Table 4
Effect of diet and sampling time on polyunsaturated fatty acids (mean ± standard error) and total fatty acids in serum of goats

		Level of CPOBg (%)			P value
Fatty acid (% of total fatty acid)	Sampling days	0	4	8	Diet	Diet x sampling
C18:2n-6	0	16.40 ± 1.3	17.00 ± 1.5d	16.25 ± 2.1d	0.27	0.07
	30	19.00 ± 1.3	17.00 ± 0.5d	19.66 ± 1.6d	0.49
	60	20.03 ± 2.1a	17.24 ± 1.4bd	14.60 ± 2.2ce	0.01
	90	18.28 ± 2.1a	16.00 ± 3.9be	14.00 ± 2.1ce	0.02
	P value	0.32	0.02	0.03
C18:3n-6	0	2.06 ± 0.2	1.78 ± 0.1	1.90 ± 0.2	0.54	0.22
	30	2.59 ± 0.2	1.80 ± 0.2	2.00 ± 0.1	0.12
	60	2.00 ± 0.2	1.30 ± 0.2	1.70 ± 0.2	0.60
	90	2.50 ± 0.1	2.00 ± 0.3	2.00 ± 0.1	0.39
	P value	0.13	0.21	0.10
C18:3n-3	0	3.38 ± 0.7	3.85 ± 0.6d	2.95 ± 0.5d	0.09	0.08
	30	2.76 ± 0.6b	4.10 ± 0.3ad	3.32 ± 0.3ad	0.05
	60	3.99 ± 0.8b	4.99 ± 0.8ae	5.56 ± 0.6ae	0.01
	90	3.55 ± 1.0c	6.34 ± 0.8be	7.41 ± 1.7ae	0.02
	P value	0.06	0.02	0.01
C20:4n-6	0	1.65 ± 0.1	2.82 ± 0.5	1.68 ± 0.3	0.19	0.21
	30	1.58 ± 0.3	1.62 ± 0.2	1.43 ± 0.2	0.90
	60	3.31 ± 0.7	3.00 ± 0.7	3.06 ± 0.3	0.32
	90	2.68 ± 0.6	2.57 ± 0.7	2.12 ± 0.7	0.33
	P value	0.40	0.23	0.33
C20:5n-3	0	2.85 ± 1.0	3.20 ± 0.2	3.01 ± 1.0	0.47	0.16
	30	3.75 ± 0.4	2.90 ± 0.4	2.64 ± 0.2	0.13
	60	3.03 ± 0.4	3.49 ± 0.6	3.73 ± 0.8	0.25
	90	2.54 ± 0.4	3.24 ± 0.6	2.63 ± 0.5	0.63
	P value	0.72	0.81	0.63
C22:5n-3	0	2.58 ± 0.5d	2.71 ± 0.4d	2.53 ± 0.3d	0.34
	30	2.17 ± 0.1d	2.41 ± 0.1d	1.94 ± 0.4d	0.97	0.02
	60	3.12 ± 2.0cd	4.58 ± 0.3bd	5.26 ± 0.3ad	0.02
	90	5.55 ± 0.1ce	7.81 ± 3.6be	9.04 ± 2.2ae	0.01
	P value	0.04	0.04	0.02
C22:6n-3	0	2.28 ± 0.6	2.62 ± 0.5	2.14 ± 0.5	0.80	0.32
	30	1.96 ± 0.3	1.14 ± 0.2	0.97 ± 0.1	0.30
	60	2.13 ± 0.7	1.33 ± 0.2	1.71 ± 0.3	0.50
	90	1.16 ± 0.2	1.50 ± 0.1	1.28 ± 0.1	0.91
	P value	0.219	0.532	0.365
Total fatty acid (μg/mL)	0	956.65 ± 16.0	993.45 ± 28.6	918.12 ± 22.0	0.33	0.23
	30	962.56 ± 37.3	1410.22 ± 27.2	1246.04 ± 41.7	0.16
	60	960.45 + 45.0	837.70 ± 36.9	1359.23 ± 34.3	0.20
	90	1334.5 ± 45.0	1071.88 ± 76.2	1436.67 ± 50.0	0.67
	P value	0.20	0.45	0.32