Research Article
Selenium Accumulating Leafy Vegetables Are a Potential Source of Functional Foods
Table 2
Selenium concentration (µg/g) in vegetable samples.
| Vegetable species | Mean concentration (µg/g) ± SD | Leaves samples | Stems samples | Early harvest | Late harvest | Control | Early harvest | Late harvest | Control |
| V. unguiculata | 5.86 ± 0.46 | 7.01 ± 0.21 | 0.75 ± 0.16 | 3.39 ± 0.41 | 4.37 ± 0.13 | 0.56 ± 0.09 | C. maxima | 6.49 ± 0.26 | 7.90 ± 0.40 | 1.30 ± 0.27 | 2.32 ± 0.32 | 5.35 ± 0.78 | 0.56 ± 0.13 | A. hybridus | 2.37 ± 0.37 | 2.81 ± 0.09 | 0.28 ± 0.06 | 1.22 ± 0.09 | 1.97 ± 0.02 | 0.19 ± 0.02 | Amaranthus sp. | 1.95 ± 0.12 | 2.21 ± 0.09 | 0.22 ± 0.07 | 1.12 ± 0.10 | 1.83 ± 0.05 | 0.16 ± 0.16 | S. villosum | 3.05 ± 0.69 | 4.48 ± 1.61 | 0.38 ± 0.02 | 2.39 ± 0.40 | 2.57 ± 0.60 | 0.37 ± 0.01 | S. scabrum | 3.25 ± 0.36 | 4.11 ± 0.99 | 0.33 ± 0.02 | 2.53 ± 0.05 | 2.73 ± 0.10 | 0.14 ± 0.02 | I. batatas | 4.13 ± 0.41 | 5.56 ± 1.42 | 0.43 ± 0.02 | 3.10 ± 0.21 | 3.08 ± 0.18 | 0.45 ± 0.04 |
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