Skip to main content

Table 2 Effect of age and inulin intake and their interaction on cecum fermentation parameters and cecal Ca and Mg levels in rats

From: Dietary inulin intake and age can significantly affect intestinal absorption of calcium and magnesium in rats: a stable isotope approach

  Cont 3 Mo Cont 6 Mo Cont 11 Mo Cont 21 Mo Inulin 3 Mo Inulin 6 Mo Inulin 11 Mo Inulin 21 Mo inulin age interaction
Cecal content pH 6.92 ± 0.24 6.87 ± 0.17 6.72 ± 0.58 6.62 ± 0.31 5.71 ± 0.58 5.41 ± 0.22 5.64 ± 0.37 5.57 ± 0.22 <0.0001 NS NS
Cecal content, g 2.20 ± 0.35 2.34 ± 0.68 2.53 ± 0.97 2.86 ± 0.74 6.18 ± 1.68 6.46 ± 1.57 7.09 ± 2.31 7.10 ± 1.91 <0.0001 NS NS
Cecal wall, g 0.87 ± 0.07 1.11 ± 0.22 1.32 ± 0.29 1.25 ± 0.15 1.80 ± 0.37 2.32 ± 0.29 2.51 ± 0.39 2.46 ± 0.30 <0.0001 NS NS
Acetate, μmol/cecum 22.4 ± 6.3 24.5 ± 9.4 24.4 ± 11.8 28.0 ± 8.5 49.2 ± 22.3 70.4 ± 16.7 54.3 ± 17.3 63.5 ± 11.4 <0.0001 0.033 NS
Propionate, μmol/cecum 5.49 ± 1.48 6.31 ± 2.20 5.11 ± 2.10 6.11 ± 1.72 15.56 ± 12.29 12.84 ± 5.04 9.96 ± 4.86 11.26 ± 3.92 <0.0001 NS NS
Butyrate, μmol/cecum 9.90 ± 2.70 8.63 ± 3.10 6.37 ± 2.78 8.01 ± 3.38 48.13 ± 25.12 69.51 ± 32.50 39.98 ± 18.42 43.15 ± 8.63 <0.0001 0.018 0.037
Total SCFA, μmol/cecum 37.8 ± 9.1 39.5 ± 13.5 35.9 ± 15.9 42.2 ± 12.6 112.9 ± 50.8 152.8 ± 40.0 104.2 ± 27.7 117.9 ± 17.3 <0.0001 0.024 0.049
  1. Values are mean ± SD, n = 10 animals.
  2. The rats were received inulin (7.5%) for 4 weeks before cecal parameters assessment.