Table 1.
First dose titration trial of control and medicated shrimps received different dose levels for 21 days and challenged with respective Vibrio spp.
| Treatment regimens (mg kg−1) | Mean % infection and mortality |
|||||||
|---|---|---|---|---|---|---|---|---|
| VH |
VA |
VP |
PD |
|||||
| %I | %M | %I | %M | %I | %M | %I | %M | |
| 285 | 85 ± 5.2 | 82 ± 1.6 | 83 ± 5.5 | 53 ± 2.5 | 81 ± 6.2 | 55 ± 1.3 | 82 ± 3.2 | 54 ± 1.5 |
| 575 | 74 ± 4.2 | 57 ± 1.8 | 63 ± 4.3 | 41 ± 2.3 | 65 ± 2.8 | 44 ± 2.7 | 60 ± 2.5 | 43 ± 1.9 |
| 850 | 37 ± 3.5 | 35 ± 2.5 | 21 ± 4.7 | 24 ± 1.1 | 18 ± 5.4 | 22 ± 1.1 | 20 ± 2.8 | 24 ± 2.0 |
| 1150 | 55 ± 4.7 | 35 ± 2.2 | 46 ± 5.2 | 30 ± 2.1 | 41 ± 5.2 | 29 ± 2.3 | 43 ± 3.2 | 25 ± 2.3 |
| +Control | 100 | 100 | 100 | 64 ± 2.4 | 100 | 67 ± 2.1 | 100 | 61 ± 1.5 |
| –Control | 0 | 5 | 0 | 5 | 0 | 5 | 0 | 5 |
Mean ± SD; VH – V. harveyi; VA – V. alginolyticus; VP – V. parahaemolyticus; PD – Ph. damsela.