Table 3.
Antioxidant activity of bread enriched with powdered broccoli sprouts.
Activity | Bread sample | Buffer extract (BE) | Gastrointestinally digested (GE) | Absorbed (GDA) |
---|---|---|---|---|
Antiradical activity [EC50 mg DW/mL] |
C∗∗ | 83.31 ± 3.28aA∗ | 96.29 ± 3.48aB | 22.99 ± 0.28aC |
B1 | 83.93 ± 2.71aA | 42.13 ± 2.58bB | 22.16 ± 0.85aC | |
B2 | 76.59 ± 1.98bA | 39.44 ± 1.25bB | 22.54 ± 0.87aC | |
B3 | 70.49 ± 3.01cA | 41.64 ± 1.66bB | 18.86 ± 0.59bC | |
B4 | 65.64 ± 2.63dA | 33.78 ± 1.05cB | 17.50 ± 0.35cC | |
B5 | 72.14 ± 3.21cbA | 35.34 ± 0.97cB | 19.40 ± 0.92bC | |
| ||||
Reducing power [EC50 mg DW/mL] |
C | 35.83 ± 1.65aA | 69.90 ± 2.63aB | 81.81 ± 3.58aC |
B1 | 29.85 ± 0.86bA | 60.80 ± 3.01beB | 69.76 ± 2.16bC | |
B2 | 24.43 ± 0.94cA | 47.50 ± 2.15cB | 61.35 ± 2.45cC | |
B3 | 50.73 ± 1.29dA | 61.97 ± 2.85dB | 59.69 ± 1.85cB | |
B4 | 56.98 ± 1.94eA | 57.85 ± 2.16eA | 51.95 ± 1.21dB | |
B5 | 45.14 ± 1.02fA | 53.15 ± 1.54eB | 50.62 ± 2.65dB | |
| ||||
Chelating power [EC50 mg DW/mL] |
C | 37.70 ± 1.52aA | 54.74 ± 2.33aB | 19.43 ± 0.60aC |
B1 | 30.39 ± 0.58bA | 28.45 ± 0.85bB | 26.57 ± 0.74bC | |
B2 | 27.31 ± 1.33cA | 37.11 ± 1.02cB | 21.19 ± 0.58cC | |
B3 | 28.08 ± 0.96cA | 43.21 ± 2.11dB | 23.84 ± 0.54dC | |
B4 | 25.86 ± 0.75dA | 65.77 ± 2.85eB | 22.45 ± 0.92dcC | |
B5 | 26.83 ± 1.12dA | 71.82 ± 3.26fB | 24.18 ± 0.18aC | |
| ||||
Inhibition of lipids peroxidation [EC50 mg DW/mL] |
C | 28.73 ± 0.89dA | 27.21 ± 1.12aA | 17.87 ± 0.45bB |
B1 | 12.69 ± 0.53aA | 19.47 ± 0.84bB | 7.13 ± 0.12cdC | |
B2 | 11.99 ± 0.35aA | 19.76 ± 0.58bB | 8.41 ± 0.35cC | |
B3 | 11.91 ± 0.42aA | 20.24 ± 1.03cB | 6.81 ± 0.46deC | |
B4 | 12.19 ± 0.59aA | 23.55 ± 1.12dB | 6.63 ± 0.22eC | |
B5 | 12.28 ± 0.45aA | 22.43 ± 0.82dB | 8.77 ± 0.31cC |
*Means within each feature (antioxidant activity) with different small letters (column; the % of supplement) and capital letters (rows; the kind of extract) are significantly different (α < 0.05).
**C: control bread, B1–B5: wheat bread with 1–5% of powdered broccoli sprouts addition, respectively.