Abstract Vaccines and therapeutics are urgently needed for the pandemic caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). Here, we screen human monoclonal antibodies (mAb) targeting receptor binding domain (RBD) of viral spike protein via antibody library constructed from peripheral blood mononuclear cells a convalescent patient. The CT-P59 mAb potently neutralizes SARS-Co...