The present disclosure provides an immunoconjugate includes an antibody comprising an antigen-binding fragment that specifically binds to an epitope in mesothelin, N-glycan binding domain and an N-glycan; a linker linking to the N-glycan; and a payload A and a payload B conjugated to the linker, respectively; wherein the payload A and the payload B are the same or different. A pharmaceutical composition comprises the immunoconjugate and a method for treating cancer are also provided in the disclosure.
本公开提供了一种免疫结合物,包括
抗体,其包括特异性结合于介质素中的表位的抗原结合片段、N-糖基结合结构域和N-糖基;连接到N-糖基的链接体;以及分别与链接体共轭的药物A和药物B;其中药物A和药物B可以相同或不同。本公开还提供了一种包含该免疫结合物的制药组合物以及治疗癌症的方法。