| gptkbp:instanceOf | gptkb:cell_surface_receptor gptkb:immune_response
 gptkb:lymphocyte
 
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                                | gptkbp:activatedBy | antigen-presenting cells 
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                                | gptkbp:alsoKnownAs | gptkb:CD8+_T_cell cytotoxic T cell
 
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                                | gptkbp:canBeEngineeredAs | gptkb:CAR-T_cell 
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                                | gptkbp:developsIn | gptkb:thymus 
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                                | gptkbp:discoveredBy | gptkb:Peter_Doherty gptkb:Rolf_Zinkernagel
 
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                                | gptkbp:discoveredIn | 1970s 
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                                | gptkbp:expressedIn | gptkb:CD8_glycoprotein 
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                                | gptkbp:foundIn | blood lymphoid tissues
 
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                                | gptkbp:function | kills cancer cells kills damaged cells
 kills virus-infected cells
 
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                                | gptkbp:inducedBy | apoptosis in target cells 
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                                | gptkbp:marking | gptkb:CD8 gptkb:T_cell_receptor_(TCR)
 
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                                | gptkbp:measures | flow cytometry 
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                                | gptkbp:partOf | gptkb:adaptive_immune_system 
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                                | gptkbp:proliferatesInResponseTo | antigen stimulation 
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                                | gptkbp:recognizedBy | antigen presented by MHC class I molecules 
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                                | gptkbp:relatedTo | helper T cell memory T cell
 regulatory T cell
 
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                                | gptkbp:role | gptkb:immunotherapy autoimmune diseases
 transplant rejection
 viral clearance
 
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                                | gptkbp:secretes | gptkb:granzymes gptkb:perforin
 granulysin
 
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                                | gptkbp:target | immunosuppressive drugs 
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                                | gptkbp:bfsParent | gptkb:Cells_at_Work! 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Killer T Cell 
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