From: Effect of fluoride on major organs with the different time of exposure in rats
Groups | 15 days | 30 days | 60 days |
---|---|---|---|
Control | 0.060 ± 0.003 | 0.060 ± 0.002 | 0.060 ± 0.001 |
Group I (0.5 ppm) | 0.062 ± 0.001 | 0.062 ± 0.001 | 0.062 ± 0.003 |
Group II (5 ppm) | 0.062 ± 0.001 | 0.065 ± 0.003* | 0.067 ± 0.001* |
Group III (20 ppm) | 0.063 ± 0.002* | 0.066 ± 0.001* | 0.07 ± 0.003* |