
Recombinant Coronavirus 2019-nCoV Spike Glycoprotein-S1 (1-681 a.a.) by ProSpec Bio is a recombinant antigen expressed in HEK293 cells (aa 1–681, 76 kDa, >95% pure), supplied as a solution. Sizes: 5 µg (sars-045), 20 µg (sars-045-1), 1 mg (sars-045-2). Available from MBP, a registered vendor at leading US research institutions.


