Table 8 Effects of tannic acid on serum zonulin and ET in broiler chickens with NE

d 28

 Zonulin, ng/L

1,173.49 ± 26.79^d

1,618.44 ± 23.52^a

1,470.91 ± 15.53^b

1,342.39 ± 23.42^c

1,308.53 ± 27.41^c

1,307.13 ± 23.76^c

< 0.001

< 0.001

< 0.001

 ET, EU/L

89.04 ± 3.15^c

120.41 ± 2.86^a

105.59 ± 5.22^b

100.74 ± 3.54^b

96.05 ± 3.19^bc

94.51 ± 2.92^bc

< 0.001

< 0.001

0.060

d 35

 Zonulin, ng/L

1,115.82 ± 17.94^e

1,570.35 ± 25.15^a

1,446.91 ± 21.36^b

1,378.46 ± 15.37^c

1,316.14 ± 27.27 ^cd

1,265.03 ± 27.26^d

< 0.001

< 0.001

0.100

 ET, EU/L

86.11 ± 3.14 ^cd

115.91 ± 3.89^a

99.22 ± 3.85^b

102.75 ± 2.93^b

81.83 ± 2.20^d

94.44 ± 4.19^bc

< 0.001

< 0.001

0.014