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. 2020 Dec 18;7(2):421–429. doi: 10.1016/j.aninu.2020.08.005

Table 6.

Fatty acid profile in biceps femoris muscle of Xiangcun black finishing pigs fed the diets with various levels of mulberry powder (%, dry matter basis).

Item Mulberry inclusion level, %
 SEM P-value
0 3 6 9 12 ANOVA Linear Quadratic
Fatty acid composition
 C14:0 1.25 1.29 1.54 1.27 1.30 0.09 0.27 0.83 0.39
 C16:0 24.05 22.18 24.21 24.09 22.17 0.90 0.30 0.50 0.65
 C16:1 3.19 3.00 2.78 3.16 2.96 0.23 0.76 0.70 0.76
 C17:0 0.23b 0.30ab 0.39a 0.32ab 0.32ab 0.03 0.05 0.10 0.02
 C18:0 11.38 11.14 12.72 11.27 10.99 0.71 0.50 0.75 0.53
 C18:1 45.12 44.05 43.13 44.04 42.99 1.38 0.84 0.33 0.60
 C18:2n-6 10.62 12.00 11.14 11.37 13.27 0.88 0.31 0.10 0.22
 C20:0 0.16 0.18 0.21 0.19 0.18 0.03 0.75 0.64 0.43
 C20:1 0.87ab 0.94a 0.65b 0.87ab 0.68b 0.08 0.06 0.09 0.24
 C18:3n-3 0.75c 1.11b 0.87bc 1.03bc 1.51a 0.11 <0.01 <0.01 <0.01
 C20:3n-6 0.31 0.51 0.35 0.42 0.54 0.07 0.13 0.10 0.26
 C20:4n-6 2.44 3.85 2.44 2.49 3.84 0.60 0.24 0.45 0.64
Partial sums of fatty acids1
 SFA 37.08 35.09 39.06 37.14 34.97 1.45 0.31 0.61 0.49
 MUFA 49.17 48.00 46.57 48.07 46.63 1.48 0.74 0.29 0.53
 PUFA 14.12 17.47 14.81 15.31 19.15 1.57 0.14 0.10 0.21
 PUFA:SFA ratio 0.39 0.51 0.38 0.43 0.56 0.06 0.16 0.13 0.22
 ∑n-6:∑n-3 ratio 18.22a 14.65ab 17.85a 13.89ab 12.21b 1.61 0.05 0.01 0.05
Indices
 h:H ratio1 2.35 2.63 2.29 2.43 2.68 0.15 0.27 0.32 0.46
 AI2 0.46 0.42 0.5 0.47 0.42 0.03 0.32 0.72 0.50
 TI3 1.1 0.98 1.19 1.09 0.94 0.08 0.19 0.43 0.34

SFA = saturated fatty acids; MUFA = monounsaturated fatty acids; PUFA = polyunsaturated fatty acids; h:H ratio = hypocholesterolaemic-to-hypercholesterolaemic fatty acids ratio; AI = atherogenicity index; TI = thrombogenicity index.

a, b, c Within a row, values with different superscript letters differ (P < 0.05). n = 6.

1

h:H ratio = ([C18:1] + [C18:2] + [C18:3] +[C20:3] + [C20:4])/([C14:0 + [C16:0]), where the brackets indicate concentrations.

2

AI = (4 × [C14:0] + [C16:0])/(n-6 PUFA + n-3 PUFA + MUFA), where the brackets indicate concentrations.

3

TI = ([C14:0] + [C16:0] + [C18:0])/(0.5 × MUFA +0.5 × n-6 PUFA + 3 × n-3 PUFA + n-3 PUFA/n-6 PUFA), where the brackets indicate concentrations.