This recombinant protein contains Covid-19 whole spike protein trimer (S-trimer) with a MW of ~145 kDa on 7.5% reducing gel as a monomer. It is recognized by an anti-spike protein antibody in ELISA tests.
Source
Insect cell
Application
Suitable for use in ELISA, CLIA, Lateral Flow, Western Blot, and other immunological tests
Purification
Ligand affinity chromatography
Buffer
PBS, pH 7.3
Format
Purified, Liquid
Purity
> 90% pure by SDS-PAGE
Preservative
0.1% ProClin300
Storage
Upon receipt, quick spin before open vial, aliquot and store at ?20°C. Avoid multiple freeze/thaw cycles
Reviews of Covid-19 whole spike protein trimer (insect cell)