TABLE 5.
Evidence for an additional catechol transport system in V. choleraea
| Indicator strain | Genotype or phenotype | Zone of stimulation (mm) with:
|
||
|---|---|---|---|---|
| Lou15 | DH5α | Ferrichrome | ||
| Lou15 | Wild type | 26 | 17 | 28 |
| EWV103 | viuP | 9 | 9 | 23 |
| EWV103/pVIB147 | ViuP+ | 22 | 12 | 23 |
| SSV121 | viuG | 8 | 10 | 17 |
| SSV121/pVIB147 | ViuG+ | 25 | 21 | 28 |
| O395 | Wild type | 21 | 12 | 21 |
| MBG14 | viuA | 0 | 13 | 17 |
a
Cultures of the indicator strains were seeded into L agar containing 500 μg of EDDA per ml. V. cholerae Lou15, E. coli DH5α, or ferrichrome was spotted onto the medium. The zone of growth was measured 18 h after inoculation.