SEARCH Articles Figures Tables 9-£>-Hypoxanthines Human hypoxanthine-guanine phosphoribosyl transferase Hypoxanthin Hypoxanthine Hypoxanthine phosphoribosyl transferase HPRT) Hypoxanthine-guanine phosphoribosyl Hypoxanthine-guanine phosphoribosyl transferase Hypoxanthine-guanine phosphoribosyl transferase deficiency Lesch Hypoxanthine guanine phosphoribosyl Phosphoribosyl Pyrimidine Hypoxanthine guanine phosphoribosyl Transferase hypoxanthine phosphoribosyl