这个词是什么意思？
A guanine-derived ANTINEOPLASTIC AGENT that functions as a NUCLEIC ACID SYNTHESIS INHIBITOR through its binding to, and inhibition of, THYMIDYLATE SYNTHASE.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000068437 · MeSH 2026。
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