Table 2.
Antioxidant activity, total phenolic and total flavonoid contents of grape pulp and seeds
| Grape varieties (pulp) | Antioxidant activity (%) | Total phenolic content (mg/100 g) | Total flavonoid content (mg/g) |
|---|---|---|---|
| Razaki* | 60.011 ± 0.015****c | 80.313 ± 0.015b | 1.723 ± 0.002b |
| Razaki** | 82.854 ± 0.004a***** | 127.422 ± 0.014a | 3.873 ± 0.003a |
| Razaki*** | 63.525 ± 0.002b | 79.766 ± 0.005c | 1.798 ± 0.002b |
| Müşküle* | 68.850 ± 0.006b | 89.375 ± 0.017b | 2.235 ± 0.002a |
| Müşküle** | 48.190 ± 0.002c | 59.844 ± 0.027c | 1.148 ± 0.001b |
| Müşküle*** | 70.554 ± 0.003a | 93.516 ± 0.027a | 2.454 ± 0.002a |
| Cardinal* | 38.658 ± 0.009c | 50.000 ± 0.018c | 0.854 ± 0.001c |
| Cardinal** | 61.342 ± 0.005a | 80.156 ± 0.022a | 2.248 ± 0.002a |
| Cardinal*** | 53.727 ± 0.006b | 72.266 ± 0.017b | 1.666 ± 0.003b |
| Grape seed varieties | Antioxidant activity (%) | Total phenolic content (mg/100 g) | Total flavonoid content (mg/g) | Oil content (%) |
|---|---|---|---|---|
| Razaki* | 89.830 ± 0.0000c | 474.063 ± 0.037b | 155.873 ± 0.020b | 10.800 ± 0.200b |
| Razaki** | 91.267 ± 0.001a | 477.500 ± 0.026a | 152.123 ± 0.004c | 8.500 ± 0.100c |
| Razaki*** | 90.522 ± 0.002b | 456.563 ± 0.036c | 161.706 ± 0.001a | 11.100 ± 0.500a |
| Müşküle* | 85.836 ± 0.004b | 470.000 ± 0.034b | 91.984 ± 0.002c | 18.970 ± 0.830b |
| Müşküle** | 88.019 ± 0.001a | 475.300 ± 0.022a | 96.984 ± 0.002b | 19.024 ± 0.024a |
| Müşküle*** | 84.878 ± 0.003c | 460.313 ± 0.024c | 99.761 ± 0.009a | 17.719 ± 0.119c |
| Cardinal* | 90.948 ± 0.000b | 464.063 ± 0.029b | 155.956 ± 0.014a | 14.784 ± 0.584b |
| Cardinal** | 90.149 ± 0.000b | 473.750 ± 0.012a | 138.095 ± 0.006c | 15.347 ± 0.747a |
| Cardinal*** | 91.054 ± 0.001a | 461.563 ± 0.021c | 147.539 ± 0.003b | 14.762 ± 0.362b |
* Harvest; ** harvested one week ago; *** harvested two weeks ago; **** each value is expressed as mean ± standard deviation; ***** values in each column with different letters are significantly different (p < 0.05)