The impact of vitamin E and/or selenium dietary supplementation on growth parameters and expression levels of the growth-related genes in broilers

Table 2 Effect of dietary vitamin E and/or selenium supplementation on the body weight gain (g) of broilers

Groups Items	Control	Vit. E	Se	Vit. E + Se
1 week	93.07±2.01 ^c	104.40±1.06 ^ab	102.67±2.36 ^b	111.87±3.82 ^a
2 weeks	193.73±1.55^c	232.00±1.15^b	202.00±1.15^c	260.67±5.17^a
3 weeks	344.80±2.57^c	353.33±2.33^b	372.33±1.20^a	326.67±1.33^d
4 weeks	416.80±4.01^c	459.33±2.03^b	460.67±5.21 ^b	529.33±1.76 ^a
5 weeks	586.40±3.27^c	653.33±4.91 ^b	536.33±4.48 ^d	613.33±1.67^a
Total BWG	1634.80 ±1.06^d	1802.40 ±2.71^b	1674.00 ±1.36^c	1841.87± 3.91 ^a

Values are means ± standard error. Mean values with different letters at the same row significantly at (P≤0.05). Vit. E= group supplemented with vitamin E; Se= group supplemented with selenium; Vit. E + Se=group supplemented with vitamin E and selenium

ISSN: 1746-6148