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The percentage of samples from salmon sampled at each time point that gave positive results for SAV infection detected by reverse transcriptase polymerase chain reaction (RT-PCR), virus identification (SAV) and virus neutralisation (VN). Where ‘–’ indicates that testing was not carried out.
| Sampling time point | Positive samples (% of total) |
||
|---|---|---|---|
| RT-PCR | SAV | VN | |
| W0 | – | 0 | 0 |
| W2 | 75 | – | – |
| W3 | 87 | – | – |
| W4 | 97 | 13 | 27 |
| W5 | 88 | 2 | 67 |
| W6 | – | – | – |
| W8 | – | – | – |
| W10 | – | – | – |
| W12 | – | – | – |
