Val-Cit-PAB-MMAE is a precursor of antibody drug conjugate. It contains a a protease-sensitive Val-Cit dipeptide, and a MMAE payload. The MMAE is a synthetic antineoplastic agent. It can be attached to a monoclonal antibody (MAB) which directs it toward cancer cells. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.