TABLE 2.

Replication of different Y. pseudotuberculosis strains in macrophages

StrainNo. (105) of viable bacteria recovered from macrophages at the indicated hour postinfectionbIncrease (fold)a
125
IP2790c/GFP3.10 ± 0.616 ± 85.16
IP2790.1c/GFP3.05 ± 0.5514.5 ± 9.54.75
IP2515c/GFP1.40 ± 0.627.05 ± 3.055.05
IP2666c/GFP0.84 ± 0.0812.2 ± 3.6514.46
YPIII(p)/GFP1.39 ± 0.210.55 ± 0.130.42
  • a The n-fold increase was calculated by dividing the average number at 25 h by the average number at 1 h.

  • b The numbers represent the averages ± standard deviations from two independent experiments.