
Recombinant Coronavirus 2019 Spike (1-1211 a.a.) by ProSpec Bio is a recombinant antigen expressed in CHO cells (aa 1–1211, C-terminal His tag, 134 kDa, >95% pure), supplied as a solution. Sizes: 50 µg (sars-041), 150 µg (sars-041-1), 250 µg (sars-041-2). Available from MBP, a registered vendor at leading US research institutions.


