title: The search for standard HLA reagents.
mesh_terms: D003601:Cytotoxicity Tests, Immunologic; D000939:Epitopes; D006649:Histocompatibility Antigens; D006650:Histocompatibility Testing; D006801:Humans; D007202:Indicators and Reagents / Q000592:standards*; D008214:Lymphocytes / Q000276:immunology
chemical_list: D000939:Epitopes; D006649:Histocompatibility Antigens; D007202:Indicators and Reagents