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Table 3 Indices of methyl donor status in blood and tissues from ApoE mice fed a control (C) or high fat (HF) diet depleted of folic acid (F−) or folic acid and vitamins B6 and B12 (F−B−) for 16 weeks

From: Differential effects of nutritional folic acid deficiency and moderate hyperhomocysteinemia on aortic plaque formation and genome-wide DNA methylation in vascular tissue from ApoE-/- mice

 

Control fat

High fat

C

C−F

C−F−B

HF

HF−F

HF−F−B

Plasma folate (ng/ml)

87.8 ± 4.8a

16.2 ± 1.5b

14.9 ± 0.9b

104.9 ± 5.5c

15.5 ± 1.7b

15.0 ± 1.4b

Whole blood folate (ng/ml)

498.9 ± 42.9a

163.5 ± 8.9b

184.7 ± 6.8b

507.9 ± 26.0a

149.6 ± 9.7b

193.3 ± 18.7b

Liver folate (ng/mg protein)

106.0 ± 8.0a

47.1 ± 2.8b

50.2 ± 3.6b

117.1 ± 8.3a

42.0 ± 2.3b

41.1 ± 1.6b

Plasma B12 (ng/mg)

24.8 ± 2.3a

15.3 ± 1.0b

6.8 ± 0.1c

25.6 ± 3.0a

12.5 ± 0.5d

6.1 ± 0.5c

Whole blood B12 (ng/ml)

22.5 ± 1.0a,c

22.0 ± 0.6a,c

7.2 ± 0.7b

24.9 ± 1.6a

20.5 ± 1.1c

6.9 ± 1.0b

Liver B12 (ng/g protein)

1.49 ± 0.05a

1.43 ± 0.11a

0.96 ± 0.04b

1.38 ± 0.09a

1.18 ± 0.09c

0.84 ± 0.04b

Liver SAM (nmol/g tissue)

100.2 ± 9.2a

50.7 ± 4.0b

43.7 ± 2.6c

84.1 ± 4.7d

47.6 ± 6.7b

36.1 ± 1.8c

Liver SAH (nmol/g tissue)

50.4 ± 2.3a

71.6 ± 3.1b

86.1 ± 4.3c

47.6 ± 3.1a

68.1 ± 3.8b

89.7 ± 4.4c

  1. Values are means ± SEM for n = 10 mice sampled per group. Data not sharing superscript letters differ by P < 0.05