Mammary cell proliferation and catabolism of adipose tissues in nutrition-restricted lactating sows were associated with extracellular high glutamate levels

Table 2 The performance of lactating sows and piglets

Item	Treatment^a		Pooled SEM	P*
Item	CON	RFA
Sows
Feed intake, kg/d	4.84	3.59	0.15	< 0.01
Body weight, kg
d 0	199.20	198.05	6.21	0.86
d 28	184.08	160.43	7.81	0.014
Body weight loss, kg
d 0–28	15.87	37.62	5.48	< 0.01
Backfat, mm
d 0	15.25	16.08	1.73	0.91
d 28	12.40	11.25	1.75	0.53
Backfat loss, mm
d 0–28	2.75	4.83	0.81	0.03
Milk yield, kg/d
d 0	3.78	3.73	0.54	0.93
d 7	7.83	7.90	0.21	0.76
d 14	9.17	9.20	0.56	0.96
d 21	9.39	9.30	0.65	0.90
d 28	9.10	8.88	0.66	0.76
Piglets
Body weight, kg
d 0	1.31	1.30	0.01	0.93
d 7	2.48	2.59	0.11	0.37
d 14	3.81	3.59	0.27	0.87
d 21	5.11	4.69	0.48	0.63
d 28	6.63	6.37	0.60	0.67
Average daily gain, kg
d 0–7	0.17	0.18	0.02	0.40
d 7–14	0.19	0.14	0.03	0.10
d 14–21	0.19	0.16	0.04	0.44
d 21–28	0.22	0.22	0.02	0.87