<strong>Figure 1 Binding Assay of ACE2 and SARS-CoV-2 (COVID-19) Spike RBD+SD1+SD2 Recombinant Protein</strong><br>Coating: SARS-CoV-2 (COVID-19) Spike RBD+SD1+SD2 recombinant protein (10-305) from 0.3 ng to 1000 ng.  Capture: ACE2 recombinant protein, 10-120 (0.5 μg/mL).  Secondary: Goat anti-human IgG HRP conjugate at 1:10000 dilution.
{}