TABLE 2.
Fold change in transcription of regulated virulence genes in CsrR and CsrS mutants relative to wild-type GBS strain 515 or 2603
| Mutant strains | Fold change in transcription of virulence genea
|
||
|---|---|---|---|
| cylE | cfb | scpB | |
| 515csrRΔ | 18 (7.2-28) | 0.018 (0.016-0.019) | 11 (5.6-16) |
| 515csrSΔ | 5.1 (3.9-6.3) | 0.16 (0.13-0.19) | 3.8 (3.1-4.5) |
| 2603csrRΔ | 50 (46-53) | 0.038 (0.022-0.062) | 34 (14-54) |
| 2603csrSΔ | 8.8 (6.3-11) | 0.38 (0.18-0.60) | 7.1 (3.1-11) |
a
Data are expressed as a ratio of the amount of transcript detected in the mutant strain divided by that detected in the corresponding wild type. Values are means from at least two independent experiments. Values in parentheses are the ranges.