Before V. harveyi challenge After V. harveyi challenge
Parameters Control (CF) Probiotic (PF) Control (CF) Probiotic (PF)
Total haemocytes (x107 cells ml-1)
Antibacterial activities (% inhibition)
Cumulative mortality (%); day 5
1.32 ± 0.69
17.3 ± 4.0a
_
1.62 ± 0.19
39.0 ± 3.9b
_
0.35 ± 0.24
63.7 ± 8.1c
81.7 ± 16.1
0.11 ± 0.10
71.1 ± 5.6c
67.7 ± 10.4
Data are shown as the mean + 1 SD, and are derived from nine shrimp per treatment. Means within a row followed by a different superscript letter are significantly different (p < 0.05).
Table 3: Mean immunity indices values and cumulative mortality (%) of shrimp fed with (PF) or without (CF) BP11 supplement in the feed in net-cage culture in an earthen pond, before and after challenge with Vibrio harveyi 639 for 5 days.
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