TABLE 2.
Inactivation of GI.1 and GII.4 norovirus in oyster homogenates by HHP
| HHP (MPa)a | Mean log10 reduction of NoV RNA ± SD at initial sample tempb: |
|||
|---|---|---|---|---|
| 25°C |
6°C |
|||
| GI.1 | GII.4 | GI.1 | GII.4 | |
| 300 | 0.4 ± 0.2a | 1.7 ± 0.1b | 0.7 ± 0.1a | 2.9 ± 0.1b |
| 400 | 1.0 ± 0.2a | 3.6 ± 0.6b | 1.3 ± 0.2a | 3.6 ± 0.4b |
| 600 | Not done | >4.1 | >4.0 | |
a
Pressure treatment was performed at 300 to 600 MPa for 5 min at initial sample temperatures of 25 and 6°C.
b
Under the same initial sample temperature, data in the same row followed by the same lowercase letter are not significantly different (P > 0.05).