Article ID Journal Published Year Pages File Type
3842378 Tzu Chi Medical Journal 2007 4 Pages PDF
Abstract

Lesch-Nyhan disease is the most severe or complete phenotype of deficiency in hypoxanthine-guanine phosphoribosyl transferase (HPRT). Other variant enzymes are found in patients without abnormality in behavior or mental development; and there are intermediate phenotypes in which enzyme activity is intermediate. A considerable number and variety of mutations in the HPRT gene have been discovered.

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