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Neuraminidase inhibition activity of berberine and several alkaloid compounds isolated from the roots of Corydalis turtschaninovii with its IC50 value [36].
| Compounds | IC50 (μM) |
|---|---|
| Berberine | 13.5 ± 2.3 |
| Jatrorrhizine | 37.0 ± 1.8 |
| Pseudocoptisine | 65.2 ± 4.5 |
| Coptisine | 25.1 ± 0.8 |
| Palmatine | 12.8 ± 1.5 |
| Pseudodehydrocorydaline | 32.6 ± 2.1 |
| Dehydrocorylbulbine | 41.3 ± 3.5 |
