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硒缺乏引起大白鼠甲状腺 T_4、T_3和碘浓度减低向人们提示了硒和碘对甲状腺激素的合成具有同样的重要性,我们已研究了碘和硒缺乏对甲状腺联合作用的情况。停止正常饮食7周后给下列饮食的四组大白鼠的血浆 T_4。TSH 浓度及甲状腺重量做了研究。1.补硒和碘(对照组);2.缺硒组;
The lack of selenium causes a decrease in thyroid T_4, T_3 and iodine concentrations in rats, suggesting that selenium and iodine are equally important for the synthesis of thyroid hormones. We have investigated the combined effects of iodine and selenium deficiency on the thyroid. Plasma T_4 of four groups of rats given the following diet after stopping normal diet for 7 weeks. TSH concentration and thyroid weight have been studied. 1. Selenium and iodine (control group); 2. Se deficiency group;