Natural Cytotoxicity Triggering Receptor 1Natural Cytotoxicity Triggering Receptor 3Natural Cytotoxicity Triggering Receptor 2Receptors, Natural Cytotoxicity TriggeringKiller Cells, NaturalCytotoxicity, ImmunologicReceptors, ImmunologicNK Cell Lectin-Like Receptor Subfamily KReceptors, Natural Killer CellAntibody-Dependent Cell CytotoxicityCytotoxicity Tests, ImmunologicAntigens, CD56K562 CellsNK Cell Lectin-Like Receptor Subfamily DReceptors, KIRAntigens, LyCell DegranulationImmunity, InnateHLA-B7 AntigenFlow CytometryInterleukin-2Lymphocyte ActivationGPI-Linked ProteinsAntigens, CDCells, CulturedCell LineReceptors, IgGSpleenLigandsLymphocytesCell Line, TumorInterferon-gammaMembrane GlycoproteinsCell SeparationHistocompatibility Antigens Class ITumor Cells, CulturedCell SurvivalMice, Inbred C57BLSignal TransductionDrug Screening Assays, AntitumorAntineoplastic AgentsCytotoxinsApoptosisB7 AntigensPerforin