Effects of vitamin E, inorganic selenium, bacterial organic selenium, and their combinations on immunity response in broiler chickens

Table 7 Main effect means of dietary selenium sources and vitamin E levels on body weight, feed intake and lymphoid organ weight of 42-day broiler chickens

Items (g)	Se			Vit E		SEM	P values
Items (g)	NS	SS	ADS18-Se	0	100	SEM	Se	Vit	Se* Vit
Initial BW	41.9	42.1	43.3	43.2	42.5	0.28	0.325	0.135	0.543
Final BW	2747.7^b	2858.3^a	2900.8^a	2799.7^b	2871.4^a	21.79	0.004	0.048	0.565
Average DFI	98.34^a	92.67 ^b	90.89^b	99.71^a	94.23^b	1.21	≤.0001	0.001	0.061
Lymphoid organ weight (% of BW)
Thymus	0.204	0.169	0.209	0.205	0.178	0.014	0.483	0.367	0.272
Bursa	0.064	0.059	0.057	0.053	0.067	0.006	0.873	0.218	0.152
Spleen	0.123	0.137	0.114	0.115	0.138	0.010	0.755	0.365	0.788

^a-b Means with different superscripts within a row-subgroup are significantly different (P < 0.05)
NS no Se supplement, SS sodium selenite, ADS18-Se, bacterial organic Se
BW body weight, DFI daily feed intake per pen (n = 6)

ISSN: 1746-6148