To observe the effect of coal-burning caused fluorosis on apoptosis of spermatogenic cells in adult male rats .
观察燃煤型氟中毒对大鼠睾丸生精细胞凋亡的影响。
The prevalence of dental fluorosis of the children drinking low fluorine water , no matter whether using fluoride dentifrice or not , was no difference .
饮用低氟水的儿童无论是否使用含氟牙膏,其氟斑牙发病率间没有差别。
To determine the content of fluoride in drinking water by f-ion selective electrode and diagnose dental fluorosis of children by dean method .
用氟离子电极法测定水氟,采用dean氏法进行儿童氟斑牙诊断。
Fluorosis can cause tooth discoloration or surface irregularities .
氟中毒会导致牙齿变色或表面缺陷。
However , overfluoridating children can lead to fluorosis -- disruption in enamel formation during tooth development .
不过,氟过量会导致儿童氟中毒在牙齿发育形成牙釉质时造成破坏。
This increase is unlikely to cause a clinically detectable change in dental fluorosis .
这一数量的增加不会引起任何临床可见的氟斑牙症状改变。
The change of nephric function and ion metabolism in different fluorosis animals .