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. 2021 May 19;100(8):101266. doi: 10.1016/j.psj.2021.101266

Table 6.

Antioxidants and immunity of growing Japanese quail as affected by licorice powder.

Licorice levels (mg/kg diet)
 P value2
Items 0 250 500 750 1000 SEM1 Linear Quadratic
SOD (U/mL)3 0.09 0.36 0.24 0.25 0.11 0.019 0.2060 <0.0001
MDA (nmol/mL) 0.46 0.14 0.21 0.27 0.49 0.022 0.0413 <0.0001
TAC 0.10 0.21 0.21 0.16 0.12 0.037 0.7993 0.0394
IgG (mg/dL) 0.70 1.27 0.75 1.85 0.70 0.110 0.1663 0.0030
IgM (mg/dL) 0.44 0.48 1.36 0.95 0.46 0.043 0.0427 <0.0001
Lysozyme (U/mL) 0.11 0.28 0.22 0.21 0.19 0.039 0.5259 0.0525
1

Standard error means.

2

Linear and quadratic effects.

3

SOD: superoxide dismutase; MDA: malondialdehyde; TAC: total antioxidant capacity; IgG and M: immunoglobulin G.