Effects of plant essential oil supplementation on growth performance, immune function and antioxidant activities in weaned pigs

Table 5 Antioxidant in serum of weaned pigs fed different levels of PEO^a

Items^b	CON	PEO50	PEO100	PEO200	P
Items^b	CON	PEO50	PEO100	PEO200	Linear	Quadratic
CAT, U/mL	18.89 ± 1.26	19.62 ± 1.22	20.22 ± 0.52	20.18 ± 0.53	0.248	0.456
T-AOC, U/mL	2.10 ± 0.10	2.13 ± 0.12	2.16 ± 0.24	2.32 ± 0.13	0.451	0.642
MDA, nmol/mL	3.68 ± 0.40	3.21 ± 0.24	3.08 ± 0.47	2.67 ± 0.28	0.030	0.100
T-SOD, U/mL	18.15 ± 0.37	18.34 ± 0.18	18.67 ± 0.42	18.27 ± 0.13	0.721	0.388
GSH, mgGSH/L	3.12 ± 0.58	2.94 ± 0.38	3.98 ± 0.56	4.44 ± 0.39	< 0.01	< 0.01

total superoxide dismutase; GSH, glutathione
Treatments: CON means basal diet; PEO50 means basal diet with 50 ppm PEO; PEO100 means basal diet with 100 ppm PEO; PEO200 means basal diet with 200 ppm PEO
^aValues are means ± S.E, n = 6
^bCAT catalase, T-AOC total antioxidant capacity, MDA methane dicarboxylic aldehyde, T-SOD Total superoxide dismutase

ISSN: 1476-511X