| Scavenging activity DPPH | Inhibition of lipid peroxidation TBARS | Cytotoxic activity Percentage of inhibition of cell lines at 50 μM | ||||||||
Compound | 10 μM | 100 μM | 10 μM | 100 μM | U251 | PC-3 | K562 | HCT-15 | MCF-7 | SKLU-1 | COS-7 |
FA | 19.90 ± 0.26 | 76.81 ± 0.26* | −4.07 ± 3.82 | 4.06 ± 1.36 | NC | NC | NC | NC | NC | NC | ND |
1 | 11.76 ± 0.31 | 60.39 ± 0.13* | 10.51 ± 4.03 | 34.52 ± 3.05* | NC | 4.8 | 26.6 | NC | NC | 18.6 | 1.2 |
2 | 9.95 ± 0.38 | 56.76 ± 0.29* | 12.24 ± 2.37 | 30.19 ± 2.13* | NC | NC | 7.7 | NC | NC | NC | NC |
3 | 5.39 ± 0.32 | 30.10 ± 0.39* | 2.02 ± 2.20 | 1.45 ± 3.14 | NC | 8 | 20.3 | NC | 6.5 | 12 | 7.0 |
4 | 0.49 ± 0.38 | 0.39 ± 0.05 | 4.31 ± 1.45 | 7.48 ± 2.80 | NC | 24.8 | 72.5 | 16.3 | NC | 20.9 | 17.7 |
5 | 12.84 ± 0.24 | 59.95 ± 0.25* | 40.61 ± 1.60* | 96.68 ± 0.65* | 25.5 | 59.4 | 48.0 | 26.9 | 25.4 | 20.2 | 52.6 |
6 | 1.03 ± 0.31 | 0.83 ± 0.13 | 6.08 ± 0.98 | 9.16 ± 2.71 | NC | 15.3 | 32.4 | 15.5 | 14.6 | 27.4 | 31.3 |
7 | 1.27 ± 0.19 | 3.19 ± 0.47 | 7.46 ± 12.71 | 13.8 ± 25.14 | 5.8 | 16.6 | 17 | 5.7 | 7.8 | 18.1 | 22.2 |