Table 1.
Chemical parameters (pH and °Brix), total phenolics components (TPC), total anthocyanin components (TAC) and in vitro anti-radical scavenging properties of cherry biotypes and corresponding jams
| Cultivar | pH | °Brix | TPC | TAC | DPPH (% I)c |
|---|---|---|---|---|---|
| mgGAE/100 g FWa | mgC3GE/100 g FWb | ||||
| Fresh cherries | |||||
| Napoleon | 4.74 | 18.0 | 64.3 | 10.5 | 65.7 |
| Bing | 4.20 | 16.5 | 116.5 | 51.2 | 72.3 |
| Montmorrency | 3.20 | 15.5 | 484.1 | 87.4 | 80.0 |
| mgGAE/100 g jam | mgC3GE/100 g jam | ||||
|---|---|---|---|---|---|
| (mgGAE/100 g fruit) | (mgC3GE/100 g fruit) | ||||
| Jam | |||||
| Napoleon | 3.57 | 65.0 | 34.7 (48.6) | 6.9 (9.6) | 48.0 |
| Bing | 3.60 | 63.0 | 67.6 (94.6) | 32.4 (45.3) | 54.2 |
| Montmorrency | 3.28 | 62.5 | 259.3 (363.3) | 55.2 (77.3) | 61.9 |
Values are average of triplicate determinations. Standard deviation was lower than 10% in all cases
a mgGAE, mg gallic acid equivalent
b mgC3GE, mg cyanidin-3-O-glucoside equivalent; FW, fresh weight (pitted cherries)
c %I, % inhibition of DPPH radicals