TABLE 1.
Recovery efficiencies of E. coli (2 strains) and S. enterica serovar Enteritidis from sterile water buffered with PBS (pH 7)
Vol of water (liters) | E. coli strain | na | Input (cells/liter)
|
Mean % recovery (SD)
|
||
---|---|---|---|---|---|---|
E. coli | Serovar Enteritidis | E. coli | Serovar Enteritidis | |||
2b | K-12 | 3 | 5.0 × 105 | 1.0 × 106 | 70 (13.4) | 36 (1.0) |
K-12 | 4 | 5.0 × 105 | 3.5 × 105 | 84 (20.8) | 72 (48.0) | |
10 | K-12 | 3 | 2.0 × 106 | NDc | 87 (2.3) | ND |
XL1-B | 4 | 5.0 × 105 | ND | 80 (18.0) | ND |
n, number of replicate experiments.
This experiment was the only one that did not include the addition of Tween 80 to the water.
ND, not determined.