title: The zygosity of HL-A antigens on lymphocytes determined by the rate of release of radioactive chromium.
mesh_terms: D002859:Chromium Isotopes; D003601:Cytotoxicity Tests, Immunologic; D006579:Heterozygote; D006649:Histocompatibility Antigens; D006720:Homozygote; D006801:Humans; D008214:Lymphocytes / Q000276:immunology* / Q000378:metabolism
chemical_list: D002859:Chromium Isotopes; D006649:Histocompatibility Antigens