Table 5

Effect of age and inulin intake and their interaction on status biomarkers of Ca and Mg in rats

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

Values are mean ± SD, n = 10 animals.

Coudray et al. Nutrition Journal 2005 4:29   doi:10.1186/1475-2891-4-29