The effect of dietary bacterial organic selenium on growth performance, antioxidant capacity, and Selenoproteins gene expression in broiler chickens

Table 6 Effect of dietary supplementation of bacterial organic Se on serum, liver, and kidney antioxidant status of broilers

Parameters	Dietary treatments ¹					SEM	P value
Parameters	T1	T2	T3	T4	T5	SEM	Anova	B	O
Serum
T-AOC²	647.35	675.78	705.45	655.18	653.95	12.90	0.654	0.465	0.904
GSH-Px³	8.50^b	11.78^a	11.46^ab	11.28^ab	13.61^a	0.536	0.029	0.005	0.764
SOD⁴	0.159^b	0.166^a	0.160^b	0.160^b	0.161^b	0.001	0.027	0.112	0.004
Catalase⁵	12.064	12.642	12.588	12.325	12.363	0.081	0.149	0.039	0.271
MDA⁶	1.158^a	0.929^b	0.959^b	0.869^b	0.736^c	0.035	<.0001	<.0001	0.1180
Liver
T-AOC	1250.8	1306.6	1576.1	1342.7	1484.9	41.35	0.053	0.059	0.092
GSH-Px,	99.37^b	111.23^b	107.68^b	154.60^a	103.45^b	6.117	0.009	0.039	0.376
SOD	0.1672	0.1670	0.1673	0.1673	0.1672	0.0001	0.781	0.927	0.2512
Catalase	12.279^c	12.770^b	12.831^ab	13.037^a	12.857^ab	0.066	<.0001	<.0001	0.139
MDA	0.989^a	0.640^b	0.773^ab	0.733^b	0.800^ab	0.039	0.044	0.007	0.141
Kidney
T-AOC	1120.10^c	1222.63^ab	1263.41^a	1122.10^c	1182.73^cb	16.05	0.003	0.012	0.253
GSH-Px	41.12^c	51.26^b	55.32^b	47.84^bc	72.62^a	2.679	<.0001	0.001	0.042
SOD	0.1664^cb	0.1663^c	0.1665^cb	0.1671^a	0.1670^ab	0.0001	0.027	0.192	0.021
Catalase	13.159^b	13.160^b	13.259^a	13.217^ab	13.284^a	0.016	0.013	0.031	0.008
MDA	7.202^a	7.171^a	5.358^b	5.124^b	5.757^b	0.229	<.0001	0.0003	<.0001

B = basal diet versus Se supplemented diets, O = organic Se versus inorganic Se diet,
^a,b,c means having different superscript along the same row for each factor are significantly different (P < 0.05)
¹T1; basal diet, T2; basal diet +0.3 mg/ kg feed sodium selenite, T3; basal diet +0.3 mg/ kg feed ADS1 Se, T4; basal diet +0.3 mg/ kg feed ADS2 Se, T5; basal diet +0.3 mg/ kg feed ADS18 Se
²T–AOC expressed as μM Trolox Equivalents
³Glutathione peroxidase activity is expressed as U/L (one unit is the amount of GSH-Px that produces 1 μmole of GS-SG per min)
⁴SOD: One unit corresponds to the amount of enzyme needed to scavenges dismutation of the superoxide radical
⁵Catalase activity is expressed as U/L (one unit is the amount of catalase that decomposes 1μmole of H₂O₂ per min)
⁶MDA is expressesd as μM MDA equivalents

ISSN: 1746-6148