The present invention provides a metastin derivative represented by the formula (I):
wherein each symbol is as defined in the specification, or a salt thereof, or a pharmaceutical composition containing it. The metastin derivative or a salt thereof is superior in blood stability, and has a cancer metastasis suppressive action or cancer growth suppressive action.
本发明提供了一种由式(I)表示的metastin衍
生物,其中每个符号如规范中所定义,或其盐,或含有其的药物组合物。该metastin衍
生物或其盐具有较好的血液稳定性,并具有抑制癌转移或抑制癌细胞生长的作用。