这个词是什么意思？
The period of the CELL CYCLE preceding DNA REPLICATION in S PHASE. Subphases of G1 include competence (to respond to growth factors), G1a (entry into G1), G1b (progression), and G1c (assembly). Progression through the G1 subphases is effected by limiting growth factors, nutrients, or inhibitors.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D016193 · MeSH 2026。
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