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Table 6
Fatty acid (FA) composition (% total) of muscles of gilthead seabream fed either LO- or SFO-added diets for 9 weeks.
FA | CTRL | LO50 | LO60 | LO70 | SFO50 | SFO60 | SFO70 |
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6:0 | 0.2a ± 0.0 | – | – | – | 0.1b ± 0.0 | 0.1b ± 0.0 | 0.1b ± 0.0 |
8:0 | 0.1a ± 0.0 | 0.1a ± 0.0 | 0.1a ± 0.0 | 0.1b ± 0.0 | – | – | – |
10:0 | 0.2a ± 0.0 | 0.3b ± 0.0 | 0.3c ± 0.0 | 0.2ac ± 0.0 | 0.2a ± 0.0 | 0.1b ± 0.0 | 0.1c ± 0.0 |
11:0 | 0.5a ± 0.0 | 0.3b ± 0.0 | 0.3c ± 0.0 | 0.2c ± 0.0 | 0.1b ± 0.0 | 0.1c ± 0.0 | 0.1c ± 0.0 |
12:0 | – | 0.2b ± 0.0 | 0.1c ± 0.0 | 0.2c ± 0.0 | 0.1a ± 0.0 | 0.1a ± 0.0 | – |
13:0 | – | 0.1b ± 0.0 | 0.1b ± 0.0 | 0.2c ± 0.0 | trace | trace | – |
14:0 | 3.6a ± 0.5 | 1.4b ± 0.0 | 2.8c ± 0.4 | 3.1ac ± 0.0 | 1.5a ± 0.10 | 2.0b ± 0.1 | 2.4b ± 0.5 |
15:0 | 0.5a ± 0.1 | 0.3b ± 0.0 | 0.3b ± 0.0 | 0.5a ± 0.0 | 0.3b ± 0.1 | 0.2b ± 0.0 | 0.2b ± 0.0 |
16:0 | 12.7a ± 2.0 | 16.9ab ± 2.0 | 17.2ab ± 2.0 | 19.4b ± 1.3 | 14.7ab ± 1.3 | 16.9cb ± 0.6 | 18.5c ± 0.9 |
17:0 | 0.3a ± 0.0 | 0.2b ± 0.0 | 0.3a ± 0.0 | 0.2ab ± 0.0 | 0.2b ± 0.0 | 0.2a ± 0.0 | 0.2a ± 0.0 |
18:0 | 6.1a ± 1.0 | 11.2b ± 1.0 | 10.8b ± 1.0 | 10.4b ± 0.6 | 7.8b ± 0.3 | 8.6b ± 0.4 | 8.8b ± 0.2 |
20:0 | 1.2a ± 0.0 | 0.3b ± 0.0 | 0.2b ± 0.0 | 0.2cb ± 0.0 | 0.3b ± 0.0 | 0.4c ± 0.0 | 0.2d ± 0.0 |
22:0 | 0.3a ± 0.0 | 2.1b ± 0.0 | 1.7c ± 0.0 | 0.2d ± 0.0 | 1.7b ± 0.0 | 1.3c ± 0.0 | 1.3c ± 0.0 |
24:0 | 0.3a ± 0.0 | 0.5b ± 0.0 | 0.4ca ± 0.0 | 0.3a ± 0.0 | 0.8b ± 0.0 | 0.4c ± 0.0 | 1.5d ± 0.0 |
14:1 | 2.2a ± 0.5 | 1.1b ± 0.1 | 1.1b ± 0.1 | 1.0b ± 0.0 | 1.0b ± 0.0 | 1.0b ± 0.0 | 1.0b ± 0.0 |
15:1 | 0.1a ± 0.0 | 0.10a ± 0.0 | – | – | 1.10b ± 0.0 | 1.1b ± 0.0 | 1.1b ± 0.0 |
16:1 | 8.3a ± 1.0 | 3.4b ± 1.0 | 2.9b ± 1.0 | 2.5b ± 0.7 | 2.50b ± 0.1 | 2.5b ± 0.0 | 1.7b ± 0.1 |
