. 2015 Apr 9;10(4):e0123646. doi: 10.1371/journal.pone.0123646

Table 1. Strains used in this study.

Strain designation	Relevant characteristics	Source or Reference
NCTC 12023	S. Typhimurium wild-type, isogenic to ATCC 14028	NCTC, Colindale, UK
M913	S. Typhimurium SL1344 fliGHI::Tn10 Tet^r	[19]
MvP103	S. Typhimurium NCTC 12023 SPI2-negative, sseC::aphT Kan^r	[20]
MvP1212	S. Typhimurium NCTC 12023 cheY FRT	This work
WRG105	S. Typhimurium NCTC 12023 cheZ FRT	This work
WRG106	S. Typhimurium NCTC 12023 cheY FRT; cheZ::aph; Kan^r	This work
BTH101	E. coli F_ cya-99 araD139 galE15 galK16 rpsL1 (Strr) hsdR2 mcrA1 mcrB1	[21]
VS104	E. coli Δ[cheY-cheZ)	[22]
One Shot Mach1-T1^R	E. coli F- φ80(lacZ)ΔM15 ΔlacX74 hsdR(rK-mK+) ΔrecA1398 endA1 tonA	Life Technologies
One Shot ccdB Survival 2 T1^R	E. coli F^- mcrA Δ(mrr-hsdRMS-mcrBC) Φ80lacZΔM15 ΔlacX74 recA1 araΔ139 Δ(ara-leu)7697 galU galK rpsL (Str^r) endA1 nupG fhuA::IS2	Life Technologies