TABLE 1.
Inactivation of GII.4 norovirus in oyster supernatant by HHP
| HHP (MPa)a | Mean log10 reduction of NoV RNA ± SD at initial sample tempb: |
|
|---|---|---|
| 25°C | 6°C | |
| 300 | ||
| No RNase | 1.0 ± 0.3A | |
| RNase | 1.1 ± 0.3aA | 3.5 ± 0.4b |
| 400 | ||
| No RNase | 1.4 ± 0.3A | |
| RNase | 3.3 ± 0.3aB | 3.9 ± 0.4a |
| 500 | ||
| No RNase | 1.7 ± 0.4A | |
| RNase | 3.7 ± 0.5B | >4.0 |
| 600 | ||
| No RNase | 1.7 ± 0.1A | |
| RNase | >4.0 | >4.0 |
a
Pressure treatment was performed at 300 to 600 MPa for 5 min.
b
Data in the same row followed by the same lowercase letter are not significantly different (P > 0.05). Data in the same column with the same pressure level followed by the same uppercase letter are not significantly different (P > 0.05).