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Table 5 Effect of age and inulin intake and their interaction on status biomarkers of Ca and Mg 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 M Cont 6 M Cont 11 M Cont 21 M Inulin 3 M Inulin 6 M Inulin 11 M Inulin 21 M inulin age interaction
Plasma Ca, mg/L 98 ± 4 98 ± 5 95 ± 6 100 ± 5 102 ± 5 99 ± 4 98 ± 3 100 ± 4 0.0601 0.0619 NS
Tibia weight, mg dw 480 ± 42 630 ± 80 717 ± 89 630 ± 93 489 ± 66 617 ± 66 841 ± 92 648 ± 47 0.042 <0.0001 0.023
Bone Ca, mg/g dw 207 ± 21 214 ± 15 216 ± 15 215 ± 21 205 ± 13 215 ± 18 202 ± 14 228 ± 7 NS 0.018 0.0639
Plasma Mg, mg/L 17.9 ± 1.1 17.7 ± 1.1 17.2 ± 1.0 16.9 ± 1.3 17.6 ± 1.1 17.9 ± 1.3 18.2 ± 1.5 18.2 ± 1.7 0.0570 NS NS
Erythrocyte Mg, mg/L 45.4 ± 3.8 44.2 ± 4.7 42.5 ± 3.4 43.4 ± 3.0 44.9 ± 4.9 43.8 ± 2.5 44.3 ± 3.6 43.8 ± 3.9 NS NS NS
Bone Mg, mg/g dw 3.92 ± 0.10 3.79 ± 0.08 3.72 ± 0.08 3.76 ± 0.08 3.91 ± 0.10 3.72 ± 0.07 3.73 ± 0.09 3.72 ± 0.09 NS <0.0001 NS
  1. Values are mean ± SD, n = 10 animals.