試題詳解

27. Gout is caused by aberrant degradation of purine, leading to accumulation of uric acid. Allopurinol inhibits_______, leading to reduce the production of uric acid.
(A) purine nucleoside phosphorylase
(B) xanthine oxidase
(C) nucleotidase
(D) urease
(E) hypoxanthine-guanine phosphoribosyltransferasse