Novel tubulysin derivatives which may be useful as cytotoxic agents to provide therapeutic benefits in the treatment of various types of cancers, alone or as drug conjugates with antibodies are provided. The tubulysin derivatives consist of a tetrapeptide scaffold comprising methyl and ethyl substituted piperidines. The tubulysin conjugates further comprise monoclonal antibody via succinimide linkers.
提供了可能作为细胞毒性药物在治疗各种类型癌症中提供治疗益处的新型管肽衍
生物,可以单独使用,也可以与
抗体结合物作为药物共轭物。这些管肽衍
生物由包含甲基和乙基取代
哌啶的四肽支架组成。这些管肽结合物进一步包括通过琥珀
酰亚胺连接剂连接的单克隆
抗体。