The SARS-CoV-2 Spike RBD Alexa Fluor® 488-conjugated Antibody from R&D Systems, a Bio-Techne Brand is a Mouse Monoclonal antibody to S. This antibody recognizes 2019-nCoV, Corona Virus, Coronavirus, COVID-19, SARS-CoV-2, and Virus antigen. The SARS-CoV-2 Spike RBD Alexa Fluor® 488-conjugated Antibody has been shown to work in the following applications: Flow Cytometry.