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Effect of CCCP and HQNO on the swimming speed of V. cholerae 1854 and V. alginolyticus VIO5
| pH of medium | CCCP (μM) | HQNO (μM) | Swimming speed (μm/s)a
|
|
|---|---|---|---|---|
| Strain 1854 | Strain VIO5 | |||
| 7.5 | 0 | 0 | 90 | 53 |
| 20 | 0 | 6 | 0 | |
| 8.5 | 0 | 0 | 101 | 55 |
| 20 | 0 | 35 | 21 | |
| 0 | 20 | 89 | 55 | |
| 20 | 20 | 0 | 0 | |
Cells were grown to late log phase in LB (strain 1854) or VPG (strain VIO5) medium. Motility was measured in TMN medium (pH 7.5) containing 50 mM NaCl and 50 mM KCl. The average swimming speeds were obtained by measuring at least 20 cells.
