The DIT content of serum was enhanced significantly in the thyroidectomized and normal rats, which were both given DIT. The DIT content of serum in animals given KI didn?t change.

• 去甲状腺大鼠和正常大鼠直接摄入 DIT后 ,血清中 DIT含量明显增高 ,至 3h达最高值 ,6h后基本恢复正常 ,而摄入 KI者 ,血清 DIT含量几乎不随时间变化。