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    • 4. 发明申请
    • IMPROVED PREPARATION METHOD FOR HIGH-YIELD PRODUCTION OF PHYSIOLOGICALLY ACTIVE POLYPEPTIDE CONJUGATE
    • 生物活性多肽共聚物高效生产的改进制备方法
    • US20160008484A1
    • 2016-01-14
    • US14772493
    • 2014-03-05
    • HANMI PHARM. CO., LTD.
    • Myung Hyun JANGMin Young KIMDae Jin KIMSung Youb JUNGSe Chang KWON
    • A61K47/48A61K38/28
    • Provided is a method for preparing a conjugate by linking a physiologically active polypeptide, a non-peptidyl polymer linker, and an immunoglobulin constant region via a covalent bond. The method for efficiently preparing the physiologically active polypeptide conjugate uses a salt in a coupling reaction to solve the problem of low production yield during preparation of the physiologically active polypeptide conjugate. The conjugate of physiologically active polypeptide-non-peptidyl polymer-immunoglobulin constant region can be produced with high purity and yield by the subject method. Due to the method for preparing the physiologically active polypeptide conjugate, production costs can be reduced. Therefore, the method can be used to develop long-acting formulations of physiologically active polypeptides, which have improved industrial applicability and drug regulation compliance.
    • 提供通过共价键连接生理活性多肽,非肽基聚合物接头和免疫球蛋白恒定区来制备缀合物的方法。 用于有效制备生理活性多肽缀合物的方法使用耦合反应中的盐来解决制备生理活性多肽缀合物期间产量低的问题。 生理活性多肽 - 非肽基聚合物 - 免疫球蛋白恒定区的缀合物可以通过本发明方法以高纯度和产率产生。 由于制备生理活性多肽缀合物的方法,可以降低生产成本。 因此,该方法可用于开发具有改善的工业适用性和药物调节依从性的生理活性多肽的长效制剂。