Table 4.
Antioxidant activity of four blackberry cultivars from Ecuador.
| Antioxidant Activity | |||||
|---|---|---|---|---|---|
| Cultivar | Maturity Stage | ABTS (µmol TE/g DW) |
FRAP (µmol TE/g DW) |
||
| Brazos | E1-25% | 630.61 ± 20.66 | Ad | 717.13 ± 43.18 | Acd |
| E2-50% | 550.67 ± 39.66 | Bd | 546.03 ± 21.33 | Be | |
| E3-100% | 344.42 ± 4.05 | Be | 338.43 ± 28.85 | Cf | |
| Colombiana | E1-25% | 1278.63 ± 14.14 | Aa | 1284.55 ± 62.80 | Aa |
| E2-50% | 793.88 ± 47.70 | Bbc | 825.29 ± 51.55 | Bc | |
| E3-100% | 582.59 ± 23.45 | Bd | 563.08 ± 6.48 | Ce | |
| Castilla | E1-25% | 701.62 ± 38.50 | Acd | 771.05 ± 34.24 | Ac |
| E2-50% | 660.40 ± 45.00 | Bcd | 721.92 ± 23.08 | Bcd | |
| E3-100% | 658.28 ± 31.30 | Bcd | 548.23 ± 45.30 | Ce | |
| Andimora | E1-25% | 929.30 ± 40.95 | Ab | 1124.22 ± 60.33 | Ab |
| E2-50% | 581.15 ± 8.12 | Bd | 795.29 ± 10.07 | Bc | |
| E3-100% | 592.76 ± 25.37 | Bd | 655.43 ± 29.17 | Cde | |
Results are expressed as mean ± standard deviation (SD) (n = 3). Capital letters indicate significant differences between states of maturity (p < 0.05). Lowercase letters indicate significant differences found between cultivars (p < 0.05) using the ANOVA one-way analysis followed by Tukey’s test.