Table 8.

Effects of BL and PSE on antioxidant indices of liver and spleen of weaned piglets ¹.

Items 2	PSE × BL				Pooled SEM	p-Value
	−PSE	−PSE	+PSE	+PSE		PSE	BL	Interaction
	−BL	+BL	−BL	+BL
Liver
T-AOC, U/mg protein	2.77	4.52	5.15	6.79	0.65	0.002	0.016	0.936
MDA, nmol/mg protein	30.65	31.89	18.54	19.33	1.80	<0.001	0.580	0.901
Spleen
T-AOC, U/mg protein	4.20	3.46	4.21	4.88	0.53	0.192	0.950	0.195
MDA, nmol/mg protein	45.21	30.89	25.20	18.64	3.02	<0.001	0.003	0.215

¹ Values were presented as means ± pooled SEM, n = 6. ² BL, multi-strain probiotics; PSE, Perilla frutescens seed extract; −PSE−BL, basal diet; +PSE−BL, basal diet + 1 g/kg Perilla frutescens seed extract; +BL−PSE, basal diet + 2 g/kg multi-strain probiotics; +BL + PSE, basal diet+2 g/kg multi-strain probiotics + 1 g/kg Perilla frutescens seed extract.