Extract or Compound | CC50 (μ g/mL)a | A/PR/8/34 (H1N1) | A/Chicken/Korea/MS96/96 (H9N2) | ||
---|---|---|---|---|---|
EC50 ( μ g/mL)b | SIc | EC50 ( μ g/mL)b | SIc | ||
Tamiflu | >200 | <1.5 | >133.3 | 3.5 ± 1.4 | 57.1 |
EtOH extract (AK-1) | 27.1 ± 0.4 | 2.6 ± 1.2 | 10.4 | 0.6 ± 1.5 | 45.2 |
EtOAc fraction (AK-2) | 8.9 ± 2.3 | 3.3 ± 2.3 | 2.3 | 1.2 ± 1.9 | 7.4 |
H2O fraction (AK-3) | 21.8 ± 4.2 | 0.8 ± 1.4 | 27.3 | < 0.39 ± 0.4 | >55.9 |
40% methanol fraction (AK-5) | >200 | 2.0 ± 3.2 | >100 | 2.1 ± 2.3 | > 95.2 |
H2O extract (AK-9) | 92.3 ± 4.6 | - | - | 1.4 ± 0.6 | 65.9 |
Polysaccharide fraction (AK-10) | 163.5 ± 5.3 | 12.5 ± 1.1 | 13.1 | 2.3 ± 3.6 | 71.1 |
Supernatant fraction (AK-11) | 119.1 ± 2.4 | 16.4 ± 4.5 | 7.3 | 1.6 ± 0.8 | 9.3 |