AZD-CO-Ph-PEG4-Ph-CO-AZD is a bis-β-lactam linker can be used for antibody-siRNA conjugate synthesis[1].
[1]. Alex R Nanna, et al.Generation and validation of structurally defined antibody-siRNA conjugates. Nucleic Acids Res. 2020 Jun 4;48(10):5281-5293.
















