Table 4.
Antioxidant activity of M. arvensis (L.) DC. MeOH extract and its sub-extracts.
| Sample | IC50 (μg/mL) | ||
|---|---|---|---|
| DPPH Test | β-Carotene Bleaching Test | ||
| 30 min | 60 min | ||
| MeOH extract | 355.5 ± 7.9 c | 37.36 ± 3.06 b | >100 |
| n-Hex | >1000 | >100 | >100 |
| DCM | 870.7 ± 15.9 d | >100 | >100 |
| EtOAc | 171.9 ± 1.0 b | 35.69 ± 2.30 b | 63.92 ± 2.51 c |
| Ascorbic acid * | 2.00 ± 0.01 a | - | - |
| Propyl gallate * | - | 1.00 ± 0.02 a | 1.00 ± 0.02 a |
Data are expressed as mean ± SEM (n = 3). Different letters along column (DPPH) or between columns (β-carotene bleaching test) indicate statistically significant differences at p < 0.05 (Bonferroni post-hoc test). * Positive controls.