The PD-1 Single Domain Antibody [F12A8] from ProSci, Inc is a Camelid Monoclonal antibody to PDCD1. This antibody recognizes Homo Sapiens, and Human antigen. The PD-1 Single Domain Antibody [F12A8] has been validated for the following applications: EIA, Immunoassay, ELISA, and Flow Cytometry.