Feb 08 2021 Read 513 Times Aalto Bio Reagents is pleased to announce the availability of the first highly reactive recombinant Rubella Spike Ectodomain (E1-E2) antigen, code BM 6428, which has shown exceptional detection of both IgG and IgM antibodies in ELISA and bead-based immunoassays. Purified from recombinant expression in insect cells, this high-quality antigen has guaranteed lot to lot consistency and considerably shorter lead times for large lots compared to native antigen production. Using the protein sequence from the Rubella vaccine strain HPV-77, Aalto Bio Reagents was able to produce a very reliable product, ready for use in the development of highly specific IgG and IgM assays.