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. 2017 Aug 22;8(4):e01189-17. doi: 10.1128/mBio.01189-17

TABLE 3 .

Immunogenicity of S. Typhimurium fimbrial quadruple mutant in BALB/c micea

Strain Dose of
χ11484 (CFU)
No. of mice alive
after inoculation with
χ11484/total no.
No. of mice alive after
challenge with χ3761/
total no. (% survival)
χ11484 1.4 × 109 6/6 6/6 (100)
1.4 × 107 6/6 6/6 (100)
1.4 × 105 6/6 6/6 (100)
8.4 × 102 6/6 4/6 (67)
None (control) 0/3 (0)
a

BALB/c mice were immunized orally with the indicated dose of strain χ11484 (all mice survived) and challenged 4 weeks after immunization with ~1 × 109 CFU of S. Typhimurium wild-type strain (χ3761).