title: A change in HL-A phenotype associated with a specific blocking factor in the serum of an infant with severe combined immunodeficiency disease.
mesh_terms: D000918:Antibody Specificity; D003601:Cytotoxicity Tests, Immunologic; D005260:Female; D006648:Histocompatibility; D006650:Histocompatibility Testing; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000235:genetics*; D007223:Infant; D007519:Isoantigens; D008214:Lymphocytes / Q000276:immunology; D008431:Maternal-Fetal Exchange; D010375:Pedigree; D010641:Phenotype; D011247:Pregnancy
chemical_list: D007519:Isoantigens