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Table 3 Effects of BPS on the serum indicators of Holstein heifers (n = 4)

From: Effect of Broussonetia papyrifera silage on the serum indicators, hindgut parameters and fecal bacterial community of Holstein heifers

Item1 Diets treatment2 SEM3 P-value
T0 T25 T50 T75 Linear Quadratic Cubic
Serum anti-oxidant indicators
 MDA (mmol/L) 2.61a 2.24ab 1.79b 2.34ab 0.20 0.018 0.675 0.242
 SOD (U/mL) 88.90 88.93 87.48 85.46 2.68 0.332 0.708 0.942
 GSH-Px (U/mL) 58.45 50.31 44.50 43.63 7.40 0.134 0.631 0.941
 CAT (U/mL) 0.47 0.50 0.37 0.42 0.05 0.286 0.827 0.161
 T-AOC (mmol/L) 0.46 0.41 0.43 0.41 0.02 0.128 0.513 0.221
Serum immune indicators
 IgA (g/L) 0.11b 0.13a 0.14a 0.14a 0.01 0.019 0.224 0.774
 IL-1β (ng/L) 46.86a 45.61a 38.77b 40.08b 2.20 0.011 0.572 0.210
 IL-2 (ng/L) 292.84 290.91 281.16 252.76 15.47 0.054 0.974 0.718
 IL-4 (ng/L) 77.99b 83.62b 93.19ab 106.34a 5.21 0.001 0.482 0.988
 IL-6 (ng/L) 11.39 10.36 10.46 9.88 0.87 0.263 0.796 0.657
 IL-10 (ng/L) 43.93ab 48.03a 43.90ab 41.44b 1.90 0.122 0.483 0.558
 IL-17 (ng/L) 56.05 51.56 45.33 52.55 3.29 0.254 0.097 0.341
  1. 1MDA, malondialdehyde; SOD, superoxide dismutase; GSH-Px, glutathione peroxidase; CAT, catalase; T-AOC, total antioxidant capacity; Ig, immunoglobulin A; IL, interleukin
  2. 2T0, BPS replaces 0% of WCS; T25, BPS replaces 25% of WCS; T50, BPS replaces 50% of WCS; T75, BPS replaces 75% of WCS. BPS, Broussonetia papyrifera silage; WCS, whole corn silage. Different letters mean significant difference
  3. 3SEM, standard error of mean