Table 9. Effects of dietary PA levels on muscle fatty acids composition of juvenile blunt snout bream.
Dietary PA levels | ||||||
---|---|---|---|---|---|---|
3.39 | 10.54 | 19.28 | 31.04 | 48.38 | 59.72 | |
Fatty acid composition (% of total fatty acids) | ||||||
C14:0 | 1.63±0.06 | 1.80±0.08 | 1.75±0.06 | 1.68±0.01 | 1.82±0.07 | 1.69±0.07 |
C16:0 | 22.21±0.97 | 22.37±0.73 | 22.03±0.26 | 21.79±0.28 | 21.36±0.49 | 21.92±0.18 |
C18:0 | 7.49±0.54 | 7.49±0.62 | 8.07±0.37 | 7.84±0.02 | 7.87±0.23 | 8.25±0.14 |
C20:0 | 0.21±0.01 | 0.20±0.01 | 0.22±0.04 | 0.20±0.01 | 0.25±0.01 | 0.25±0.01 |
ΣSFA | 31.54±0.63 | 31.86±0.36 | 32.06±0.16 | 31.51±0.29 | 31.31±0.28 | 32.11±0.06 |
C16:1n-9 | 3.26±0.09 | 3.83±0.23 | 3.33±0.08 | 3.28±0.06 | 3.49±0.21 | 3.44±0.58 |
C18:1n-9 | 28.60±0.94 | 28.90±0.27 | 27.44±0.39 | 28.40±0.48 | 27.99±0.48 | 27.89±0.64 |
C20:1n-9 | 0.58±0.00 | 0.53±0.06 | 0.54±0.02 | 0.57±0.02 | 0.59±0.08 | 0.59±0.08 |
ΣMUFA | 32.43±1.01ab | 33.27±0.43b | 31.32±0.39a | 32.25±0.52ab | 32.06±0.58ab | 31.92±0.25ab |
C18:2n-6 | 17.52±0.11cd | 16.50±0.32a | 17.33±0.05bc | 16.55±0.14ab | 18.23±0.50d | 17.94±0.18cd |
C18:3n-3 | 1.16±0.05a | 1.26±0.09ab | 1.24±0.10ab | 1.21±0.03ab | 1.32±0.10ab | 1.53±0.20b |
C20:5n-3(EPA) | 1.97±0.04 | 2.28±0.01 | 2.56±0.06 | 2.53±0.19 | 2.31±0.58 | 2.28±0.10 |
C22:5n-3 | 0.62±0.10a | 0.94±0.02b | 1.08±0.02b | 1.07±0.03b | 1.05±0.0.05b | 1.01±0.04b |
C22:6n-3(DHA) | 8.15±0.38a | 8.64±0.16ab | 9.51±0.12b | 9.81±0.37b | 8.70±0.76ab | 8.07±0.32a |
ΣPUFA | 29.42±0.23a | 29.63±0.32a | 31.73±0.13b | 31.16±0.48b | 31.61±0.68b | 30.84±0.13b |
EPA+DHA | 10.12±0.42a | 10.92±0.15abc | 12.07±0.07bc | 12.34±0.38c | 11.01±1.24abc | 10.36±0.33ab |
Values are presented as mean ± SD of four replications (n = 4). Means in the same row with different superscripts are significantly different (P < 0.05).