Evaluation of antioxidant potential and total phenolic contenta.
| A. vulgaris extracts | ||||
|---|---|---|---|---|
| MeOH | EtOH | EA | H2O | |
| DPPH˙ (mg TE per g extract) | 153.30 ± 0.013b | 95.99 ± 0.005d | 502.56 ± 0.01a | 89.25 ± 0.02c |
| ABTS˙+ (mg TE per g extract) | 143.55 ± 3.65b | 119.62 ± 3.20c | 174.05 ± 0.90a | 37.50 ± 0.39d |
| CUPRAC (mg TE per g extract) | 216.14 ± 6.86c | 203.53 ± 9.29b | 283.16 ± 12.36a | 78.56 ± 0.26d |
| Phosphomolibdenum (mmol TE per g extract) | 1.77 ± 0.01b | 1.57 ± 0.02b | 2.22 ± 0.07a | 0.53 ± 0.03c |
| Metal chelating (mg EDTAE per g extract) | 42.58 ± 0.26a | 42.32 ± 0.05a | 37.96 ± 1.29b | 39.23 ± 0.32b |
| Reducing power (mg EAA per g of extract) | 7899.45 ± 0.49b | 6405.75 ± 0.08c | 8745.31 ± 0.04a | 3240.09 ± 0.08d |
| Total phenolics content (mg GAE per g of extract) | 7.71 ± 0.01b | 7.40 ± 0.03b | 9.65 ± 0.02a | 6.89 ± 0.03b |
a
Values expressed are means ± S.D. of three parallel measurements; a–d means in the same row not sharing the same superscript are significantly different (p < 0.05); TE: trolox equivalent; EDTAE: EDTA equivalent; GAE: gallic acid equivalent.