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. 2023 Sep 12;14:1242094. doi: 10.3389/fphys.2023.1242094

TABLE 3.

Blood fatty acids proportion (% of total fatty acids) in 41 days-old broiler chickens raised in either thermoneutral (TNT) or chronic heat stress (HS) conditions (n = 12/group) from 35 to 41 days of age.

TNT HS SEM p-value
C14:0 0.40 0.50 0.34 ns
C16:0 12.2 13.1 0.10 ns
C17:0 0.16 0.14 0.27 ns
C18:0 12.5 13.5 0.03 ns
C24:0 1.90 2.54 0.67 ns
ΣSFA 27.2 29.7 0.25 ns
C14:1 0.08 0.06 0.90 ns
C16:1 0.99 1.02 0.02 ns
C17:1 0.05 0.10 0.04 ns
C18:1 n-9 13.9 10.9 0.02 ***
C24:1 0.47 0.64 0.92 ns
ΣMUFA 15.6 12.8 0.19 ***
C18:2 n-6 [LA] 41.2 39.7 0.84 ns
C18:3 n-6 [GLA] 0.05 0.01 0.91 ns
C20:4 n-6 [AA] 6.77 7.27 0.01 ns
C22:2 n-6 0.24 0.12 0.34 ns
Σn-6 48.0 47.0 0.04 ns
C18:3 n-3 [ALA] 1.34 1.55 0.90 ns
C18:4 n-3 0.08 0.03 0.10 ns
C20:3 n-3 0.07 0.02 0.03 ns
C20:5 n-3 [EPA] 1.05 0.83 0.02 ns
C22:6 n-3 [DHA] 1.10 0.82 0.95 ns
Σn-3 3.65 3.26 0.08 ns
ΣPUFA 52.0 50.4 0.19 ns
n-6/n-3 13.3 15.3 0.89 ns
Others 5.30 6.90 1.02 ns

***= p < 0.001; ns = not significant.

SEM, standard error of the mean.

LA, linoleic acid; GLA, gamma-linolenic acid; AA, arachidonic acid; ALA, alpha-linolenic acid; EPA, eicosapentaenoic acid; DHA, docosahexaenoic acid.