TABLE 3.
Translocation of EspF-CyaA into HEp-2 cells
| Strain | Genotype | Plasmid added | cAMP total protein (pmol/mg)a | P value vs E2348/69(pBPM37)b | P value vs CVD452(pBPM37)b |
|---|---|---|---|---|---|
| E2348/69 | Wild type | None | 7.5 ± 4.5 | <0.001 | 0.007 |
| E2348/69 | Wild type | pBPM37 (EspF-Cya) | 1,697.5 ± 222.4 | <0.001 | |
| CVD452 | ΔescN | pBPM37 (EspF-Cya) | 14.1 ± 4.3 | <0.001 | |
| E2348/69 cesF | ΔcesF | pBPM37 (EspF-Cya) | 792.2 ± 126.5 | 0.001 | <0.001 |
a
Mean ± standard error based on triplicate samples from three independent experiments.
b
P values were calculated by using a t test.