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DPPH radical scavenging activity of flavonoids.
| Compound | IC50 ± SD (μM) |
|---|---|
| Taxifolin | 48.0 ± 2.6 |
| Taxifolin-7-sulfate (1) | 159 ± 4.4 |
| Dihydrokaempferol-7-sulfate (2) | >500 |
| Eriodictyol | 64.1 ± 3.6 |
| Eriodictyol-7-sulfate (3) | 196.4 ± 11 |
| Naringenin | >500 |
| Naringenin-7-sulfate (4) | >500 |
