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Table 8 Behavior of mice fed with mercury-containing diets in the cross maze test. a

From: Feeding mice with diets containing mercury-contaminated fish flesh from French Guiana: a model for the mercurial intoxication of the Wayana Amerindians

   Diet (Hg dose in food expressed in ng/g)
Behavioral measures Control diet (n = 6) 5.4 (n = 8) 62 (n = 8) 520 (n = 8)
Number of entries into open arms, % 28 ± 3.5 **13.7 ± 4.2 *21 ± 2.6 26.3 ± 3
Time spent in open arms, % 20.4 ± 2.9 *7.7 ± 2.9 *8.7 ± 1.6 14.7 ± 3.8
Time spent at the extremity of open arms, (sec) 30.9 ± 8.7 *13.4 ± 6.8 *14.6 ± 3.4 23.6 ± 8.7
Number of entries into closed arms, % 71.5 ± 4.2 **86.3 ± 4.2 *79 ± 2.6 73.7 ± 3
Time spent in closed arms, % 41.4 ± 2.8 **61.5 ± 4.3 **61 ± 2.6 49.4 ± 3.9
Time spent at the extremity of closed arms, (sec) 112.4 ± 13.6 **159.1 ± 14.2 **158.3 ± 8.5 116.5 ± 11.2
Time spent in center, % 38.3 ± 2 *31 ± 2.2 **30.2 ± 1.7 36.3 ± 1.7
  1. a Results are expressed as the mean ± SE. Significant differences are indicated by an asterisk (p < 0.05), or two (p < 0.01).