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Table 3 Effect of N-acyl homoserine lactonase (AHLase) on intestinal morphology1of broilers challenged by Salmonella Typhimurium

From: Supplemental N-acyl homoserine lactonase alleviates intestinal disruption and improves gut microbiota in broilers challenged by Salmonella Typhimurium

 

Jejunum

Ileum

VH, μm

CD, μm

V/C

VH, μm

CD, μm

V/C

Day 10

NC2

626.22±62.64

106.85±10.07b

5.86±0.59a

485.79±20.67b

117.68±2.74b

4.13±0.18b

 

PC

573.60±74.18

163.69±30.66a

3.83±0.13b

467.91±28.24b

153.65±30.09a

3.05±0.18c

 

AHLase

634.42±20.21

109.20±9.54b

5.81±0.19a

547.93±15.57a

114.20±16.40b

4.80±0.14a

 

P-value

0.352

0.002

< 0.001

0.002

0.037

< 0.001

Day 14

NC2

649.46±40.12

100.85±13.47

6.95±0.41a

562.59±48.41

90.03±2.67b

6.29±0.42a

 

PC

606.08±126.04

108.85±13.54

5.41±0.28b

526.58±34.54

113.93±6.95a

5.01±0.52b

 

AHLase

642.24±82.99

88.87±17.50

6.96±0.31a

548.53±13.88

86.64±8.64b

6.54±0.68a

 

P-value

0.772

0.267

< 0.001

0.386

< 0.001

0.003

  1. a,b Values within a column with unlike superscript letters differ significantly (P < 0.05)
  2. 1 VH villus height, CD crypt depth, V/C villus height to crypt depth ratio
  3. 2 NC negative control (broilers were free of challenge), PC positive control (broilers were challenged with S. Typhimurium from 7 to 9 d of age); AHLase, PC broilers supplemented with 10 U/g AHLase