TABLE 1.

Serovar Typhimurium strains and plasmids used in this study

Strain or plasmidRelevant genotypeMotility agarSwimming (microscopy)Reference
Serovar Typhimurium strains
    SL1344Wild type++ 22
    SB161ΔinvG++ 28
    M913 fliGHI::Tn10This study
    M935 cheY::Tn10+This study
    SB225 sipA::aphTNDaND 29
    SB220 sipC::aphTNDND 30
    SB169 sipB::aphTNDND 30
    SB302 invJ::aphTNDND 8
Plasmids
    pM979Ampr; oripBR322; carrying gfpmut2 coding region and rpsM promoter regionThis study
    pM968Ampr; oripBR322; carrying gfpmut2 coding region without promoterThis study
    pDsRedKanr Cmr; derivative of pACYC184; carrying dsRedexpress coding region and lac promoter regionC. Jacobi, unpublished data
  • a ND, not determined.