igm monoclonal antibodies directed against tumor cells which do not mediate antibody-dependent macrophage cytotoxicity ( admc ) even when they are cytotoxic in the presence of complement , have been shown to render macrophages tumoricidal when they carry an immunomodulating agent , i.e. , muramyldipeptide ( mdp ) .
C0003250
monoclonal antibodies
C0003241
antibody