Table 2.
Total phenolic content and Trolox equivalent concentration of the extracts obtained from the two varieties of P. domestica.
| Prunus Variety | Fruit Part Extracted (Ethanol %) | TPC (GAE/g on Dry Weight Basis) |
Trolox Equivalent Concentration (µM/g on Dry Weight Basis) |
|---|---|---|---|
| P. domestica subsp. domestica | skin (99%) | 9.1 ± 1.0 | 1282.4 ± 84.1 a |
| skin (70%) | 12.8 ± 0.9 a | 1826.2 ± 216.4 | |
| skin (50%) | 11.0 ± 0.6 b | 1944.1 ± 138.1 b | |
| pulp (99%) | 7.2 ± 1.0 | 630.5 ± 44.1 a | |
| pulp (70%) | 11.3 ± 0.2 a | 1611.9 ± 289.5 | |
| pulp (50%) | 9.7 ± 0.2 b | 1290.7 ± 155.5 b | |
| P. domestica subsp. syriaca | skin (99%) | 7.0 ± 0.2 | 708.0 ± 25.1 |
| skin (70%) | 11.2 ± 1.4 | 1597.4 ± 88.2 c | |
| skin (50%) | 7.9 ± 0.8 c | 1602.1 ± 368.1 | |
| pulp (99%) | 6.5 ± 0.4 | 578.5 ± 53.5 | |
| pulp (70%) | 10.0 ± 0.9 | 727.7 ± 43.9 c | |
| pulp (50%) | 12.9 ± 1.7 c | 1119.4 ± 93.1 |
Data are expressed as mean ± SD (n = 3). The assigned values of different letters in a column show significant difference among the mean values (p < 0.05); TPC, Total phenolic content.