17:1 | 0.4a ± 0.0 | 0.5a ± 0.0 | 0.5a ± 0.0 | 0.4b ± 0.0 | 2.4b ± 0.1 | 1.2c ± 0.0 | 1.4d ± 0.0 |
18:1 n-9, n-7 | 16.3a ± 2.0 | 16.3a ± 2.0 | 17.7a ± 2.0 | 18.2a ± 0.8 | 18.4ab ± 1.1 | 19.3ab ± 0.7 | 19.9b ± 1.2 |
20:1 n-9 | 7.5a ± 0.5 | 2.1b ± 0.5 | 1.3b ± 0.5 | 1.7b ± 0.3 | 1.2b ± 0.0 | 1.0b ± 0.0 | 0.6b ± 0.0 |
22:1 n-9 | 5.1a ± 1.0 | 3.9ab ± 1.0 | 3.0ab ± 1.0 | 2.7b ± 0.3 | 2.4b ± 0.1 | 1.9b ± 0.2 | 1.2b ± 0.2 |
24:1 n-9 | – | 0.6b ± 0.0 | 1.0c ± 0.0 | 1.1d ± 0.0 | 0.9b ± 0.0 | 1.3c ± 0.0 | 1.0d ± 0.0 |
18:2 n-6 | 1.5a ± 0.2 | 5.5b ± 0.8 | 8.2c ± 0.8 | 9.1c ± 0.7 | 16.1b ± 0.9 | 18.5bc ± 1.5 | 19.4c ± 0.9 |
18:3 n-3 | 0.6a ± 0.2 | 13.4b ± 2.0 | 14.3b ± 2.0 | 15.5b ± 1.0 | 3.2b ± 0.3 | 3.3b ± 0.1 | 3.4b ± 0.1 |
20:2 n-6 | 0.1a ± 0.0 | 0.2a ± 0.0 | 0.2a ± 0.0 | 0.1a ± 0.0 | 1.2b ± 0.0 | 1.0c ± 0.0 | 0.4d ± 0.0 |
20:3 n-3 | 2.0a ± 0.0 | 0.4b ± 0.0 | 0.4c ± 0.0 | 0.2d ± 0.0 | 1.4b ± 0.0 | 1.4b ± 0.0 | 1.3c ± 0.0 |
20:4 n-6 | 2.7a ± 0.2 | 1.3b ± 0.2 | 1.2b ± 0.2 | 1.1b ± 0.2 | 1.2b ± 0.2 | 1.1b ± 0.0 | 0.9b ± 0.0 |
20:5 n-3 | 5.4a ± 1.0 | 2.3b ± 1.0 | 2.4b ± 0.4 | 2.2b ± 0.1 | 3.9b ± 0.2 | 2.3c ± 0.2 | 1.7c ± 0.1 |
22:2 n-6 | 1.4a ± 0.2 | 1.1ab ± 0.2 | 0.9b ± 0.2 | 0.7b ± 0.1 | 0.9b ± 0.0 | 0.6bc ± 0.0 | 0.5c ± 0.0 |
22:5 n-3 | 3.8a ± 1.0 | 2.8ab ± 0.2 | 1.9b ± 0.2 | 1.5b ± 0.1 | 3.5a ± 0.4 | 3.1a ± 0.2 | 2.9a ± 0.6 |
22:6 n-3 | 11.2a ± 1.4 | 6.0b ± 0.8 | 4.8cb ± 0.3 | 3.2c ± 0.2 | 6.5b ± 0.9 | 5.3b ± 0.7 | 5.0b ± 0.8 |
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SFA | 26.0 | 33.9 | 34.6 | 35.2 | 27.8 | 30.4 | 33.4 |
MUFA | 39.9 | 28.0 | 27.5 | 27.6 | 29.9b | 29.3b | 27.9b |
PUFA | 28.7 | 33.0 | 34.3 | 33.6 | 37.9 | 36.6 | 35.5 |
n-3Lc PUFA | 22.4a | 11.5b | 9.5b | 7.1b | 15.3ab | 12.1b | 10.9b |
n-6 PUFA | 5.7 | 8.1 | 10.5 | 11.0 | 19.4 | 21.2 | 21.2 |
SFA saturated FA, MUFA monounsaturated FA, PUFA polyunsaturated FA, LcPUFA long chain polyunsaturated FA.
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