Table 4.

Effects of bisdemethoxycurcumin on the T-SH contents and antioxidant enzymes activities of jejunum and ileum in LPS-challenged broilers.¹

Item	Basal diet		BDC diet		SEM	P-value
	Saline	LPS	Saline	LPS		BDC	LPS	Interaction
Jejunum
T-SH (μmol/mg protein)	9.85	6.64	9.51	8.61	0.483	0.404	0.042	0.242
SOD (U/mg protein)	162.37	100.62	177.67	173.75	8.891	0.019	0.075	0.115
GSH-Px (U/mg protein)	56.55a	22.30b	52.56a	39.13a,b	2.447	0.200	<0.001	0.042
GR (U/mg protein)	17.65	14.34	18.05	17.06	0.310	0.018	0.002	0.071
GST (U/mg protein)	7.61a	5.25b	7.07a	6.87a	0.203	0.192	0.004	0.013
Ileum
T-SH (μmol/mgprot)	12.42	9.77	12.26	10.05	0.399	0.936	0.005	0.780
SOD (U/mg protein)	178.64a	156.61b	179.86a	167.71b	1.184	0.015	<0.001	0.046
GSH-Px (U/mg protein)	45.70a	26.95c	44.11a,b	36.17b	1.060	0.083	<0.001	0.017
GR (U/mg protein)	15.81	13.59	16.36	13.61	0.562	0.802	0.036	0.815
GST (U/mg protein)	8.85	5.35	12.90	8.97	0.488	0.001	0.001	0.827

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

Abbreviations: GR, glutathione reductase; GSH-Px, glutathione peroxidase; GST, glutathione S-transferase; SOD, superoxide dismutase; T-SH, total thiol.

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