Table 5

Virulence of S. Typhimurium rec mutants in BALB/c mice (oral inoculation)

Strain

rec deletion

Dose (CFU)

Survivor/total

LD50 (CFU)


χ3761

None

1.5 × 106

0/4

3.2 × 104

1.5 × 105

1/4

1.5 × 104

3/4

1.5 × 103

4/4

χ9070

ΔrecF126

1.0 × 107

0/4

6.8 × 104

1.0 × 106

1/4

1.0 × 105

1/4

1.0 × 104

4/4

χ9072

ΔrecJ1315

1.0 × 107

0/4

1.5 × 105

1.0 × 106

0/4

1.0 × 105

3/4

1.0 × 104

3/4

χ9081

ΔrecJ1315 Δ recF126

1.0 × 107

1/4

2.2 × 106

1.0 × 106

3/4

1.0 × 105

4/4

1.0 × 104

3/4

χ9833

ΔrecA62

1.3 × 109

10/10

>1.3 × 109


Zhang et al. BMC Microbiology 2011 11:31   doi:10.1186/1471-2180-11-31

Open Data