Preferred Label : HLA-DR Negative;
NCIt synonyms : Human Leukocyte Antigen-DR Isotype Negative; HLA-DR Antigen Negative;
NCIt definition : An indication that expression of an HLA-DR antigen has not been detected in a sample.;
NCI Metathesaurus CUI : CL970617;
Origin ID : C162075;
UMLS CUI : C5206306;
Semantic type(s)
concept_is_in_subset