服用过量的硒导致严重的疾病——硒中毒。
Selenosis is a serious disease caused by taking too much selenium.
硒中毒导致胃病、头发及指甲缺失、肝脑损害，这是致命的。
Selenosis causes stomach problems, loss of hair and nails, liver and brain damage. It can be fatal.
本研究以柳州黑鸡为实验对象，研究亚慢性硒中毒的病理变化和某些毒性机理。
This research regards black chicken of Liuzhou as experimental subjects, study pathology changing and some toxic mechanism that the inferior chronic selenium is poisoned.
给家兔分别肌肉注射不同剂量的亚硒酸钠，历时八周，复制出亚急性硒中毒的动物模型。
Different toxic doses of sodium selenite were given to the experimental rabbits by means of muscular injection weekly and subacute selenium poisoning model in rabbits was produced over eight weeks.
文中还对我国人、畜的硒中毒、硒的缺乏，对其环境因素及应用硒防治疾病进行了讨论。
Also, the paper discusses selenium toxicity and lack of selenium in human beings and animals, its effects upon environment as well as application of selenium in preventing and curing diseases.
目的：研究硒对氟中毒诱导的大鼠口腔粘膜细胞和肝细胞DNA损伤的作用。
Objective: To study the effects of selenium on oral mucosal cell and hepatocyte DNA damage induced by fluorosis in rats.
目的：主要研究壳聚糖硒对铅中毒小鼠的保护作用。
Objective: to study the protection of chitosan-se on lead toxicity in mice.
结果表明：随着服硒量的增加，中毒症状逐渐加剧。
The results show that: the symptom of poisoning is exacerbated with the increase of selenium intake.
研究硒对急性镉中毒性肾损伤的保护作用。
Protective effect of selenium on acute toxic renal damage caused by cadmium was studied.
研究硒对急性镉中毒性肾损伤的保护作用。
Protective effect of selenium on acute toxic renal damage caused by cadmium was studied.
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