Table 3.
Determination of quorum-sensing (QS) phenotypes in Chromobacterium violaceum ATCC 12472 and Pseudomonas aeruginosa PAO1 in the absence and presence of QSI cell pellet extract.
| Mean in the Absence Of Cell Pellet Extract | Mean in the Presence Of Cell Pellet Extract | |
|---|---|---|
| C. violaceum ATCC 12472 | ||
| Violacein (% production) | 100 [±10.9] | 33.89 * [±17.1] |
| P. aeruginosa PAO1 | ||
| Pyoverdine (% production) | 100 [±16.1] | 74.02 * [±8] |
| Biofilm (% production) | 100 [±12.7] | 71.96 * [±5.9] |
| Swimming (% motility) | 55.6 [±8.1] | 42.8 * [±2.5] |
| Swarming (% motility) | 39.46 [±15.3] | 27.36 [±9.6] |
| Twitching (% motility) | 39.15 [±13.6] | 31.54 [±10.7] |
* = p < 0.05.