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Table 5 Influence of dietary treatments on plasma fatty acid composition at 42 days of age in broiler chickens (%).

From: Omega-3 polyunsaturated fatty acids enrichment alters performance and immune response in infectious bursal disease challenged broilers

  Treatments
Fatty acids T1 T2 T3 T4
14:0 0.48 ± 0.1b 0.61 ± 0.04ab 0.77 ± 0.1a 0.89 ± 0.1a
15:0 0.83 ± 0.1b 0.62 ± 0.2b 0.84 ± 0.2b 1.50 ± 0.1a
16:0 21.71 ± 0.7b 23.80 ± 0.4ab 24.94 ± 1.0a 25.45 ± 0.4a
16:1 3.24 ± 0.5a 1.54 ± 0.4b 1.30 ± 0.3b 1.47 ± 0.1b
17:0 0.56 ± 0.1 1.02 ± 0.2 1.04 ± 0.3 1.10 ± 0.2
18:0 15.21 ± 0.7a 13.87 ± 0.4ab 12.45 ± 0.6b 12.31 ± 0.6b
18:1 n-9 32.28 ± 1.2a 19.51 ± 1.1ab 15.54 ± 0.5c 17.90 ± 1.0b
18:2 n-6 19.24 ± 1.1bc 23.41 ± 1.8a 21.66 ± 1.3ab 15.92 ± 1.0c
18:3 n-3 0.42 ± 0.1bc 0.48 ± 0.03bc 0.58 ± 0.1ab 0.66 ± 0.1a
20:4 n-6 3.81 ± 0.2a 2.93 ± 0.6ab 2.72 ± 0.5ab 1.94 ± 0.1b
20:5 n-3 - 2.32 ± 0.1c 3.75 ± 0.3b 5.18 ± 0.7a
22:6 n-3 - 7.63 ± 0.9b 11.07 ± 0.7a 13.03 ± 0.6a
SFA 40.06 ± 1.0 41.03 ± 0.8 41.99 ± 1.1 42.66 ± 0.3
UFA 59.94 ± 1.0 58.97 ± 0.8 58.01 ± 1.1 57.34 ± 0.3
MUFA 36.47 ± 1.7a 22.21 ± 1.bb 18.23 ± 0.5b 20.61 ± 1.0b
PUFA n-3 0.42 ± 0.1d 10.43 ± 0.9c 15.39 ± 0.8b 18.87 ± 0.7a
PUFA n-6 23.05 ± 1.2a 26.33 ± 1.5a 24.39 ± 1.5a 17.86 ± 1.0b
UFA: SFA 1.51 ± 0.1 1.44 ± 0.1 1.39 ± 0.1 1.34 ± 0.0
PUFA: SFA 0.59 ± 0.03b 0.90 ± 0.07a 0.96 ± 0.1a 0.86 ± 0.03a
n-6: n-3 62.29 ± 11.1a 2.58 ± 0.2b 1.61 ± 0.2c 0.95 ± 0.1c
  1. Dietary n-3 PUFA level of 0.5 (T1), 8.0 (T2), 11.5 (T3), 16.5% (T4). n = 8 birds/treatment.
  2. a-d Means with different superscripts within a row differ significantly (P < 0.05).