Table 5.

Influence of PN supplementation in the diet of sows from 85 d of gestation to parturition on AAs in serum of sows and neonatal piglets (mg/L).

Item	Serum of sows (n = 7)		P-value	Serum of neonatal piglet (n = 7)		P-value
	CON group	PN group		CON group	PN group
Histidine	7.41 ± 1.02	5.98 ± 0.61	0.24	3.46 ± 0.42	2.22 ± 0.38	0.05
Isoleucine	11.40 ± 2.18	6.28 ± 0.82	0.04	2.98 ± 1.01	2.50 ± 0.38	0.76
Leucine	16.45 ± 3.41	9.08 ± 1.42	0.06	2.79 ± 0.53	4.83 ± 0.70	0.04
Lysine	17.68 ± 2.44	16.62 ± 3.60	0.82	11.29 ± 1.91	18.28 ± 2.36	0.05
Methionine	2.50 ± 0.52	1.53 ± 0.22	0.09	1.06 ± 0.39	1.26 ± 0.31	0.69
Phenylalanine	9.09 ± 0.88	6.71 ± 0.64	0.04	4.62 ± 1.15	6.05 ± 1.26	0.42
Threonine	10.56 ± 1.74	8.53 ± 1.32	0.36	3.89 ± 0.86	3.27 ± 0.35	0.60
Valine	22.40 ± 3.20	13.44 ± 1.61	0.05	13.55 ± 3.57	12.92 ± 1.57	0.87
EAA	99.39 ± 15.29	68.18 ± 9.83	0.10	43.66 ± 8.41	47.25 ± 5.16	0.72
Alanine	20.61 ± 1.67	23.97 ± 1.85	0.21	44.94 ± 5.58	45.02 ± 4.34	0.99
Aspartic acid	0.23 ± 0.08	0.30 ± 0.14	0.69	0.69 ± 0.11	0.63±0.11	0.69
Arginine	17.81 ± 1.42	18.23 ± 2.27	0.88	2.26 ± 0.46	5.22±0.90	0.01
Glutamic acid	6.94 ± 0.40	10.73 ± 1.51	0.04	10.87 ± 1.82	6.82±1.17	0.08
Glycine	18.83 ± 1.95	21.35 ± 1.51	0.32	33.28 ± 3.11	25.76 ± 0.73	0.05
Serine	7.58 ± 0.78	5.36 ± 0.52	0.03	9.41 ± 0.29	8.94 ± 1.02	0.68
Tyrosine	11.36 ± 1.81	9.42 ± 1.46	0.41	6.12 ± 1.35	7.60 ± 2.11	0.58
Cysteine	3.56 ± 1.16	2.42 ± 0.52	0.37	2.78 ± 0.32	2.62 ± 0.15	0.64
Proline	13.91 ± 1.85	12.79 ± 2.10	0.70	8.20 ± 0.96	8.15 ± 0.61	0.96
NEAA	105.61 ± 8.63	103.34 ± 9.64	0.86	121.99 ± 10.42	115.53 ± 5.20	0.59
Taurine	6.91 ± 0.82	7.95 ± 0.57	0.31	8.68 ± 0.63	12.54±1.70	0.05
α-Aminoadipic acid	2.39 ± 0.63	1.74±0.23	0.32	1.77 ± 0.48	1.28 ± 0.27	0.37
Citrulline	2.05 ± 0.26	2.99 ± 0.28	0.03	3.44 ± 0.25	4.79 ± 0.22	<0.01
β-Alanine	0.54 ± 0.03	0.42 ± 0.03	0.01	1.72 ± 0.19	1.48 ± 0.23	0.43
β-Aminoisobutyric acid	0.15 ± 0.07	0.10 ± 0.01	0.49	0.13 ± 0.03	0.14 ± 0.06	0.89
Ethanolamine	1.17 ± 0.21	0.79 ± 0.20	0.21	0.40 ± 0.04	0.51 ± 0.14	0.48
Hydroxylysine	0.41 ± 0.07	0.44 ± 0.14	0.85	0.19 ± 0.10	0.65 ± 0.19	0.05
Ornithine	5.09 ± 0.84	4.46 ± 0.81	0.60	5.95 ± 1.43	6.91 ± 0.84	0.60
3-Methyl-histidine	3.22 ± 0.42	2.64 ± 0.36	0.31	0.59 ± 0.06	0.75 ± 0.06	0.09
Carnosine	1.30 ± 0.29	1.22 ± 0.20	0.83	1.17 ± 0.29	0.95 ± 0.16	0.50
Total AA	239.52 ± 22.63	199.89 ± 20.54	0.23	190.78 ± 17.94	190.60 ± 9.93	0.99

Data are presented as mean ± SEM. AAs = amino acids; EAA = essential amino acid; NEAA = non-essential amino acid; PN = pyrimidine nucleoside.