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Competition assays with strains SSM3239 (ΔGifsy-2AO) and MA6776 (wild type) in lambsa
| Lamb tissue | No. of lambs | Median CI | Pb |
|---|---|---|---|
| Liver | 7 | 0.17 | <0.0001 |
| Spleen | 9 | 0.06 | <0.0001 |
| MLN | 5 | 0.16 | <0.0001 |
| Intestine | 5 | 1.97 | NS |
Assays were performed by i.v. inoculating 1- to 2-month-old lambs. The CI was calculated according to the formula given in Materials and Methods.
Student's t test was used to compare output and inoculum. NS, not significant.
