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. 2004 Dec;72(12):7374–7378. doi: 10.1128/IAI.72.12.7374-7378.2004

TABLE 1.

Intracellular doubling timesa

Strain Doubling time (min) for Henle-407 at:
Doubling time (min) for Caco-2 at:
2.5-5.5 h 5.5-8.5 h 2.5-5.5 h 5.5-8.5 h
Wild type 59 ± 5 119 ± 61 58 ± 3 67 ± 5
ΔsigB 59 ± 11 163 ± 87 59 ± 7 70 ± 8
ΔP2prfA 59 ± 8 116 ± 35 54 ± 5 77 ± 12
a

The means and standard deviations from three independent experiments are shown for each strain. At 2.5 to 5.5 h and 5.5 to 8.5 h, P values were 0.9934 and 0.6299 for Henle-407, respectively, and they were 0.5380 and 0.8503, respectively, for Caco-2.