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    • 61. 发明授权
    • Thyroxine-and triiodothyronine-tyrosine dipeptide derivatives
    • 甲状腺素和三碘甲状腺原氨酸二肽衍生物
    • US3983099A
    • 1976-09-28
    • US559862
    • 1975-03-19
    • Gordon Dean Niswender
    • Gordon Dean Niswender
    • C07K5/06G01N33/78C07C103/52C07G7/00
    • C07K5/06191G01N33/78
    • The present invention is concerned with the production of novel derivatives of thyroid hormones which are useful in the radioimmunoassay (RIA) of such hormones. The invention is particularly concerned with derivatives of thyroxine and triiodothyronine which contain an additional phenol group which is readily iodinatable so that the phenol conjugate can be readily tagged with a radioactive iodine isotope, such as .sup.125 I or .sup.131 I, without detrimentally interfering with the ability of the tagged conjugate so competitively bind with the naturally occurring thyroid hormone in the biological liquid to be analyzed by RIA technique. The invention is also concerned with the iodine-tagged derivatives or conjugates.
    • 本发明涉及可用于这种激素的放射免疫测定(RIA)的甲状腺激素的新衍生物的生产。 本发明特别涉及甲状腺素和三碘甲腺原氨酸的衍生物,其含有另外的酚基,其易于碘化,使得苯偶姻偶联物可以容易地用放射性碘同位素例如125I或131I进行标记,而不会有害地干扰 标记的缀合物与通过RIA技术分析的生物液体中天然存在的甲状腺激素竞争性结合。 本发明还涉及碘标记的衍生物或缀合物。