TABLE 1.
Tissue distribution of Salmonella bacteria following oral infection of 1-week-old Rhode Island Red chickens with 108 CFU of Salmonella serovar Typhimurium strain F98
| Days postinfection | Results for the following tissues:
|
|||||
|---|---|---|---|---|---|---|
| Liver
|
Spleen
|
Cecal contents
|
||||
| Mean log10 CFU/g (SEM) | No. positive/total no. | Mean log10 CFU/g (SEM) | No. positive/total no. | Mean log10 CFU/g (SEM) | No. positive/total no. | |
| 1 | <1 | 0/5 | <1 | 0/5 | 2.26 (0.31) | 5/5 |
| 3 | <1 | 0/5 | <1 | 0/5 | 3.28 (0.51) | 5/5 |
| 7 | 1.30 (0.31) | 4/5 | 2.38 (0.39) | 4/5 | 4.33 (0.33) | 5/5 |
| 14 | 2.10 (0.47) | 5/5 | 3.55 (0.18) | 5/5 | 2.49 (0.68) | 5/5 |
| 21 | 1.23 (0.40) | 4/5 | 2.86 (0.44) | 5/5 | 1.35 (0.71) | 4/5 |
| 28 | <1 | 2/5a | 1.21 (0.35) | 4/5 | 1.17 (0.37) | 4/5 |
a
Positive following enrichment with only selenite broth.