TABLE 3.
Campylobacter populations in cecum samples from chickens inoculated with T1016 and/or Pstau
| Chick colonization group, description | C. jejuni plate count (CFU per g of cecum contents)a | C. jejuni Taqman real-time qPCR count (CFU per g of cecum contents)b | flaA-15 strain population size as % of C. jejuni Taqman real-time qPCR count |
|---|---|---|---|
| A, T1016 (flaA-15) | 1.04 × 109 (3.1 × 108) | 1.74 × 109 (3.3 × 108) | 100 |
| B, PStau (flaA-3) | 1.25 × 109 (2.5 × 108) | 5.50 × 109 (9.2 × 107) | Not applicable |
| C, T1016 (flaA-15)/PStau (flaA-3), mixed 1:1 | 1.16 × 109 (2.3 × 108) | 1.80 × 109 (3.9 × 108) | 99 |
| D, T1016 (flaA-15) and then PStau (flaA-3) | 1.89 ×109 (6.5 × 108) | 1.05 × 1010 (2.5 × 108) | 100 |
| E, T1016 (flaA-15) then PStau (flaA-3) | 1.66 × 109 (3.8 × 108) | 8.16 × 109 (2.6 × 109) | 100 |
| F, PStau (flaA-3) and then T1016 (flaA-15) | 1.84 × 109 (4.8 × 108) | 3.40 × 109 (1.7 × 109) | 100 |
| G, Pstau (flaA-3) and then T1016 (flaA-15) | ND | 1.83 × 109 (2.86 × 108) | 85 |
a
Results are means (standard errors of the means). ND, not done.
b
Results are means (standard errors of the means). qPCR, quantitative PCR.