovar Choleraesuis
WT Wild type ATCC, No. 13312
CP327 crp-327::km Derived from WT, KmR This study
CP359 crp-359::loxP Derived from WT This study
PQ518 phoQ518::km Derived from WT, KmR This study
Escherichia coli
K12 Wild type ATCC, No. 10798