Positive control: 293T , SARS-CoV-2 (2019-nCoV) Spike-transfected 293T. Specificity: This antibody detects SARS-CoV-2 Spike protein, but does not cross-react with SARS-CoV or MERS-CoV spike proteins based on our internal testing. SARS-CoV-2 (Severe Acute