Administration of thiouracil and of small amount of iodine which caused the thyroid gland to show histological picture of hyperfunction considerably reduced the free tyro - sine content per unit weight of the gland and increased its concentration in the plasma .

在硫 尿嘧啶和小剂量碘的作用下，甲状腺内的游离酪氨酸含量（以每单位组织算）显著减少，而血浆的游离酪氨酸浓度增高。