The invention provides novel cytotoxic compounds and cytotoxic conjugates comprising these cytotoxic compounds and cell-binding agents. More specifically, this invention relates to novel thailanstatin A analogs, useful as cytotoxic small molecule toxins in antibody-drug conjugates (ADCs). The present invention further relates to compositions including these cytotoxic compounds and ADCs, and methods for using these toxins and ADCs to treat pathological conditions including cancer.
该发明提供了新型细胞毒化合物和包含这些细胞毒化合物和细胞结合剂的细胞毒结合物。更具体地,本发明涉及新型的thailanstatin A类似物,可用作
抗体药物结合物中的细胞毒小分子毒素。本发明还涉及包括这些细胞毒化合物和ADCs的组合物,以及使用这些毒素和ADCs治疗包括癌症在内的病理状况的方法。