Humanized antibodies that recognize difucosyl Lewis blood group antigens Y-6 and B-7-2

摘要

Humanized monoclonal antibodies that recognize the difucosyl Lewis blood group antigens Y-6 and B-7-2 are disclosed. The antibodies have a humanized light chain variable region and a humanized heavy chain variable region with CDRs from antibody BR55-2. Fragments of the antibodies and pharmaceutical compositions containing them are also disclosed.