Table 1 |
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|
Differences in the concentration of retinol, carotenoids and α-tocopherol (μmol/l; mean ± SD) between plasma samples (n = 14) obtained from paired venous or capillary blood |
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|
Venous |
capillary |
|
|
|
||
|
α-Tocopherol |
20.80 ± 10.02 |
23.35 ± 10.02* |
|
Retinol |
1.42 ± 0.31 |
1.69 ± 0.39* |
|
Lutein |
0.21 ± 0.08 |
0.23 ± 0.09 |
|
Zeaxanthin |
0.02 ± 0.01 |
0.02 ± 0.01 |
|
β-Cryptoxanthin |
0.11 ± 0.05 |
0.13 ± 0.06 |
|
α-Carotene |
0.11 ± 0.07 |
0.14 ± 0.090* |
|
β-Carotene |
0.54 ± 0.28 |
0.66 ± 0.32* |
|
Lycopene |
0.19 ± 0.12 |
0.25 ± 0.13*** |
|
|
||
|
* P < 0.05 *** P < 0.001 |
||
|
Schweigert et al. Nutrition Journal 2003 2:17 doi:10.1186/1475-2891-2-17 |
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