Retifanlimab is a humanized IgG4 kappa monoclonal antibody that binds to the programmed death receptor-1 (PD-1), blocking PD-1 interaction with its ligands, programmed death-ligand 1 (PD-L1) and programmed death-ligand 2 (PD-L2). By blocking the PD-1/PD-L1/2 pathway, retifanlimab potentiates T-cell activity and boosts the immune response against cancer cells...
Retifanlimab is indicated for the treatment of adult patients with metastatic or recurrent locally advanced Merkel cell carcinoma.
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