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Table 4 Effects of environment and LP on the duodenal morphology of chickens after CP administration

From: Effects of Lactobacillus plantarum on intestinal integrity and immune responses of egg-laying chickens infected with Clostridium perfringens under the free-range or the specific pathogen free environment

 Villus height (μm)Crypt depth (μm)V/C
1st day3rd day10th day1st day3rd day10th day1st day3rd day10th day
SPFC954.42961.491001.87121.52100.05107..798.5610.259.75
SPFL1111.291017.621011.3385.53100.2699.4713.7110.6210.80
FRC822.791007.14971.91112.48145.04109.767.727.489.25
FRL1012.061067.211061.76115.21128.3785.199.158.9213.25
SEM13.05911.2289.6621.9502.0971.5140.2440.1790.170
Main effects
 Environment
  SPF1036.66983.391006.57102.65100.13103.6511.2610.3910.27
  FRS926.031040.661010.42113.97135.7499.238.508.2810.96
Lactobacillus
  NLP895.26981.96986.99117.46120.23108.778.189.019.50
  LP1064.591048.171032.9499.49117.5793.3511.579.5711.85
P-value
  Environment0.0000.0350.5970.0090.0000.0430.0000.0000.005
Lactobacillus0.0000.0100.0110.0000.0510.0000.0000.0120.000
  Environment × Lactobacillus0.5360.9300.0380.0000.0450.0080.0000.1350.000
  1. V/C represented the ratio of the height of the villi to the depth of the crypt, the same as the table below