Table 7.

Effects of dietary Forsythia suspensa extract supplementation to lactating sows and nursery pigs on post-weaning antioxidant status and immune function in serum (n = 8)

Sow diet	Control		FSE1		SEM	P-value
Nursery diet	Control	FSE	Control	FSE		Sow diet	Nursery diet	Sow diet × Nursery diet
Day 14
SOD, U/mL	139b	143a	141a	136b	2.16	0.23	0.77	0.04
T-AOC, U/mL	4.71	5.85	6.21	5.94	0.52	0.14	0.40	0.19
GSH-Px, U/mL	700b	732b	873a	741b	38.38	0.03	0.21	0.04
CAT, U/mL	5.47b	6.55a	6.21a	5.49b	0.37	0.68	0.64	0.02
MDA, nmol/mL	4.01	3.58	3.80	4.00	0.36	0.72	0.80	0.35
TNF-α, pg/mL	67.72	64.35	64.89	63.11	3.82	0.60	0.51	0.84
Day 28
SOD, U/mL	112	120	134	139	1.68	< 0.01	0.01	0.51
T-AOC, U/mL	10.45c	11.69bc	14.31a	12.70b	0.29	< 0.01	0.66	< 0.01
GSH-Px, U/mL	577c	688b	707a	618b	20.35	0.32	0.69	< 0.01
CAT, U/mL	5.28	6.96	5.65	5.97	0.30	0.48	0.04	0.14
MDA, nmol/mL	5.92	3.99	4.04	3.55	0.30	0.02	0.01	0.11
TNF-α, pg/mL	73.79a	67.24ab	57.40b	68.15ab	2.17	< 0.02	0.51	0.03
IgG, g/L	7.98	9.62	9.86	11.18	0.30	< 0.01	< 0.01	0.72
IgA, g/L	0.73b	0.80ab	0.83a	0.70b	0.03	0.96	0.57	0.04
IgM, g/L	0.73	0.78	0.74	0.70	0.03	0.37	0.88	0.32
Gross hormone, ng/mL	3.65	3.56	5.40	4.88	0.28	< 0.01	0.46	0.60

¹FSE, Forsythia suspensa extract.

^a–cDifferent superscripts within a row mean significant difference (P < 0.05).