Antibodies, BispecificAntibodies, MonoclonalAntibody SpecificityAntibodiesSingle-Chain AntibodiesAntigens, CD3HaptensImmunoglobulin FragmentsRadioimmunotherapyAntibody-Dependent Cell CytotoxicityAntibody AffinityAntibodies, ViralImmunotherapyReceptors, IgGRadioimmunodetectionProtein EngineeringAntibodies, BacterialSialic Acid Binding Ig-like Lectin 2Binding Sites, AntibodyHeterocyclic Compounds, 1-RingAntigens, CD19Carcinoembryonic AntigenAntigens, CD20ImmunotoxinsImmunoglobulin Fab FragmentsPentetic AcidCytotoxicity, ImmunologicAntibodies, NeoplasmAntibody FormationAntibodies, NeutralizingImmunoglobulin GAntigens, NeoplasmMice, SCIDImmunoglobulin Fc FragmentsT-LymphocytesLeukemia, B-CellHybridomasIndium RadioisotopesLymphoma, B-CellTumor Cells, CulturedMice, NudeIodine RadioisotopesAntibodies, Anti-IdiotypicCell Line, TumorNeoplasm TransplantationFluorescent Antibody TechniqueTissue DistributionNeoplasmsMonocytes, Activated KillerMice, Inbred BALB CXenograft Model Antitumor AssaysLymphocyte ActivationImmunoglobulin Variable RegionEnzyme-Linked Immunosorbent AssayMolecular Sequence DataAntigens, CDAntigen-Antibody ComplexTransplantation, HeterologousImmunization, PassiveEpitopesAmino Acid Sequence