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Table 3 Relative percent survival (RPS) of ISAV vaccines in Atlantic salmon using two different challenge doses

From: Characterization of gene expression on genomic segment 7 of infectious salmon anaemia virus

ISAV vaccine, and number of fish used

Total mortality (%)

RPSa

High challenge dose of 106.1 TCID50/fish

  

GST-Seg 6, 46 fish

12 (26.1%)

67.5%

GST-Seg 7 ORF1, 46 fish

14 (30.4%)

62.2%

GST in BL21 E. coli, 45 fish

14 (31.1%)

61.3%

Unvaccinated fish, 46 fish

37 (80.4%)

0.0%

Low challenge dose of 103.5 TCID50/fish

  

GST-Seg 6, 46 fish

21 (45.6%)

41.8%

GST-Seg 7 ORF1, 43 fish

11 (25.6%)

67.3%

GST in BL21 E. coli, 43 fish

8 (18.6%)

76.2%

Unvaccinated fish, 46 fish

36 (78.3%)

0.0%

  1. aCalculation of RPS is an accepted method of determining the effectiveness of a vaccine [44]. RPS = [1-(% mortality of test group ÷ % mortality of control group)] × 100%.