title: Activities of hypoxanthine-guanine phosphoribosyltransferase and adenine phosphoribosyltransferase in erythrocytes from patients with Down's syndrome.
mesh_terms: D000225:Adenine; D002648:Child; D002904:Chromosomes, Human, 21-22 and Y; D004314:Down Syndrome / Q000097:blood / Q000201:enzymology* / Q000378:metabolism; D004912:Erythrocytes / Q000201:enzymology*; D006147:Guanine; D006801:Humans; D007042:Hypoxanthines; D010430:Pentosyltransferases / Q000097:blood*; D014527:Uric Acid / Q000096:biosynthesis
chemical_list: D007042:Hypoxanthines; D014527:Uric Acid; D006147:Guanine; D010430:Pentosyltransferases; D000225:Adenine