
Recombinant Coronavirus 2019 Spike E-Mosaic by ProSpec Bio is a recombinant antigen expressed in E. coli (C-terminal 6xHis tag, 40.5 kDa, >90% pure), supplied as a solution. Sizes: 50 µg (sars-014), 0.25 mg (sars-014-1), 1 mg (sars-014-2). Available from MBP, a registered vendor at leading US research institutions.


