TABLE 3.
Effect of DW extraction on C. jejuni adherence to INT 407 cells
| Treatment time | Inoculation ratioa | Log10 CFU of
adherent bacteria per wellb
|
||
|---|---|---|---|---|
| 81-176 | 4182 | 6960 | ||
| Preextraction | 1,000:1 | 4.72 ± 0.17 | 3.30 ± 0.20 | 1.40 ± 0.17 |
| 100:1 | 3.37 ± 0.32 | 2.85 ± 0.06 | 0.43 ± 0.75 | |
| 10:1 | 2.52 ± 0.24 | 1.84 ± 0.47 | NDc | |
| Postextractiond | 1,000:1 | 5.13 ± 0.13 | 4.32 ± 0.08 | 3.23 ± 0.15 |
| 100:1 | 4.34 ± 0.52 | 3.52 ± 0.16 | 2.51 ± 0.07 | |
| 10:1 | 3.06 ± 0.15 | 3.06 ± 0.17 | 1.63 ± 0.54 | |
a
Ratio of C. jejuni CFU to INT 407 cells.
b
Mean ± standard deviation from three replicate determinations.
c
ND, not detected (<1 CFU/well).
d
After extraction twice with DW.