
Recombinant SARS MERS Spike S1 (18-751 a.a.) by ProSpec Bio is a recombinant antigen expressed in Sf9 insect cells (aa 18–751, C-terminal His tag, 82.0 kDa, >85% pure), supplied as a solution. Sizes: 2 µg (sars-052), 10 µg (sars-052-1), 1 mg (sars-052-2). Available from MBP, a registered vendor at leading US research institutions.


