From: Isolation of quercetin and mandelic acid from Aesculus indica fruit and their biological activities
Samples | Concentrations (μg/mL) | DPPHpercent inhibition (mean ± S.E.M) | DPPHIC50 (μg/mL) | ABTS percent inhibition (mean ± S.E.M) | ABTSIC50 (μg/mL) |
---|---|---|---|---|---|
Quercetin | 1000 | 81.91 ± 0.70*** | 79.80 ± 2.51** | ||
500 | 70.75 ± 1.72*** | 66.08 ± 0.40*** | |||
250 | 58.25 ± 1.30*** | 78 | 55.01 ± 1.60*** | 180 | |
125 | 48.44 ± 0.62*** | 43.30 ± 3.13*** | |||
62.5 | 35.67 ± 0.59*** | 32.46 ± 0.50*** | |||
Mandelic acid | 1000 | 78.54 ± 2.00*** | 72.70 ± 1.54*** | ||
500 | 67.16 ± 0.56*** | 62.60 ± 1.72*** | |||
250 | 57.71 ± 0.52*** | 120 | 50.66 ± 2.20*** | 240 | |
125 | 45.50 ± 2.56*** | 39.84 ± 0.99*** | |||
62.5 | 30.57 ± 1.23*** | 27.15 ± 0.76*** | |||
Ascorbic acid | 1000 | 94.35 ± 0.73 | 89.94 ± 0.86 | ||
500 | 85.92 ± 0.96 | 80.29 ± 0.79 | |||
250 | 80.74 ± 1.19 | 38 | 70.22 ± 2.23 | 58 | |
125 | 67.61 ± 0.80 | 62.97 ± 2.26 | |||
62.5 | 56.31 ± 0.76 | 50.88 ± 0.30 |