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Table 9 The effects of dietary nucleotides supplementation on fecal microflora of weaned pigs challenged with E. coli K88 (Exp. 2)a

From: Response to an Escherichia coli K88 oral challenge and productivity of weanling pigs receiving a dietary nucleotides supplement

Item, log10cfu/g CON R150 R220 R275 SEMb Contrastc
1 2 3
Before Challenge         
Lactobacillus 7.23 7.32 7.37 7.44 0.16 0.45 0.60 0.97
E. coli 6.14 6.08 6.09 6.07 0.14 0.72 0.98 0.95
After Challenge         
Lactobacillus 7.20 7.24 7.27 7.15 0.07 0.77 0.34 0.33
E. coli 6.55 6.38 6.34 6.30 0.08 0.03 0.49 0.94
  1. aAbbreviation: CON basal diet, R150 basal diet + nucleotides 150 mg/kg, R220 basal diet + nucleotides 220 mg/kg, R275 basal diet + nucleotides 275 mg/kg
  2. bStandard error mean
  3. cContrast: 1) CON vs. mean of nucleotide groups; 2) R150 vs. R275; 3) R220 vs. mean of R150 and R275