Table 3.
Fatty acid compositions and tocopherol contents of oils of untreated and pre-sonicated P. terebinthus fruits (%)
| Fatty acids | Control | 15 min | 30 min | 45 min |
|---|---|---|---|---|
| Palmitic | 23.40 ± 0.67*a | 22.89 ± 0.40b | 23.67 ± 0.33a | 22.10 ± 0.17b |
| Stearic | 2.19 ± 0.03a** | 2.13 ± 0.00c | 2.07 ± 0.02d | 2.16 ± 0.01b |
| Oleic | 48.02 ± 0.40b | 48.09 ± 0.30b | 48.63 ± 0.20b | 49.15 ± 0.12a |
| Linoleic | 23.03 ± 0.20a | 23.48 ± 0.12a | 22.28 ± 0.10b | 23.06 ± 0.01a |
| Arachidic | 0.16 ± 0.01b | 0.17 ± 0.00a | 0.16 ± 0.00b | 0.17 ± 0.01a |
| Linolenic | 0.71 ± 0.01b | 0.79 ± 0.00a | 0.69 ± 0.01c | 0.68 ± 0.00d |
| Arachidonic | –*** | – | – | 0.21 ± 0.01 |
| Tocopherols (mg/100 g) | ||||
| α-Tocopherol | 44.43 ± 0.22*a | 32.29 ± 0.28c | 32.41 ± 0.03c | 39.22 ± 0.38b |
| β-Tocopherol | 8.38 ± 0.13a** | 6.80 ± 0.04c | 8.25 ± 0.05a | 7.57 ± 0.09b |
| γ-Tocopherol | 102.96 ± 0.06b | 63.95 ± 0.01d | 122.03 ± 0.02a | 80.09 ± 0.04c |
| δ-Tocopherol | 2.15 ± 0.01a | 1.76 ± 0.04b | 2.10 ± 0.01a | 1.67 ± 0.00b |
*Mean ± standard deviation; **Values within each row followed by different letters are significantly different (p < 0.05);***nonidentified