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Variable	Day	Groups
Variable	Day	Control	Imidacloprid	Imidacloprid + Vitamin E & Selenium
Total immunoglobulins (g/dl)	21 (n=8)	0.70 ± 0.06	0.52 ± 0.04	0.63 ± 0.04
Total immunoglobulins (g/dl)	45(n=12)	0.72 ± 0.02a	0.59 ± 0.02b	0.68 ± 0.01a
Circulating immune complexes (g/dl)	21 (n=8)	0.07 ± 0.005	0.06 ± 0.006	0.07 ± 0.006
Circulating immune complexes (g/dl)	45(n=12)	0.07 ± 0.003a	0.04 ± 0.006b	0.06 ± 0.003a

Values indicate mean ± S.E
Means ± S.E. within a row lacking a common superscript differ at P<0.05

Table 2: Effect of chronic oral administration of imidacloprid (5 mg/kg bw) on total immunoglobulins and circulating immune complexes in broiler chickens on day 21 and 45 and supplementation vitamin E and selenium (5 mg/kg bw + 200 mg/kg feed).