title: Immunodeficiency in familial erythrophagocytic lymphohistiocytosis.
mesh_terms: D001402:B-Lymphocytes / Q000276:immunology*; D002648:Child; D002675:Child, Preschool; D004168:Diphtheria Toxoid / Q000276:immunology; D004912:Erythrocytes / Q000276:immunology*; D006388:Hemagglutinins; D006433:Hemocyanins / Q000276:immunology; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000209:etiology*; D007223:Infant; D007518:Isoantibodies; D008206:Lymphatic Diseases / Q000235:genetics* / Q000276:immunology; D008297:Male; D010587:Phagocytosis; D011135:Polysaccharides, Bacterial / Q000276:immunology; D013296:Streptococcus pneumoniae / Q000276:immunology; D013745:Tetanus Toxoid / Q000276:immunology
chemical_list: D004168:Diphtheria Toxoid; D006388:Hemagglutinins; D007518:Isoantibodies; D011135:Polysaccharides, Bacterial; D013745:Tetanus Toxoid; D006433:Hemocyanins