The aim of this study was to determine the effects
of Vitamin E and organic or inorganic selenium sources combined with Vitamin E
on growth performance and plasma and tissue glutathione peroxidase activity in
broilers. A total of 168, one-day old female commercial broiler chicks (Hubbard
strain) were randomly allotted to one control and three treatment groups, each
containing 42 birds. All experimental groups were replicated three times with
14 chicks per replicate. Feed and water were supplied ad libitum during the
experimental period. Four experimental diets were provided as follows: a. Basal
diet without Vitamin E and any selenium sources, for the control group
(control). b. Basal diet supplemented with 250 mg/kg Vitamin E for the
treatment group 1 (Vit E). c. Basal diet supplemented with 250 mg/kg Vitamin E
plus 0.2 mg/kg organic selenium for the treatment group 2 (Vit E+Or Se) d.
Basal diet supplemented with 250 mg/kg Vitamin E, plus 0.2 mg/kg inorganic
selenium for the treatment group 3 (Vit E+Inor Se). The experiment lasted 42
days At the end of the study, there was a difference (P<0.05) regarding body
weight gain in the first (Vit E) and the second (Vit E+Or Se) treatment groups
compared to the control group. Feed
conversion ratio was more efficient (P<0.05) in the treatment group 2 (Vit
E+Or Se) compared to the rest. Glutathione peroxidase activity in plasma
(P<0.01), kidney (P<0.05), leg muscle (p<0.05), heart (P<0.01) and
liver (P<0.01) elevated in all of the treatment groups compared to the
control group. Liver glutathione peroxidase activity in the treatment group 2
(Vit E+Or Se) was higher than the rest. The results of this study indicated
that, utilisation of organic selenium plus vitamin E in broiler diets was
effective for improving the body weight gain, the feed conversion ratio, and
plasma and tissue glutathione peroxidase activity
Broiler glutathione peroxidase performance selenium Vitamin E
Konular | Veteriner Cerrahi |
---|---|
Bölüm | Araştırma Makaleleri |
Yazarlar | |
Yayımlanma Tarihi | 31 Aralık 2007 |
Yayımlandığı Sayı | Yıl 2007 Sayı: 3 |
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