title: Hereditary orotic aciduria: a defect of pyrimidine metabolism with cellular immunodeficiency.
mesh_terms: D000917:Antibody Formation; D001402:B-Lymphocytes / Q000276:immunology; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D007153:Immunologic Deficiency Syndromes / Q000151:congenital / Q000276:immunology*; D008297:Male; D008661:Metabolism, Inborn Errors / Q000276:immunology*; D009963:Orotic Acid / Q000652:urine*; D011743:Pyrimidines / Q000378:metabolism*; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D011743:Pyrimidines; D009963:Orotic Acid