Recombinant Anti-CD20 x Anti-CD22 Bispecific Antibody (Fab-Fv) is designed to be expressed as two polypeptide chains. The heavy chain Fd fragment and light chain of an anti-CD20 antibody are fused with the VL and VH domains of an anti-CD22 antibody respectively. It can form natural in vivo heterodimerization. This BsAb is designed for the research of Lymphoma; Leukemia; Antoimmune disease; Immune dysfunction disease therapy.
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