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Effects of isolated compounds from B. umbraculum on DPPH radical scavenging, xanthine oxidase (XO) inhibition and 15-lipoxygenase (15-LO) inhibition. IC50 values ± SD (in µM) are shown.
| Isolated compound | DPPH | XO | 15-LO |
|---|---|---|---|
| Cassiaoccidentalin A (1) | >167 | 149.5 ± 7.4 | 99.9 ± 2.5 |
| Isovitexin (2) | 96.0 ± 3.6 | >167 | 107.1 ± 2.1 |
| Isoorientin (3) | 18.1 ± 1.1 | 117.2 ± 13.5 | 86.4 ± 0.5 |
| Quercetin (positive control) | 13.7 ± 1.3 | 7.7 ± 0.3 | 110.6 ± 1.0 |
