title: The biochemical basis of immunodeficiency disease.
mesh_terms: D000243:Adenosine Deaminase / Q000172:deficiency; D016026:Bone Marrow Transplantation; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000209:etiology / Q000378:metabolism* / Q000628:therapy; D007223:Infant; D009708:Nucleotidases / Q000172:deficiency; D011683:Purine-Nucleoside Phosphorylase / Q000172:deficiency; D014184:Transplantation, Homologous
chemical_list: D011683:Purine-Nucleoside Phosphorylase; D009708:Nucleotidases; D000243:Adenosine Deaminase