pyrimidine nucleosidase的用法和样例：
例句
- Lamivudine is a typical antivius agent of pyrimidine nucleoside, mainly used for the treatment of hepatitis B.
摘要拉米夫定是一种嘧啶核苷类抗病毒药物，主要用于慢性乙型肝炎的治疗。 - The relative merits between "degradable" and "non-degradable" radiolabeled pyrimidine analogues have been compared in this paper.
本文比较可分解及不可分解放射性标帜嘧啶核苷酸之个别优点。
