Table 5.

Effects of bisdemethoxycurcumin on the expression of antioxidant genes of jejunum in LPS-challenged broilers.¹

Items2	Basal diet		BDC diet		SEM	P-value
	Saline	LPS	Saline	LPS		BDC	LPS	Interaction
CAT	100.00b	67.67d	108.44a	82.06c	0.662	<0.001	<0.001	0.033
CuZnSOD	100.00	66.66	105.07	77.86	1.801	0.032	<0.001	0.402
γ-GCLc	100.00a	65.48c	100.74a	80.10b	1.703	0.032	<0.001	0.051
γ-GCLm	100.00	68.93	99.15	71.46	0.995	0.677	<0.001	0.402
GSH-Px	100.00	66.42	98.16	70.02	1.304	0.738	<0.001	0.306
GR	100.00	61.92	100.66	68.30	0.799	0.036	<0.001	0.084
Nrf2	100.00a	65.076c	101.83a	75.69b	0.841	0.001	<0.001	0.014
HO-1	100.00b	66.36d	110.05a	84.99c	1.044	<0.001	<0.001	0.049
NQO1	100.00a	58.32c	101.67a	76.89b	1.041	<0.001	<0.001	0.000

^a–dMeans with no common superscript within each row are significantly (P < 0.05) different.

¹BDC, basal diet fed with 150 mg/kg bisdemethoxycurcumin; LPS, lipopolysaccharide with a dose of 1 mg/kg of body weight.

²Catalase (CAT), copper and zinc superoxide dismutase (CuZnSOD), catalytic subunit of γ-glutamylcysteine ligase (γ-GCLc), modified subunit of γ-glutamylcysteine ligase (γ-GCLm), glutathione peroxidase (GSH-Px), glutathione reductase (GR), nuclear factor erythroid-2-related factor 2 (Nrf2), heme oxygenase 1 (HO-1), and NAD(P)H quinone oxidoreductase 1 (NQO1).