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Table 5 Serum immune status of piglets fed control or peroxidized oil supplemented without or with antioxidants1

From: Growth performance, oxidative stress and immune status of newly weaned pigs fed peroxidized lipids with or without supplemental vitamin E or polyphenols

ItemTreatments 
Control oilPeroxidized oilSEMP-value2
CONVITEPOLCONVITEPOLODSO × DO × S × D
Interferon-γ, pg/mL
 Day 1414,510493615,59610,7656032719333300.4080.0340.1160.1580.337
 Day 3514,757798714,82411,46010,36814,351
Interleukin-1α, pg/mL
 Day 141329697735663320.6010.0170.3510.0090.703
 Day 3547363284774
Interleukin-1β, pg/mL
 Day 14203011398916124155183500.3070.0520.0430.0030.230
 Day 353883372477351092394
Interleukin-1ra, pg/mL
 Day 1412548617376376156741600.9390.0220.0830.0020.239
 Day 35507414369932635607
Interleukin-2, pg/mL
 Day 1414124067395293774892030.4810.0100.0520.0150.149
 Day 35244235203642438259
Interleukin-4, pg/mL
 Day 1480552040568639312307240313430.7740.0180.0560.0100.357
 Day 3513911162901451029561747
Interleukin-6, pg/mL
 Day 142541541551007385460.3610.0060.4200.0050.590
 Day 354334308514037
Interleukin-8, pg/mL
 Day 146237579854275076731800.1350.8270.8010.4220.799
 Day 35672821730755607491
Interleukin-10, pg/mL
 Day 143840251924501634112414516570.1420.0010.3170.0200.544
 Day 3578256662314641063495
Interleukin-12, pg/mL
 Day 1415881310119399610449981470.1980.0040.2630.0080.092
 Day 358038179581232877873
Interleukin-18, pg/mL
 Day 143384161724501871135216425420.7640.0210.1180.0210.459
 Day 351104963787226515851005
Tumor necrosis factor-α, pg/mL
 Day 1423251911993516590.4280.4190.8850.7940.023
 Day 358942131596970
  1. 1Values analyzed represent least squares means of 8 pigs. Antioxidant supplementation consisted of control (CON), vitamin E (VITE) or polyphenols (POL)
  2. 2Effects abbreviations: O oil source, D day, S supplementation, and their interactions; O × S oil × supplementation (P ≥ 0.05) and S × D = supplementation × day (P ≥ 0.05)