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Table 1 Effect of genotype on intestinal index and morphology in pigs

From: Intestinal microbiota could transfer host Gut characteristics from pigs to mice

Items TP YP RP SEM P-value
Relative length of SI (mm/g) 2.341a 1.744b 1.671b 0.099 0.003
Relative length of LI (mm/g) 0.942a 0.497b 0.552b 0.050 0.001
Relative length of I (mm/g) 3.283a 2.241b 2.223b 0.143 0.001
Relative density of SI (g/cm) 0.756 0.889 0.940 0.079 0.290
Relative density of LI (g/cm) 3.225b 3.158b 4.550a 0.213 0.003
Relative density of I (g/cm) 1.456 1.385 1.841 0.121 0.059
Relative weight of SI (%) 1.731 1.552 1.541 0.084 0.281
Relative weight of LI (%) 2.987a 1.555b 2.506a 0.166 0.001
Relative weight of I (%) 4.718a 3.107b 4.047a 0.215 0.002
Duodenum      
Villus height (μm) 722.380a 534.540b 521.160b 51.073 0.042
Crypt depth (μm) 395.980a 288.010ab 255.270b 32.871 0.039
Villus height: crypt depth 1.919 1.906 2.162 0.331 0.831
Jejunum      
Villus height (μm) 531.280a 433.240b 437.910b 26.658 0.050
Crypt depth (μm) 280.490ab 288.130a 204.470b 19.424 0.029
Villus height: crypt depth 1.987ab 1.565b 2.146a 0.140 0.046
Ileum      
Villus height (μm) 476.703a 457.320a 255.050b 30.871 0.002
Crypt depth (μm) 247.102a 303.920a 142.950b 25.648 0.006
Villus height: crypt depth 1.990 1.544 1.876 0.188 0.275
  1. TP Tibetan pig; YP Yorkshire pig; RP Rongchang pig; SI small intestine; LI, large intestine; I intestine
  2. Relative length of intestine (mm/g) = intestinal length/body weight
  3. Relative density of intestine (g/cm) = intestinal weight/ intestinal length
  4. Relative weight of intestine (%) = intestinal weight/body weight
  5. a-bWithin a row, means without a common superscript differ (P < 0.05)