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Table 6 Histomorphometric analysis of intestine from layer chickens supplemented with four successive weeks of Lactulose (Vetelact)

From: Use of lactulose as a prebiotic in laying hens: its effect on growth, egg production, egg quality, blood biochemistry, digestive enzymes, gene expression and intestinal morphology

Measurement (μm)

Treatment groups

P value

Group 1 (control)

Group 2 (vetelact 0.05 ml/kg)

Group 3 (vetelact 0.1 ml/kg)

Group 4 (vetelact 0.15 ml/kg)

Villi height

747.16 ± 8.91c

957.37 ± 13.99b

1084.79 ± 9.09a

1098.02 ± 12.78a

< .0001

Villi width

66.79 ± 2.87c

80.34 ± 3.14b

70.27 ± 2.28c

91.79 ± 1.16a

< .0001

Crypt depth

107.00 ± 6.11c

142.49 ± 7.11b

179.52 ± 8.42a

150.99 ± 1.52b

< .0001

Tunic muscularis thickness

157.46 ± 3.20c

254.61 ± 18.12a

200.74 ± 0.37b

126.52 ± 0.88d

< .0001

  1. Data are presented as Means ± SE. Those within a row superscripted by different letters are significantly different (p < 0.05)
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BMC Veterinary Research

ISSN: 1746-6148

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