申请人:Takeda Pharmaceutical Company Limited
公开号:EP2314609A1
公开(公告)日:2011-04-27
Disclosed is a stable metastin derivative having excellent biological activities (e.g., a cancer metastasis inhibiting activity, a cancer proliferation inhibiting activity, a gonadotropin secretion promoting activity, a sex hormone secretion promoting activity). A metastin derivative produced by substituting a constituent amino acid in metastin can be improved in stability in the blood and can have an excellent cancer metastasis inhibiting activity, an excellent cancer proliferation inhibiting activity, an excellent gonadotropin secretion inhibiting activity, an excellent sex hormone secretion inhibiting activity and the like by binding the metastin derivative to polyethylene glycol.
本发明公开了一种稳定的转移素衍生物,它具有优异的生物活性(例如,癌症转移抑制活性、癌症增殖抑制活性、促性腺激素分泌促进活性、性激素分泌促进活性)。将转移素衍生物与聚乙二醇结合,可以提高转移素衍生物在血液中的稳定性,并具有优异的癌症转移抑制活性、优异的癌症增殖抑制活性、优异的促性腺激素分泌抑制活性、优异的性激素分泌抑制活性等。