Effects of Ilicis Chinensis folium extract supplementation on growth performance, serum parameters, intestinal morphology, and antioxidant capacity of broiler chickens

Table 7 Effect of dietary different concentration of ICFE supplementation on antibodies and cytokines in serum of broiler chickens¹

Parameter	ICFE (mg/kg)				SEM	P-Value
Parameter	0	250	500	1000	SEM	P-Value
IL-2 (ng/L)	8.62^b	18.24^ab	12.01^ab	38.524^a	4.62	0.01
IL-4 (ng/L)	53.57^b	105.02^ab	84.45^ab	115.62^a	10.52	0.17
IL-8 (ng/L)	566.01	663.48	626.67	751.97	46.97	0.58
TNF-α (ng/L)	39.01	74.13	55.81	83.46	8.51	0.26
IgG (mg/ml)	18.41	17.89	17.25	20.77	1.59	0.88
IgA (mg/ml)	3.09	6.19^a	4.51^b	4.44^b	0.32	0.01
IgM (mg/ml)	21.18	20.50	26.09	26.99	2.27	0.66

¹Data are means collected from 2 broiler/replicate, 9 replicates/treatment
²Abbreviations: IL-2, Interleukin-2; IL-4, Interleukin-4; IL-8, Interleukin-8; TNF-α, tumor necrosis factor-α; IgG, immunoglobulin G; IgA, immunoglobulin A; IgM, immunoglobulin M
^3a−bMeans with different letters within a row differ significantly (P < 0.05)

ISSN: 1746-6148