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Table 3 Arsenic concentrations in biological samples from newborns

From: Effects of arsenic exposure on DNA methylation in cord blood samples from newborn babies and in a human lymphoblast cell line

Groups

Arsenic concentrations

 

Cord blood (μg/g)

Toenails (μg/g)

Fingernails (μg/g)

Hair (μg/g)

Exposed

5.79 ± 0.5 a,*

1.52 ± 0.38***

1.91 ± 0.38**

0.05 ± 0.01***

(n = 55)

6.27 (1.31-10.37)b

0.76 (nd-8.23)

1.45 (nd-9.08)

0.031 (nd-0.38)

Control

1.97 ± 0.64

0.12 ± 0.04

0.08 ± 0.05

0.01 ± 0.003

(n = 16)

1.25 (0.51-8.31)

0.03 (nd-0.59)

0.06 (nd-0.41)

nd (nd-0.06)

  1. The values are expressed as the mean ± SE (a) and median (min - max) (b).
  2. nd : non detectable.
  3. *,**, *** : statistically significant difference from controls at p < 0.05, 0.01 and 0.001, respctively.
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Environmental Health

ISSN: 1476-069X