A substance being studied in the treatment of cancer. It combines a monoclonal antibody with the anticancer drug doxorubicin. Monoclonal antibodies are substances that are made in the laboratory and that can locate and bind to cancer cells. Doxorubicin is a type of anthracycline antitumor antibiotic. When it is combined with a monoclonal antibody, it forms a type of drug conjugate. Also called cBR96-doxorubicin immunoconjugate.