Table 2.

Competition assay with pIVET1 fusion-containing strains JS131 (constitutive) and JS132 (gipA)

InoculumMouseOrganTotal CFU recoveredCIa
OralASmall intestine3.7 × 103 1.44
B2.7 × 103 4.51
C2.4 × 103 1.66
D2.2 × 103 3.27
E8.8 × 102 4.15
i.p.FSpleen4.8 × 106 0.09
G3.8 × 107 0.03
H9.6 × 106 0.07
I6.2 × 106 0.07
J1.8 × 106 0.13
  • a Defined as the output ratio (JS131/JS132) divided by the input ratio (JS131/JS132). Results for oral and i.p. inocula are statistically different (P < 0.0005).