. 2017 Apr 21;7:1070. doi: 10.1038/s41598-017-01090-y

Table 1.

Average Plasma fluoride concentration (μg/mL ± SD) in rats exposed or not to F chronically, through the drinking water for 30 days.

GROUPS	[F] plasma (μg/mL ± SD)
Control	0.011 ± 0.003^a
10 ppm F	0.021 ± 0.010^b
50 ppm F	0.036 ± 0.012^c

Animal groups: Control (deionized water–0 ppm F), 10 ppm F, and 50 ppm de F. *Different letter indicated significant difference among the groups (ANOVA after log transformation and Tukey’s test (p < 0.001)). n = 6.