title: Enzyme defects in purine metabolism and immunodeficiencies.
mesh_terms: D000243:Adenosine Deaminase / Q000172:deficiency*; D005260:Female; D006801:Humans; D007153:Immunologic Deficiency Syndromes / Q000201:enzymology / Q000209:etiology* / Q000235:genetics; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D009700:Nucleoside Deaminases / Q000172:deficiency*; D010430:Pentosyltransferases / Q000172:deficiency*; D011683:Purine-Nucleoside Phosphorylase / Q000172:deficiency*
chemical_list: D010430:Pentosyltransferases; D011683:Purine-Nucleoside Phosphorylase; D009700:Nucleoside Deaminases; D000243:Adenosine Deaminase