Dietary supplementation with branched-chain amino acids enhances milk production by lactating sows and the growth of suckling piglets

Table 10 Effects of supplementing branched-chain amino acids (BCAAs) to the diets of sows on the composition of protein-bound amino acids in their milk during lactation

Variable	Control			1.535% BCAA			3.07% BCAA			Pooled SEM	P-value
Variable	d 3	d 15	d 29	d 3	d 15	d 29	d 3	d 15	d 29	Pooled SEM	Treatment	Day	T × D¹
Ala	27.8	15.2	14.6	29.0	20.1	18.4	29.7	19.6	18.8	1.9	0.015	< 0.001	0.690
Arg	15.0	7.48	7.30	17.0	13.7	13.1	19.6	16.4	15.5	1.5	< 0.001	< 0.001	0.961
Asp + Asn	33.8	20.0	19.2	36.1	26.5	22.4	37.3	30.8	27.2	2.1	< 0.001	< 0.001	0.159
Cys	6.82	3.22	3.08	7.02	3.48	3.35	7.56	3.89	3.73	0.50	0.030	< 0.001	0.975
Glu + Gln	76.2	43.7	41.1	81.7	49.2	47.1	86.9	55.8	54.7	4.6	< 0.001	< 0.001	0.353
Gly	19.3	9.48	9.21	20.7	9.85	9.64	21.5	10.2	9.73	1.2	< 0.001	< 0.001	0.892
His	9.09	5.33	5.26	10.5	5.67	5.48	11.2	5.84	5.66	0.78	< 0.001	< 0.001	0.937
Ile	19.6	11.8	11.0	21.1	13.0	12.6	23.6	14.8	13.9	1.8	< 0.001	< 0.001	0.975
Leu	42.7	26.5	25.3	44.8	26.0	25.2	46.3	27.3	26.8	3.1	< 0.001	< 0.001	0.876
Lys	36.3	24.1	23.2	39.5	26.6	24.8	40.7	28.1	25.1	2.3	< 0.001	< 0.001	1.00
Met	9.90	6.18	5.97	10.6	6.77	6.34	11.3	6.98	6.56	0.70	< 0.001	< 0.001	0.413
Phe	15.8	9.83	9.45	16.7	10.4	10.1	17.2	11.5	10.8	1.1	< 0.001	< 0.001	0.827
Pro	42.1	32.8	31.2	44.6	35.6	34.5	46.8	37.2	36.0	3.7	< 0.001	0.001	0.998
Ser	31.6	16.8	15.3	33.0	18.2	16.1	33.8	19.7	18.3	2.5	< 0.001	< 0.001	0.947
Thr	24.6	14.1	12.7	26.1	14.9	13.7	27.3	15.6	14.1	1.9	< 0.001	< 0.001	0.945
Trp	6.01	3.32	3.18	6.57	3.58	3.39	6.65	3.79	3.54	0.26	< 0.010	< 0.001	0.702
Tyr	18.7	11.9	10.6	19.2	12.4	11.4	20.7	13.5	12.0	1.5	< 0.001	< 0.001	0.946
Val	27.8	15.2	14.4	30.3	16.8	16.0	32.5	17.4	16.1	2.1	< 0.001	< 0.001	0.296

Values, expressed as mmol/L of whole milk, are means with pooled SEM, n = 10 sows/treatment group
Data were analyzed by two-way ANOVA
¹Treatment (T), Day (D), and Treatment × Day (T × D) interaction

ISSN: 2049-1891