Siwa Biotech

Siwa Biotech is a biotechnology company based in Oklahoma City that specializes in the development and manufacture of monoclonal blood typing reagents and antibody discovery tools. Founded in 2005, the company leverages a proprietary platform focused on the modulation of protein-tyrosine sulfation to produce high-affinity monoclonal antibodies. Its lead products, recombinant monoclonal Anti-Fya and Anti-Fyb reagents, have received FDA clearance for use in clinical diagnostics and blood banking. Siwa Biotech's technology addresses the limitations of traditional cell lines by utilizing recombinant systems to ensure consistent and scalable production of critical diagnostic antibodies.