ImmunoconjugatesImmunotoxinsMaytansineImmunoproteinsHeterocyclic Compounds, 1-RingYttrium RadioisotopesRadioimmunotherapyAntibodies, MonoclonalRicinCopper RadioisotopesHeterocyclic CompoundsIndium RadioisotopesImmunoglobulin FragmentsTransplantation, HeterologousTissue DistributionImmunotherapyMice, NudeNeoplasm TransplantationPhotosensitizing AgentsImmunoglobulin GTumor Cells, CulturedAntibodiesNeoplasmsCell Line, TumorCell SurvivalCell LineMolecular Sequence Data