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Table 4 Effect of clays on goblet cell number and size in ileum and colon of pigs experimentally infected with a pathogenic E. coli 1

From: Escherichia coli challenge and one type of smectite alter intestinal barrier of pigs

  Treatment2   P-value
  Sham E. coli   Main effect3 CON vs. SM4
Item CON SMA SMB ZEO CON SMA SMB ZEO SEM E. coli Diet E x D Sham E. coli
Ileum               
Number5 25.54 23.58 23.67 25.62 27.42 25.00 32.42 26.87 3.08 < 0.01 0.16 0.06 0.49 0.71
Size6,7, μm2 29.47b 29.58b 31.88a,b 30.72b 31.00a,b 35.96a 30.65b 31.89a,b 0.764 0.01 0.18 0.01 0.32 0.15
Colon               
Number 28.21 24.75 27.54 25.83 27.71 28.85 26.67 24.18 12.71 0.84 0.43 0.39 0.29 0.60
Size, μm2 26.26 27.33 27.60 30.37 25.56 28.31 25.82 27.69 0.801 0.20 0.04 0.41 0.09 0.21
  1. a-b Means with different superscripts in the same row differ.
  2. 1n = 8 pigs/treatment.
  3. 2Sham = unchallenged; E. coli = E. coli challenged; CON = control diet; SMA = 0.3% smectite A; SMB = 0.3% smectite B; ZEO = 0.3% zeolite.
  4. 3E. coli = E. coli challenge effect; Diet = diet effect; E x D = interaction between E. coli and diet effects.
  5. 4Contrast between CON and all clay treatments within challenge treatments.
  6. 5Goblet cell number; total number of goblet cells per villus, average of 3 villi.
  7. 6Goblet cell size, cross-sectional area.
  8. 7Con vs. SMA (Tukey adjustment) P = 0.07.