The invention disclosed herein relates to cytotoxic cyclic peptides of Formula (A), methods of inhibiting RNA polymerase with such cyclic peptides, immunoconjugates comprising such cyclic peptides (i.e Antibody Drug Conjugates), pharmaceutical compositions comprising such cyclic peptides immunoconjugates, compositions comprising such cyclic peptides immunoconjugates with a therapeutic co-agent and methods of treatment using such cyclic peptides immunoconjugates.
本发明涉及公式(A)的细胞毒性环肽,以及利用这些环肽抑制RNA聚合酶的方法,包括这些环肽的免疫结合物(即
抗体药物结合物),包含这些环肽免疫结合物的药物组合物,含有这些环肽免疫结合物和治疗性辅助剂的组合物,以及利用这些环肽免疫结合物进行治疗的方法。